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December 2019

Date Event Distance Location Description
12/07/2019 Bah Humbug! 5K 5K San Ramon, CA Start the holiday season off with a healthy fun run or walk through San Ramon.
12/07/2019 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
12/07/2019 Cameron Park's Run with Santa 5K Cameron Park, CA This run with Santa is a 5k fun run/walk that begins and ends at the Cameron Park Community Center.
12/07/2019 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/07/2019 Dam Jingle Bell Dash 10K, 5K Orinda, CA A huge event each year with lots of fun and holiday spirit ! We had 100 Dashers to Santa and he was thrilled.
12/07/2019 Daybreak Marathon - San Francisco 13.1M, 10K, 5K San Francisco, CA Each run is small, capped at 25 participants for a smaller, private setting that focuses on the run itself and receiving a finish time, hand-timed by a coordinator.
12/07/2019 Death Valley Trail Marathon & Half Marathon 26.2M, 13.1M Death Valley National Park, CA This scenic wilderness trail run is on a gravel jeep road from Beatty, NV through the picturesque Titus Canyon, finishing in Death Valley.
12/07/2019 Jingle all the Way 5K 5K Templeton, CA The Annual Jingle All The Way 5K & Kids 1-Mile fun run is coming to Templeton on Saturday, December 7, 2019!
12/07/2019 Jingle Bell Run - Robert W. Crown Memorial Park 5K San Francisco, CA Be part of the longest-standing, holiday-themed 5K race series anywhere – and fight with us to conquer arthritis!
12/07/2019 Kaweah Country Run 10K, 5K Three Rivers, CA The Kaweah Country Run is three events on two scenic out-and-back courses that utilize the historic Kaweah Trails in the lake bottom of Lake Kaweah.
12/07/2019 MH Jingle All the Way 5K 5K Mountain House, CA Local holiday themed race. $35 to register. All registrants prior to Nov 15th will be guaranteed a long sleeve tech shirt.
12/07/2019 Midway Shelter Winter 5K 5K Alameda, CA The run will take you along the beautiful shoreline of Bay Farm Island and is a flat out and back with views of San Francisco and the Alameda Main Island.
12/07/2019 Mr. Toad's Wild Run 20K, 5K Bakersfield, CA Both 20k and 5k courses feature rugged terrain and a finish down Mr. Toad's Gully.
12/07/2019 Peacock Gap Trail Run 13.1M, 10K, 5K San Rafael, CA An extensive trail network will greet you with views of Mt. Tam, San Pablo Bay, and San Francisco Bay as you traverse twisting single-track trails, climbing up and over the peak.
12/07/2019 Pizza & Beer Run 5K 5K Fresno, CA Home Blessing Foundation proudly presents our Inaugural Pizza & Beer Run 5K timed Run/Walk! This event is for the entire family.
12/07/2019 Reindeer Run 10K, 5K American Canyon, CA The most scenic 5k/10k in the Bay area! The course is flat and fast on paved roads and well groomed gravel trails.
12/07/2019 Run & Ride California's Great America 13.1M, 6.6M, 5K Santa Clara, CA You may know and love California’s Great America, but we invite you to see it in a whole new way, first with a Peanuts Run & Ride race through the park, then with an evening at Winterfest!
12/07/2019 Running of the Elves 5K Elk Grove, CA Running of the Elves is a 5K (3.1 mile) run or walk. Proceeds will benefit the Elk Grove Youth Sports Foundation.
12/07/2019 Running of the Elves 5K 5K Marysville, CA On Saturday, December 7th at 8am, the Yuba-Sutter Training Zone will host the 2019 Running of the Elves.
12/07/2019 San Joaquin River Trail 50K and 50 Mile 50M, 50K Friant, CA Come out and run some of the best trails in the valley along Millerton Lake and the San Joaquin River.
12/07/2019 Santa Shuffle 5K 5K Chico, CA A run to help others this holiday season! Brought to you by the Salvation Army: Doing the Most Good.
12/08/2019 California International Marathon 26.2M, 2.6M Sacramento, CA Our point-to-point, net downhill course has remained unchanged for 37 years, providing over 100,000 runners of all speeds the best chance to achieve their marathon goals.
12/08/2019 Girls on the Run 5K 5K San Francisco, CA The Girls on the Run 5K is a family-friendly event featuring a 5K fun run, DJ music, Zumba warm-up, photo booth, face painting, and other fun activities!
12/08/2019 Great Santa Run 5K , 1M San Francisco, CA Races Start/Finish at Crissy Field across from Sports Basement Presidio.
12/08/2019 Hanford Rockin Rudolph Run 5K Hanford, CA The Rockin' Rudolph Run is a great way to start the holiday season with a great stroll through Historic Downtown Hanford.
12/08/2019 Jingel Bell Run - Sacramento 5K Sacramento, CA Be part of the longest-standing, holiday-themed 5K race series anywhere – and fight with us to conquer arthritis!
12/08/2019 Jingle Bell Rock 10K, 5K Santa Cruz, CA You can choose either 5K or 10K to run or walk, the kid's 1K for kids 10 and under.
12/08/2019 Krampus Cross Country 5K/10K 10K, 5K San Francisco, CA This one is special for a few reasons... It's the ONLY trail event/race taking place in SF. It's the ONLY event/race featuring Krampus (The Christmas Devil). It's the ONLY event/race featuring a pre-race brewfest (Fri, 12/6). Save $5 with promo code SWEAT.
12/08/2019 Santa Skivvies Run 1M San Francisco, CA Santa Skivvies Run is a festive, one-mile run through the Castro benefiting San Francisco AIDS Foundation.
12/08/2019 Secret Santa 5K 5K Santa Rosa, CA The Secret Santa 5K is a fun family event and welcomes all paces. The goal for this year's race is for every family or participant to adopt a heart from the Sonoma County Secret Santa program.
12/08/2019 Sierra Point 10K 10K Brisbane, CA Run southbound on paved Bay Trail, turnaround at Oyster Point and return to finish.
12/11/2019 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/14/2019 Antioch Holiday Run 10K, 3M, 1M Antioch, CA This race event, benefiting local schools, youth, and libraries and is an effective vehicle to promote and build a healthy community—starting with our youth!
12/14/2019 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
12/14/2019 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/14/2019 Double Road Race 15K Palo Altos, CA Double Racing, Double for short, is a two stage running challenge. Participants first run the longer stage, take a halftime break and then run the second stage.
12/14/2019 Folsom Christmas Classic 5K/10K 10K, 5K Folsom, CA Both the 5k & 10k routes are on beautiful, paved, Folsom nature trails.
12/14/2019 Fresno Jingle Bell Run for Toys for Tots 5K Fresno, CA The Jingle Bell Run will feature a Christmas designed Sweatshirts and Jingle Bells to all registered participants.
12/14/2019 Hark The Herald Half Marathon 13.1M, 10K Tiburon, CA You'll fall in love with San Francisco all over again as you follow this hilly loop trail circumnavigating Angel Island.
12/14/2019 Healdsburg Holiday Shuffle 5K Healdsburg, CA Join us this holiday season and run with the entire family!
12/14/2019 Jingle Beer Run 5K San Francisco, CA Jingle Beer Run is a race that highlights what the season is all about: drinking beer (and running for charity)!
12/14/2019 Jingle Bell Run - Crocker Park 5K Sacramento, CA Be part of the longest-standing, holiday-themed 5K race series anywhere – and fight with us to conquer arthritis!
12/14/2019 Jingle Bell Run - Lovers Point Park 5K Pacific Grove, CA Be part of the longest-standing, holiday-themed 5K race series anywhere – and fight with us to conquer arthritis!
12/14/2019 Last 10K & Final 2 Mile 10K, 2M Santa Rosa, CA Race in your Ugly Christmas sweater and be entered in a contest for a special prize!
12/14/2019 Modesto Junior College Turkey Trot 5K Modesto, CA TBD. The 3.1 mile course is on a paved path with some grass and dirt. Please no strollers, headphones, or dogs in the 5K run.
12/14/2019 Modesto Spirit of Giving 5K 5K Modesto, CA Be part of something big this December.
12/14/2019 PAL Holiday Run 10K, 5K, 1M Rancho Cordova, CA Our Holiday Run is also a Toy Drive that supports the Christmas in Cordova program.
12/14/2019 Reindeer Run 5K Alameda, CA Take part in a 5k (3.1 mile) race along the beautiful Crab Cove path in Alameda and enjoy fun for the whole family, including photos with Santa and music by SJND musicians.
12/14/2019 River Run 5K Yuba City, CA The course will be an out and back, each distance will have their own turn around at an aid station.
12/14/2019 Rodeo Beach Trail Run 50K, 30K, 20K, 8K Sausalito, CA Enjoy vistas of the Pacific Coast as you take a scenic tour of the spectacular Marin Headlands.
12/14/2019 Run Walnut Creek 13.1M, 10K, 5K Walnut Creek, CA The Walnut Creek Half Marathon is a fun and exciting course for all; runners and walkers alike enjoy this course for its ever-changing scenery and spirited volunteers along the route.
12/14/2019 Snowberry Creek 50K 50K, 30K, 13.1M, 10K Folsom, CA Come join us for a fantastic run on the bluffs of Lake Natoma and along the historic Pioneer Express Trail during the annual Snowberry 50k!
12/14/2019 Summit Rock Half-Marathon 13.1M, 10K, 5K Saratoga, CA Tucked away just outside Silicon Valley, Sanborn County Park features miles of single-track trails dappled with filtered light through lush canopy.
12/14/2019 Walnut Creek Half Marathon 13.1M, 10K, 5K Walnut Creek, CA Welcome to the Walnut Creek Running Festival!
12/15/2019 Bakersfield Jingle Bell Run for Toys for Tots 5K Bakersfield, CA The Jingle Bell Run will feature a Christmas designed Sweatshirts and Jingle Bells to all registered participants.
12/15/2019 Christmas Mile 1M Dublin, CA Family friendly event: Runners, walkers, strollers (and Reindeer!) are welcome. This race is a great way to stay healthy through out the holiday season.
12/15/2019 Christmas Relays 18M San Francisco, CA Each team member runs only one 4.464 mile leg. It is okay to run a leg on more than one team.
12/15/2019 Elf On The Run 10K, 5K San Francisco, CA The race runs along the San Francisco Bay Trail with gorgeous views of the Golden Gate Bridge. Save 20% with coupon code RUN
12/15/2019 Golden Gate Park Cross Country 5K 5K San Francisco, CA Races start at 9:00 am, unless otherwise noted.
12/15/2019 Santa Run Silicon Valley 5K San Jose, CA This 5K Run/Walk is fun for the whole family and we encourage you to dress up as your favorite holiday character or tradition.
12/15/2019 Sausalito Jingle Bell 5K 5K Sausalito, CA The race benefits the Dipsea Race Foundation’s Dipsea Kidz program and Sausalito on the Waterfront’s Child Education and Activity Fund program.
12/15/2019 Ugly Holiday Sweater Run 5K, 1M Arcata, CA The Christmas themed run consists of a 1 mile run/walk and a 5K run that begins and ends at the Arcata Marsh.
12/15/2019 ZombieRunner Quarry Lakes Run 26.2M, 30K, 13.1M, 10K, 5K Fremont, CA The course starts in the scenic Quarry Lakes Regional Recreation area and follows the popular Alameda Creek Trail up to the mouth of Niles Canyon.
12/18/2019 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/21/2019 Auburn Santa Run 5K Auburn, CA This challenging 5K Run/Walk is fun for the whole family. The whole course if on a paved road and strollers are welcomed but there are a couple of hills.
12/21/2019 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
12/21/2019 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/21/2019 Sacramento Santa Run 5K Sacramento, CA A free Santa suit is provided for every registered runner participating in the Annual Sacramento Santa Run in Downtown Sacramento.
12/21/2019 Visalia Jingle Bell Run for Toys for Tots 5K, 2M Visalia, CA Run/Walk our 5k Timed course or enjoy our 2 Mile Walk non-timed course through Mooney Park.
12/21/2019 Woodside Ramble 50K, 35K, 13.1M, 10K Redwood City, CA TBD. Distances of 10K, Half Marathon, 35K and 50K make for the perfect proving grounds for runners, and hikers, of all abilities.
12/22/2019 Kennedy Drive 8K 8K San Francisco, CA Races start at 9:00 am, unless otherwise noted.
12/22/2019 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA Participation ribbons are given to all runners and place ribbons are awarded to the top runners, both male and female in ten year age groups.
12/22/2019 Miracle Mile - 5K Holiday Classic 5K San Francisco, CA UCSF Diabetes Center presents annual Miracle Mile/5K Holiday Classic Race. We encourage runners of all ages and skills to participate in our family friendly race.
12/22/2019 Polo Field 5K 5K San Francisco, CA Races start promptly at 9:00 am, unless otherwise noted.
12/22/2019 Santa Hustle California 5K Roseville, CA It’s the MOST wonderful time of the year! So, find that Christmas spirit and join us on Sunday, December 22, 2019 at Vernon Street Town Square.
12/23/2019 Christmas Eve Fun Run 5.3M Merced, CA TBD. The loop is about 5.3 miles, out and back on the bike path along Bear Creek.
12/24/2019 Placerville Path Jingle Bell Run 13.1M, 10K, 5K Placerville, CA This event is run on the El Dorado Trail in beautiful, historic Placerville.
12/25/2019 Christmas Morning Cool Yule Jingle Jog 10K, 5K Meadow Vista, CA Come sweat with us on Christmas. See you there! -- Gordy
12/25/2019 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/28/2019 Brazen Almost New Year's Eve 13.1M, 10K , 5K Fremont, CA Whether you are looking to squeeze in your first trail run or you're looking to log that 1,000th mile before the clock strikes midnight on 12/30/2018, this is your chance!
12/28/2019 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
12/28/2019 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/29/2019 Rainbow Falls Holiday 5K 5K San Francisco, CA Races start at 9:00 am, unless otherwise noted.
12/31/2019 Joyce's 365K x 7 5K Fremont, CA Celebrating 7 years of running everyday!! 2556 Days!! Run with Joyce on December 31 to close up another year of run-streaking (not the naked running type of streaking!). This will be Day 2556! Joyce will be hosting another Virtual and In-person Fun Run complete with race bibs, tech-T's and RACE BLING!! To keep with previous years' themes, everything will be inspired by Hello Kitty.
12/31/2019 New Year's One Day 24H, 12H, 6H San Francisco, CA Start the New Year running as far as you can or as little as you want.

January 2020

Date Event Distance Location Description
01/01/2020 Brazen New Year's Day 13.1M,, 10K, 5K Castro Valley, CA The sun is rising on the first day of the new year! Where should you be? Hitting the trails of Lake Chabot, of course!
01/01/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
01/01/2020 Kiwanis Resolution Run 5K/10K 10K, 5K Mountain View, CA Resolve to make a difference in the new year! Wake up late and still enjoy the race as start time is 10AM.
01/01/2020 Resolution Run 5K Santa Rosa, CA Join the Empire Runners Club in running the Resolution 5K Run. We all share a common thread: the enjoyment of running!
01/04/2020 5K Resolution Run 5K Sacramento, CA Join us for our annual TRG 5K Resolution Run. We welcome runners, walkers, strollers, mobility assist devices and pets on a leash.
01/04/2020 Crissy Field parkrun 5K San Francisco, CA What is Crissy Field Park Run? It is a 5K run-it's you against the clock. When is it? Every Saturday at 9:00am. Where is it? It takes place at 1199 East Beach St., SF.
01/04/2020 Frosty Fun Run - Redding Civic Auditorium 4M, 2.5M Redding, CA This fun event takes place at Redding Park at an early 8am! Join us for the Frosty Fun Run.
01/04/2020 New Year's Duathlon & 5K 5K Granite Bay, CA This 5 kilometer or 3.1 mile course will be on a mix of crushed gravel sand paths, single track trails through old oak forests, some paved surfaces, and some double wide dirt roads.
01/04/2020 Three Rivers New Year Fun Run 5K Lemon Cove, CA Begin 2020 on the right foot! Enjoy gorgeous views of Lake Kaweah and fresh mountain air. Start a new family tradition.
01/05/2020 Dia De Reyes Half Marathon 13.1M, 10K Fresno, CA It is known as 'El Dia de Reyes' or Three Kings' Day. Flat fast out and back course along the Lewis S. Eaton trail (paved) and Old Friant Road.
01/08/2020 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/11/2020 Castle to Coast Fun Run 8.2M San Simeon, CA We are looking forward to seeing you at the start line for 8.2miles of beautiful ocean views running on our well marked course.
01/11/2020 Crissy Field Park Run 5K San Francisco, CA What is Crissy Field Park Run? It is a 5K run-it's you against the clock. When is it? Every Saturday at 9:00am. Where is it? It takes place at 1199 East Beach St., SF.
01/11/2020 Frosty Fun Run - Fleet Feet Store 5.5M, 2K Redding, CA Registration only on race day from 7-8am. Rain or shine. Refreshments will be available after the run.
01/11/2020 IPA Beer Trail Runs 12K, 5K Granite Bay, CA The IPA Trail Runs will feature two courses along the shoreline of Folsom Lake with challenge and fun artfully combined.
01/11/2020 Irvine Half Marathon (So Cal) 13.1M, 5K Irvine, CA The newly revamped Irvine Half Marathon & 5K is your answer to sunny, SoCal new year’s resolutions on 1/11! PR in the OC with us on a fun, flat, and fast course, and stay for local brews and a magical kingdom of a finish line festival. Use “SWEATTRACKER10" for 10% off
01/11/2020 Winchell Cove 10K/10M Trail Run 10M, 10K Friant, CA Winchell Cove 10k/10mile Trail Run follows a great route along the shore of Millerton Lake around Mckenzie Point and into Winchell Cove.
01/12/2020 Hot Chocolate 15K/5K- San Francisco 15K, 5K San Francisco, CA Join the movement that's taken over the racing world. Hot Chocolate 15k/5k is headed to San Francisco. Start and finish in Golden Gate Park Music Concourse amongst San Francisco's biggest chocolate aficionados.
01/15/2020 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/18/2020 Crissy Field parkrun 5K San Francisco, CA What is Crissy Field Park Run? It is a 5K run-it's you against the clock. When is it? Every Saturday at 9:00am. Where is it? It takes place at 1199 East Beach St., SF.
01/19/2020 The Redding Marathon 26.2M, 5K Redding, CA Enjoy a scenic journey down stream along the Sacramento River on paved running trails. Watch for bald eagles, osprey and other wildlife!
01/22/2020 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/25/2020 Coyote Hills Half Marathon 13.1M, 10K, 5K Fremont, CA Half the fun will be experiencing all the different kinds of trails, including dirt, paved and even bridges. Hikers and walkers are always welcome!
01/25/2020 Crissy Field parkrun 5K San Francisco, CA What is Crissy Field Park Run? It is a 5K run-it's you against the clock. When is it? Every Saturday at 9:00am. Where is it? It takes place at 1199 East Beach St., SF.
01/25/2020 Frosty Fun Run - Clover Creek 4M, 2.4M Redding, CA Registration is only on race day from 7-8am. Rain or shine. Refreshments will be available to all after the runs.
01/25/2020 Pirate's of the Cure-i-bbean Booty Run 5K Fresno, CA Join us for the Annual Pirate's of the Cure-i-bbean 5K Booty Run to help promote awareness of blood related cancers thru Relay for life team member's fund raising efforts.
01/25/2020 Race to the Flagpole 10K, 5K, 1M Livermore, CA This is the Livermore Granada Booster’s main fundraiser of the year. All proceeds go towards the Livermore Granada Boosters Olympian Scholarship program.
01/25/2020 Rotary Mission 10 13.1M, 10M, 5K San Juan Bautista, CA This rural course takes runners through farm land and up the Anzar Hills. The 10-mile race is particularly good training for the upcoming spring marathons!
01/25/2020 The Vineyard Vines Half Marathon 13.1M, 10K, 5K Del Monte Forest, CA TBD. The vineyard vines Half Marathon at Pebble Beach will run through the private grounds of the world-class Pebble Beach Resort, with the majority of each course featuring scenic views of 17-Mile Drive.
01/26/2020 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA All those interested in running, whether beginner, walker, jogger or competitive racer are welcome to join our monthly runs.
01/26/2020 Sycamore Island 5K/10K 10K, 5K Madera, CA Join us for a family friendly 5k & 10k run or walk at Sycamore Island located just around the corner from Valley Childrens Hospital along the San Joaquin River.
01/29/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

February 2020

Date Event Distance Location Description
02/01/2020 Crissy Field parkrun 5K San Francisco, CA What is Crissy Field Park Run? It is a 5K run-it's you against the clock. When is it? Every Saturday at 9:00am. Where is it? It takes place at 1199 East Beach St., SF.
02/01/2020 Fort Ord Trail Run 50K, 25K, 10K Salinas, CA Inside Trail Racing is authorized to use the trails on Fort Ord National Monument under a Special Recreation Permit issued by the Bureau of Land Management (BLM).
02/01/2020 Ordnance 100K 100K Salinas, CA You’ll run on just about every type of trail there is during this 62 mile tour.
02/02/2020 Hensley Off Road Race 10M, 10K Fresno, CA Hensley Lake's Buck Ridge Trail has everything a rider and runner could want! Soaring single track, competitive turns and rock gardens, hills to make you cry and hills to make you fly!
02/02/2020 Racing Gnome Snowshoe Race 10K, 5K Soda Springs, CA TBD. The Racing Gnome 5k & 10k snowshoe races are never boring.
02/02/2020 San Francisco Half Marathon 13.1M, 10K, 5K San Francisco, CA The Kaiser Permanente San Francisco Half Marathon® is a runners’ favorite for its scenery and value. A fast and certified course through San Francisco’s scenic Golden Gate Park, the race has been selected as Road Race of the Year by the Road Runners Club of America several times. Both the 5K and 10K are fast, downhill race courses certified by USA Track & Field. The Kaiser Permanente San Francisco Half Marathon® 10K & 5K, presented by Pamakid Runners, raises funds to support San Francisco Bay Area community organizations. Use code, SWEATTRACKER, for $5 off between November 1 - December 31, 2019
02/02/2020 Super Sunday Run 10K, 5K Sacramento, CA The Super Sunday Run is Sacramento’s ticket to a guilt-free Super Bowl Sunday!
02/05/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/08/2020 Crissy Field parkrun 5K San Francisco, CA What is Crissy Field Park Run? It is a 5K run-it's you against the clock. When is it? Every Saturday at 9:00am. Where is it? It takes place at 1199 East Beach St., SF.
02/08/2020 Death Valley Marathon 26.2M, 13.1M, 10K Death Valley, CA Enjoy an out-and-back relatively flat course. You'll admire the beauty of the surrounding desert as you follow this paved run through the heart of Death Valley National Park.
02/08/2020 Escape from Folsom Trail Runs 10M, 5K Granite Bay, CA The Escape from Folsom 10 Mile Trail Run and 5K Walk/run has beautiful courses along Folsom Lake on scenic trails covered in wildflowers.
02/08/2020 Golden Gate 50K, 26.2M, 30K, 13.1M, 5M Sausalito, CA Enjoy vistas of the Pacific Coast and of the spectacular Marin Headlands with views of Tiburon, San Francisco and the Golden Gate Bridge.
02/08/2020 Gumby 10K/5K 10K, 5K Granite Bay, CA This race will feature a beautiful trail course along the shores of Folsom Lake with plenty of aid stations and cheering volunteers on a well marked course.
02/12/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/15/2020 Bay Breeze Half-Marathon 13.1M, 10K, 5K San Leandro, CA All race distances start and finish at the San Leandro Marina Park! All participants will enjoy a mostly-flat, easy bayside trail that rarely strays more than a few feet from water.
02/15/2020 Buzz Marathon 26.2M, 13.1M, 10K, 5K San Miguel, CA Annual meditative and serene run and is a Boston Qualifier (among others). All races are run on the grounds of historic Camp Roberts Army National Guard Reservation.
02/15/2020 Chocolicious 5K/15K 15K, 5K, 2M Fresno, CA Welcome to the inaugural Chocolicious 5k, 15k and 2 Mile Run/Walk! Run or Walk one of our three courses and EARN the right to eat as much Chocolate as you can!
02/15/2020 Crissy Field parkrun 5K San Francisco, CA What is Crissy Field Park Run? It is a 5K run-it's you against the clock. When is it? Every Saturday at 9:00am. Where is it? It takes place at 1199 East Beach St., SF.
02/15/2020 Super Run - San Jose 5K San Jose, CA The Super Run is a national series of 5k running events that partners with non-profit organizations to put on superhero themed events to help raise funds and awareness for their cause.
02/19/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/22/2020 Chabot Trail Run 50K, 30K, 13.1M, 10K, 5K Castro Valley, CA This is one of our typically faster races with less elevation and some paved sections. The course is designed for those who are looking to PR.
02/22/2020 Crissy Field parkrun 5K San Francisco, CA What is Crissy Field Park Run? It is a 5K run-it's you against the clock. When is it? Every Saturday at 9:00am. Where is it? It takes place at 1199 East Beach St., SF.
02/22/2020 Have a Heart for Kids 5K 5K Yuba City, CA The Have a Heart for Kids 5K is a fundraiser for the Yuba City Education Foundation. Start and Finish will be on the River Valley High School track.
02/22/2020 Lost Trail Half Marathon & 5K 13.1M, 5K Granite Bay, CA The Lost Trail Half Marathon is a scenic single track trail race along the shoreline of Folsom Lake with many scenic views, and also offers a 5K Trail Run as well.
02/23/2020 Gragoon Gulch 5K 5K Sonora, CA This trail run is located in the beautiful Woods Creek area of downtown Sonora California. Most of the run is on a well-groomed trail.
02/23/2020 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA All those interested in running, whether beginner, walker, jogger or competitive racer are welcome to join our monthly runs.
02/23/2020 Surfer's Path 10k & 5k 10K, 5K Santa Cruz, CA Participants are treated to beachfront and bluff views of the Monterey Bay along the majestic Santa Cruz County coastline.
02/26/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/29/2020 Crissy Field Park Run 5K San Francisco, CA It is a 5k run- it's you against the clock. Every Saturday at 9:00am.
02/29/2020 Salmon Falls 50K 50K Coloma, CA The Salmon Falls 50K is a point to point ultra distance trail race. The race begins at the Magnolia Ranch Trail Head near Coloma.
02/29/2020 Support Blue Fresno 10K, 2M Fresno, CA You don’t have to risk your life day in and day out to keep our community safe. All you have to do is support those who do. Stand up and Run for the Blue!
02/29/2020 Victory Half Marathon 13.1M, 10K, 5K Richmond, CA The courses are flat and fast making them great for beginners or runners looking to set a personal record.

March 2020

Date Event Distance Location Description
03/01/2020 End of the Trail Half Marathon 13.1M, 10K Visalia, CA This may just be the flattest course in California! Whether you walk or run, join us for a memorable experience with a great route that starts and ends in downtown Visalia.
03/01/2020 Napa Valley Marathon 26.2M, 13.1M, 5K Napa, CA Established in 1979, the Napa Valley Marathon has always been dedicated to fostering and promoting quality road racing in an inspiring setting. The marathon has earned a reputation for outstanding runner support, attention to detail, and a beautiful point-to-point course. 2019 saw the addition of the half marathon to their catalog of events, making the race weekend experience available for more runners to enjoy the Napa Valley. The marathon is also a non-profit, donating hundreds of thousands of dollars over the years back into the local community of the Napa Valley.
03/01/2020 Santa Cruz Half Marathon 13.1M, 10K, 5K Santa Cruz, CA The Santa Cruz Half Marathon is more than just a race. With several distances to choose from, this event unites locals and out-of-towners, newbies and seasoned athletes alike.
03/04/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/07/2020 Blossom Trail 10K Run 10K, 2M Sanger, CA This event is a flat course that takes runners through Sanger's charming downtown and through the outskirts of town where the blossoms overflow. All ages are welcome.
03/07/2020 Chanoko Trail Runs 50K, 31K, 5M Granite Bay, CA Run Granite Beach's most popular running trail!
03/07/2020 Crissy Field Park Run 5K San Francisco, CA It is a 5k run- it's you against the clock. Every Saturday at 9:00am.
03/07/2020 Fight for Air Climb - San Francisco Stair Climb San Francisco, CA Every step counts as we unite in the fight for healthy lungs and clean air. You can do it and we will help you every step of the way!
03/07/2020 NorCal John Frank Memorial Run 10M, 3M, 1M Redding, CA Races run along the Sacramento River Trail System in Redding. Sign up early for best prices!
03/07/2020 San Joaquin River Trail Half Marathon 13.1M, 10K Auberry, CA Come out and run some of the best local trails and a half marathon course that will kick your butt. With approx. 2500' of elevation gain this course won't be your typical stroll in the park.
03/07/2020 The Super Run 5k 5K San Francisco, CA This run will take place at Little Marina Green. See web site for info about cape color.
03/07/2020 Way Too Cool 50K Endurance Run 50K Cool, CA This race has become the most sought after 50K in the United States for veterans and novices alike.
03/08/2020 Healthy Hearts 5K 5K San Francisco, CA Kick off your spring fitness! Grab your mother, daughter, sister, niece or friend (men are invited too) and join us for a run or walk along the beautiful San Francisco waterfront.
03/08/2020 Palo Alto 10K, 5K, Double 8K 10K, 8K, 5K Palo Alto, CA Run in the Palo Alto Bayland Open Space. The Double 8K is a two-stage run (5K + Half Time + 3K). This is a flat course! Also you can run the 5K or the 10K.
03/11/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/14/2020 Badger Cove Half Marathon 13.1M, 10K, 5K Livermore, CA Bringing the luck of the Irish and poking its head out just in time for Saint Patrick's Day, it's the Brazen Badger! Come join us at the picturesque Del Valle Regional Park in Livermore!
03/14/2020 Crissy Field Park Run 5K San Francisco, CA It is a 5k run- it's you against the clock. Every Saturday at 9:00am.
03/14/2020 Folsom Lake South Side Trail Run 38M, 50K, 21M, 13.1M, 10K, 5K Folsom, CA All very appealing single track, great running, some technical sections.
03/14/2020 Marin Ultra Challenge 50M, 50K, 25K Sausalito, CA Our premier Marin County long distance trail race delivers ample hills and sweeping descents. The meticulous design of each course makes it physically demanding and exceptionally beautiful.
03/14/2020 St. Patrick's Day Run 4M, 2M Fresno, CA Whether you run or walk the Shamrock 4 Miler or our GREEN Leprechaun 2 Miler you'll have a great time.
03/15/2020 AAAAI Foundation's 5K Run 5K San Francisco, CA Get out your running and walking shoes! As the sun sets join us to raise funds for allergy, asthma and immunology research.
03/15/2020 Go Green Saint Patrick's Day Run 13.1M, 10K, 5K Los Gatos, CA The Go Green St. Patrick's Day Run is back for another great year. We will be offering a 5K, 10K and a Half Marathon distance again this year.
03/15/2020 Livermore Valley Half Marathon 13.1M, 5K Livermore, CA To celebrate the completion of 13.1 miles, we are bringing some of the finest local wineries and breweries for tasting.
03/15/2020 Shamrock 5K 5K Dublin, CA The Shamrock 5K is a great event for runners and walkers of all abilities. Join us whether this is your first or twentieth Shamrock 5K Fun Run & Walk.
03/15/2020 Shamrock'n Half Marathon 13.1M, 10K, 5K Sacramento, CA The Shamrock'n Road Race is the city's largest half marathon open to both runners and walkers. Runners will need to keep a pace of 18 minutes per mile or faster.
03/15/2020 Zoom Quarry Lakes 13.1M, 10K, 5K Fremont, CA The course starts in the scenic Quarry Lakes Regional Recreation area and follows the popular Alameda Creek Trail up to the mouth of Niles Canyon.
03/18/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/21/2020 Crissy Field Park Run 5K San Francisco, CA It is a 5k run- it's you against the clock. Every Saturday at 9:00am.
03/21/2020 Mighty Dog 5K/10K 10K, 5K Granite Bay, CA This event is for walkers, runners and their dogs! Athletes and their dogs MUST run safely without entangling their dogs.
03/21/2020 Napa Valley Trail Marathon 26.2M, 13.1M, 10K Calistoga, CA The course is a bit challenging with the hills, streams and rocks - which makes it all the more exciting and rewarding. The event is limited to 300 participants.
03/21/2020 Rabbit Chase 30K, 13.1M, 10K Mill Valley, CA Experience portions of Muir Woods, the famed Dipsea course and drop dead gorgeous views of the Pacific.
03/21/2020 She Is Beautiful 10K, 5K Santa Cruz, CA Our Santa Cruz race course runs along the coast and finishes oceanside with a post race festival on Lighthouse Point in Santa Cruz, CA.
03/21/2020 Whale Run 10K, 5K Ft. Bragg, CA This is an out and back race. The Whale Run starts and finishes in the heart of Fort Bragg in the Skunk Train parking lot.
03/21/2020 Zoom San Francisco 13.1M, 10K, 5K San Francisco, CA All races start/finish at East Beach and head West along the popular Golden Gate Promenade.
03/22/2020 Fresno Donut Run 5K Fresno, CA Join us for a fun Donut Themed 5K run/walk at Woodward Park! Not only will runners be treated to the best Donuts after the race you will also earn your very own Donut Medal!
03/22/2020 Napa Valley Women's Half Marathon 13.1M, 5K Napa, CA Wine. Dine. Run! The ultimate women's week-end! From walkers to runners, everyone can find their place!
03/22/2020 Oakland Running Festival 26.2M, 13.1M, 5K Oakland, CA This event has been nationally recognized as the Bay Area race to run by Competitor Magazine. The people of Oakland make you feel welcome from start to finish.
03/25/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/28/2020 Crissy Field Parkrun 5K San Francisco, CA It is a 5k run - it's you against the clock. Every Saturday at 9:00am.
03/28/2020 Golden Gate Headlands Marathon 26.2M, 13.1M, 10K Sausalito, CA Run along a backdrop that combines gorgeous natural vistas with views of San Francisco's urban skyline in the distance, as well as a hilly and challenging course
03/28/2020 Heart & Soles Run 10K, 6K Santa Clara, CA Run from Santa Clara University through Avaya Stadium and back for a race you won't forget!
03/28/2020 Knickerbocker Canyon 35K, 13.1M, 10K, 5K Auburn, CA Participants of this race will run along the historic Western States trail, out to “No Hands Bridge”, then tackle one of the toughest climbs in the area: the dreaded K2 training hill.
03/28/2020 Revolution Run 10K, 5K, 1M Roseville, CA A 10K, 5K, & 1Mile run/walk to fit everyone's fitness level. Each race will award a 1st, 2nd and 3rd.
03/28/2020 Run Now Wine Later 5K 5K, 1M Fresno, CA Come out and join us for a breathtaking winery run in Central Valley! You will actually run in the vineyards where the grapes are grown. Finish the day with some great wine, food and music.
03/29/2020 Hellyer Half Marathon 13.1M, 10K, 5K San Jose, CA With a mildly rolling course hugging Cottonwood Lake and then Coyote Creek, this race was made for first-timers and those looking to break through with a new personal record!
03/29/2020 Modesto Marathon 26.2M, 13.1M, 5K Modesto, CA The flat, fast course will be open 7 hours, allowing adequate time for first-time marathoners.
03/29/2020 Run For The Children 5K Fresno, CA Please join us for Run For The Children… because we need YOUR HELP to bring greater community awareness about child abuse and related issues.
03/29/2020 Wildflower Run 10K, 5K, 2M Morgan Hill, CA These flat, fast courses on scenic local back roads are ideal for runners wanting to improve their personal best times. Proceeds fund scholarships for women and girls.

April 2020

Date Event Distance Location Description
04/01/2020 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presido.
04/04/2020 American River 50 Mile Endurance Run 50M, 25M Sacramento, CA American River has become the second largest 50 miler in the United States. The race attracts both veterans and novices alike.
04/04/2020 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
04/04/2020 Crissy Field Parkrun 5K San Francisco, CA It is a 5km run - it's you against the clock. Every Saturday at 9:00am.
04/04/2020 Folsom Lake Falcon Crest Trail Run 13.1M, 15K, 10K, 5K El Dorado Hills, CA This race is run in the beautiful awesome foothills of El Dorado Hills. This area has incredible oak trees, green grass and is loaded with single track trails paralleling Folsom Lake.
04/04/2020 Romancing the Island Half Marathon 13.1M, 10K Tiburon, CA You'll fall in love with San Francisco all over again as you follow this hilly loop trail circumnavigating Angel Island.
04/04/2020 Run for Water 5K Fresno, CA The event takes place on the beautiful paved Sugar Pine Trail starting and finishing at River Park Shopping Center.
04/05/2020 Annadel Half Marathon 13.1M, 10K, 5K Santa Rosa, CA The Annadel Half Marathon is considered to be one of the biggest running events in Sonoma County!
04/05/2020 California Classic Half Marathon 13.1M, 10K, 5K Fresno, CA We will host 3,000 runners in our Half Marathon and Relay as participants run through African Adventure in Fresno Chaffee Zoo, with a grand finish along home-plate inside Chukchansi Stadium.
04/05/2020 Credit Union SACTOWN Run 10M, 5K, 1M Sacramento, CA The flat, fast course starts and finishes at the spectacular California State Capitol and leads runners through the “best of Sacramento.”
04/05/2020 Mud Factor - Fresno 5K Sanger, CA Seriously fun, 5K obstacle run.
04/05/2020 Rio Lindo Trail Run 10K, 5K Healdsburg, CA TBD. This trail run is one of the most beautiful runs you will do all year. Both the 5k and 10k courses feature single track trails as well as 4×4 trails and fire roads.
04/05/2020 Rock 'n' Roll San Francisco 13.1M San Francisco, CA Tour San Francisco by foot, taking in everything the city has to offer on the entertainment lined course.
04/05/2020 Silicon Valley Half 13.1M, 10K, 5K San Jose, CA The Silicon Valley Half course will start in downtown San Jose close to St. James Park.
04/05/2020 Woodside/Purisima Creek Crossover 50K, 35K, 13.1M, 10K Redwood City, CA The forested slopes and steep, cool canyons of Huddart Park and Purisima Creek Redwoods Open Space Preserve comprise a trail running paradise within the heart of the San Francisco Peninsula.
04/08/2020 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presido.
04/11/2020 Antioch Rotary Club Bunny Hop 5K 5K Antioch, CA The race is on a soft trail through Dow wetlands. When you run by the beaver pond you will have a spectacular view of the Mt. Diablo in its background.
04/11/2020 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
04/11/2020 Crissy Field Parkrun 5K San Francisco, CA It is a 5km run - it's you against the clock. Every Saturday at 9:00am.
04/11/2020 Diablo Trails Challenge 50K, 13.1M, 10K, 5K Walnut Creek, CA Diablo Trails Challenge has a run for everyone from those hitting the trail for the first time to the experienced ultra-runners.
04/11/2020 IPA 10K 10K, 5K Sebastopol, CA At the finish, runners and their guests are treated to the beer mile invitational and beer & music festival at the Barlow.
04/11/2020 Mission Possible 5K Bakersfield, CA Help fight Homelessness and Addictions One Mile at a time.
04/11/2020 Run Your Tail Off 5K/10K 10K, 5K Orland, CA This 5K/10K provides you, your family and friends an opportunity to enjoy a healthy, fun activity at Black Butte Lake!
04/11/2020 Silver Moon Race 100M Reedley, CA How many laps can you run in 6, 12, or 24-hours? Test your endurance and build up your distance in a 2-mile lap race, or go for the 100-mile distance.
04/12/2020 Redwood 50K, 26.2M, 30K, 13.1M, 5M Oakland, CA The course travels through beautiful Redwood Regional Park. Enjoy spectacular views along the East and West Ridge trails and wind through tall redwoods on the popular Stream & Bridle trails.
04/15/2020 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presido.
04/18/2020 American Association Of University Women 5K 5K Madera, CA A 5K/ 2 mile walk to raise money for graduating seniors' college scholarships plus sending 8th grade girls to Tech Trek.
04/18/2020 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
04/18/2020 Crissy Field Parkrun 5K San Francisco, CA It is a 5km run - it's you against the clock. Every Saturday at 9:00am.
04/18/2020 Folsom Lake Trail Run 50K, 35K, 13.1M, 10K Folsom, CA This is one of our “flatter” courses, but there is still plenty of excitement and every race is as challenging as you make it.
04/18/2020 Napa Valley 50K 50K, 35K, 13.1M Calistoga, CA Runners on the 50k course will be treated rocky and steep uphill sections to bring participants to expansive views of the Napa Valley.
04/18/2020 Placerville Path Run 13.1M, 10K, 5K Placerville, CA TBD. Courses start & finish in beautiful historic Placerville CA.
04/18/2020 Rescue Run 5K 5K Grass Valley, CA Held in the spring each year, the Rescue Run is a 5k trail run/walk on our 86 acres.
04/18/2020 Ruth McKenzie Preserve 13.1M, 10K, 5K Friant, CA Half Marathon participants will be treated to beautiful views and rolling hills.
04/19/2020 Rotary Club of Los Gatos Great Race 4M Saratoga, CA A scenic footrace/walk down Highway 9 from Saratoga to Los Gatos. Whether you are looking for a great course for your best time, or a fun individual or family run, this is the event for you.
04/19/2020 Run With The Heroes 5K Madera, CA The 5k is chip-timed. The route will circle the hospital twice and is stroller/wheelchair friendly.
04/19/2020 Sacramento Zoo Zoom 10K, 5K Sacramento, CA The 5K run/walk & 10K run will lead participants through beautiful Land Park and finish near the back entrance to the Zoo.
04/22/2020 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presido.
04/25/2020 American River Parkway Half Marathon 13.1M, 5K Sacramento, CA The only half marathon in the world with two courses – one just for runners and one just for walkers.
04/25/2020 By the Bay 3K 3K Pacific Grove, CA Pacific Grove’s By-the-Bay 3K is a fun run on an out-and-back course next to the Monterey Bay that is held on the Saturday of Marathon race weekend.
04/25/2020 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
04/25/2020 Crissy Field Parkrun 5K San Francisco, CA It is a 5km run - it's you against the clock. Every Saturday at 9:00am.
04/25/2020 Mt. Tam Wild Boar Half Marathon 13.1M, 10K Mill Valley, CA Parts of this course include very narrow trails with steep drop-offs. The event is limited to 300 participants so don't wait too long to register!
04/25/2020 Rodeo Beach Rumble 30K, 13.1M, 8K Sausalito, CA So close to San Francisco and the Golden Gate Bridge yet a world apart, the hills, valleys and beaches of the Golden Gate National Recreation Area are the perfect place for a race!
04/25/2020 Rugged Maniac Obstacle Race - NorCal 5K Pleasanton, CA It's like recess for grown-ups, except our playground has a 3-story water slide and trampolines, and there’s a huge festival right in the middle of everything with a DJ and plenty of beer!
04/25/2020 Sierra Azul Trail Challenge 50M, 26.2M, 18M, 13.1M, 10K, 5K Los Gatos, CA TBD. Set in the Sierra Azul Open Space Preserve, this one of a kind running event provides unique access to gorgeous trails and scenery not commonly viewed. 100% trail/fire road.
04/25/2020 Western Pacific Marathon 26.2M, 13.1M, 5K Fremont, CA Trails are primarily fire trail and gravel with short paved sections. Hills are nearly non-existent, so bring on the speed!
04/26/2020 Big Sur International Marathon 26.2M, 21M, 11M, 12K, 5K, 3K Carmel, CA This is a challenging course with rolling hills, a steady two mile climb between miles 10 and 12 and often strong headwinds in certain locations.
04/26/2020 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA Every month except February, March, and June.
04/26/2020 Marin County Half Marathon 13.1M, 10K, 5K San Rafael, CA The Sustainable Sports Foundation addresses the need to promote local athletic events that encourage a healthy lifestyle and supports the values of sustainability and giving back to the community.
04/26/2020 Race for the STARS 5K Sacramento, CA Family Festival to follow the race.
04/29/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

May 2020

Date Event Distance Location Description
05/02/2020 Armstrong Redwoods Trail Run 50K, 36K, 26K, 10K Guerneville, CA Our event begins and ends in Armstrong Redwoods State Park among ancient 1,200+ year old redwoods, more than 300 feet high!
05/02/2020 Byxbee Park Run 5K Palo Alto, CA The Byxbee Park Run is a 5K run - it's you against the clock. This free run is held every Saturday at the park. Please register before your first run.
05/02/2020 Castroville Artichoke Festival 5K Beach Run 5K Monterey, CA Families, couples, runners and walkers are invited to come dressed as your favorite vegetable for a chance to win free ticket packages to the Artichoke Festival in June!
05/02/2020 Crissy Field Park Run 5K San Francisco, CA It is a 5km run - it's you against the clock.
05/02/2020 Golden Gate Relay 190M San Francisco, CA Gather your friends or enemies (teams of 12). Decorate your vans. Dress in your best (costumes optional). "It's the most fun 24 feet can have in the best place on earth."
05/02/2020 Kerman Almond Festival Scholarship Fun Run 5K Kerman, CA The Kerman Almond Festival Scholarship Fun Run/Walk is a family event with a Kid's Run for 12 and under and a 5K Walk or Run for participants 13 and older.
05/02/2020 Mermaid Run East Bay 18M, 13.1M, 10K, 5K Fremont, CA The course is virtually flat making it ideal to kick up your heels and enjoy the fresh air and positive vibes.
05/02/2020 Miwok 100K 100K Stinson Beach, CA The course is very hilly with spectacular views of SF and the Golden Gate Bridge, Mt. Tamalpais and the Point Reyes National Seashore.
05/02/2020 Ripon's Run 13.1M, 10K, 5K Ripon, CA Run the historic tree-lined street in the heart of Ripon or enjoy the scenic agricultural country side depending on your course choice.
05/02/2020 Teen Challenge Light Up the Night 5K 5K Bakersfield, CA Come support this faith-based missional movement to break the chains of addiction. Glow in the dark elements and novelties will guide you through the 5K run.
05/02/2020 Wild Wild West Marathon 50M, 50K, 26M, 10M Lone Pine, CA This trail race has something for every runner and is walker friendly. If you want clean air, safe surroundings and beautiful scenery, join us!
05/02/2020 Wildflower Triathlons 10M, 5K Bradley, CA The Wildflower continues to draw thousands of athletes. This is a three day party with a full schedule of races. Turn stress into strength, loosen tight muscles and center yourself.
05/03/2020 Avenue of the Giants Marathon 26.2M, 13.1M, 10K Weott, CA Run with us in the majestic redwoods. This course is one of the most scenic courses in the country.
05/03/2020 Bakersfield Ole 5-Que 5K Bakersfield, CA Are you ready to earn your tacos? Come join us as we celebrate the sport of tacos and running. Run this fun course and be greeted by a post-run fiesta like no other!
05/03/2020 Bay Bridge Half Marathon 13.1M Oakland, CA Our motto…the greater the obstacle, the more glory in overcoming it! This is a zero-waste event. Cup-less racing is good for you, the environment and the bay.
05/03/2020 Cinco K Fiesta 10K, 5K Fairfield, CA The Cinco K Run Fiesta is a Cinco de Mayo themed celebration featuring a festive family atmosphere with a run, walk, food, dancing and entertainment
05/03/2020 Fair Oaks Sun Run 5M 5M, 2M Fair Oaks, CA This event is an annual tradition. Regarded as one of the most beautiful yet challenging courses around, it attracts both the avid runner and those who are out to have a great time.
05/03/2020 Horseshoe Lake Trail Run 50K, 26.2M, 30K, 13.1M, 5M Palo Alto, CA The majority of the course is along the Bay Area Ridge Trail with spectacular views of the Pacific Ocean and Santa Cruz Mountains.
05/03/2020 Red Hills Ramble 30K, 15K, 10K Tuolumne, CA Welcome to the greatest trail race in the entire universe! We promise some amazing views and extrmely challenging terrain. This is a cupless event so please come prepared!
05/03/2020 The Grand Climb 5K Fresno, CA This is a challenging event! Are you "up" to it? Participants are released to begin one at a time with 3 to 5 seconds between each runner.
05/03/2020 Tough Cookie 5K, 1K San Francisco, CA The 3rd annual San Francisco Tough Cookie Fun Run is a scenic, family-friendly 5K or 1K in Golden Gate Park. Participants get a tech race shirt, cookies, and a raffle entry for a chance to win a FitBit and runner's gift basket. Prizes will be awarded to top finishers in different age categories. Use coupon code SWEAT to save $5 on the 5K registration.
05/05/2020 Fresno Ole 5-Que 5K Fresno, CA Join your fellow taco loving participants and run this scenic out and back course. Everyone is welcome to celebrate running, food and community!
05/05/2020 Stockton 3M/5M Run 5M, 3M Stockton, CA Join us every Tuesday night at Fleet Feet in Stockton at 5:30pm for a 3M or 5M run or walk. All are welcome!
05/06/2020 Fog City Run 5K San Francisco, CA The Fog City Run is a hilly 5km (ish) route through the marina neighborhood and the Presidio.
05/07/2020 Brentwood 3M/5M Run 5M, 3M Brentwood, CA Join us every Thursday night at Fleet Feet in Brentwood at 6:00pm for a 3M or 5M run or walk. All are welcome!
05/08/2020 Go the Distance - 24 Hour Relay and Color Run 5K Loomis, CA The most wet and wild Color Run ever! A multi loop, 5k ish course entirely on the Del Oro campus means more color stations, more slip-n-slide and more fun!
05/09/2020 Byxbee Park Run 5K Palo Alto, CA The Byxbee Park Run is a 5K run - it's you against the clock. This free run is held every Saturday at the park. Please register before your first run.
05/09/2020 Crissy Field Park Run 5K San Francisco, CA We all run for our own enjoyment. Please come along and join in whatever your pace!
05/09/2020 Dirty Secret Trail Run 10.3M, 5.8M Cool, CA Stream crossings, foot bridges, and baby heads what do they all have on common? You will find them all out on course at the Dirty Secret Trail Run.
05/09/2020 Girls on the Run 5K 5K Sacramento, CA GOTR uses running to inspire and motivate girls, encourage lifelong health and fitness and build confidence through accomplishment.
05/09/2020 Grizzly Peak Trail Run 50K, 26.2M, 30K, 13.1M, 10K Berkeley, CA Start at Lake Anza and travel through popular Tilden Regional Park in the Berkeley Hills. There is a 9 hour time limit for all distances.
05/09/2020 Healing Hearts: 5K Walk/Run for Suicide Prevention 5K Oakland, CA This all- ages event will help raise awareness to the tragedy of suicide. Ask family, friends and colleagues to support your efforts to raise money for an important cause.
05/09/2020 Liberty Ranch High School Hawks 5K 5K Galt, CA Support our LRHS Athlethic Boosters Scholarship Program by joining us for our annual 5K Fun Run/Wallk. This is an out and back loop.
05/09/2020 Lil Mud Runner Kids & Family Mud Run 1M Tracy, CA Run, duck, climb, slide and crawl through the muddiest one-mile obstacle course you've ever seen at the annual ‘Lil Mud Runner Kids & Family Mud Run.
05/09/2020 Lincoln Pace Race 10K, 5K Lincoln, CA Promoting ageless commitment to exercise is the theme of our event in the beautiful community of Sun City Lincoln Hills.
05/09/2020 Mother's Day Run 13.1M, 5M, 5K El Sobrante, CA We will honor mothers and all they do for us and all they mean to us. WE LOVE YOU MOM!
05/09/2020 Muir Woods Marathon 26.2M, 13.1M, 7M Stinson Beach, CA Mt. Tamalpais is a treasure trove of pristine trails. The course is on the best single track the mountain has to offer with some of the most beautiful mileage you will ever run.
05/09/2020 Paiute Meadows Trail Run 50K, 13.1M, 4.5M Susanville, CA Exclusively on single-track trails, runners experience breathtaking views, fully-stocked Aid Stations, excellent race swag, and a first-class finish line party!
05/09/2020 Pathways Run 10K, 5K, 1M Los Altos Hills, CA A fun, challenging trail run/walk event in Los Altos Hills, CA.
05/09/2020 Quicksilver 100K and 50K 100K, 50K San Jose, CA The Quicksilver 100k race is a Western States 100 Mile Endurance Run qualifier!
05/09/2020 Trail Run at Sly Park 50K, 20M, 13.1M, 10M, 5K Pollack Pines, CA Great running, some technical sections, roots, rocks, very challenging course, no big climbs or long down hills.
05/09/2020 Waves & Whales 5K Trail Run 5K Point Arena, CA Take full advantage of the location of the course where it will make its way to the coast and follow the bluffs and winding back into the pine and cypress forest.
05/09/2020 Wildcat Half Marathon 13.1M, 10K, 5K El Sobrante, CA Views of San Francisco, the Golden Gate Bridge, Alcatraz, Mount Tamalpais, the Bay and even the ocean await you. A run you won't soon forget!
05/09/2020 Yosemite Half Marathon 13.1M Bass Lake, CA The course includes rough terrain, fast downhill descent on a beautiful paved road and around Bass Lake.
05/10/2020 Mother's Day 5K 5K Granite Bay, CA This 5K takes place at Granite Bay State Park on Folsom Lake. All athletes will receive custom Mother's Day Finisher Medals.
05/13/2020 Fog City Run 5K SanFrancisco, CA The Fog City Run is a hilly 5km (ish) route through the marina neighborhood and the Presidio.
05/16/2020 Byxbee Park Run 5K Palo Alto, CA The Byxbee Park Run is a 5K run - it's you against the clock. This free run is held every Saturday at the park. Please register before your first run.
05/16/2020 Chocolate Festival Fun Run 5K, 1M Oakdale CA Join us for a fun filled day or week-end of chocolate festivities. You will find a variety of chocolate to satisfy every palate.
05/16/2020 Climb to the Top 2020 5K San Francisco, CA Ascend 1,762 stairs to the top of Salesforce Tower for unparalled views of San Francisco. Challenge yourself to 61 flights for a world free of MS.
05/16/2020 Crissy Field Park Run 5K San Francisco, CA We all run for our own enjoyment. Please come along and join in whatever your pace!
05/16/2020 Girls on the Run 5K - Silicon Valley 5K Los Gatos, CA The 5K is open to EVERYONE in the community: men, women, girls and boys, runners and walkers. This event is a non-competitive, non-timed event.
05/16/2020 Luc's Run 10K, 2M Tuolumne, CA The scenic race route starts in a community of cheering local residents and proceeds through peaceful pastures with a challenging uphill climb through the historic streets of Tuolumne city.
05/16/2020 Mt Diablo Trail Run 50K, 25K, 13.1M, 10K Clayton, CA TBD. Enjoy ever-changing views and terrain on "Devil Mountain" with sweeping panoramas from the summit and highest point in the Bay Area.
05/16/2020 Nitro Trail 13.1M, 10K, 5K Pinole, CA With panoramic views of the bay, wildflowers, over 100 species of bird and eucalyptus woodlands, Point Pinole Regional Shoreline Park is truly the hidden gem of the East Bay.
05/16/2020 San Francisco 50/50 Endurance Runs 50M, 50K, 26M, 10M Sausalito, CA Enjoy vistas of the Pacific Coast as you take a scenic tour of the spectacular Marin Headlands with views of Tiburon, Pirates Cove, San Francisco and the Golden Gate Bridge.
05/16/2020 Taco Run 5K 5K Fresno, CA Bring the whole family - families running for families in need! All proceeds raised will go to help homeless families. Let's have some fun and make a difference in our community.
05/17/2020 Davis Pride Run for Equality 10K, 5K Davis, CA The Run for Equality is a family friendly timed 5K and 10K run/walk for all ages and fitness levels.
05/17/2020 Gold Country Half 13.1M, 5K El Dorado Hills, CA This is the flattest and fastest course in the foothills. Enjoy beautiful scenery, great participant services and an exciting finisher's party featuring beer, wine, food, music and fun for the whole family.
05/17/2020 Ohlone 50K Trail Run 50K Fremont, CA This is recognized as one of the toughest 50K trail races in the United States. This classic and iconic ultramarathon is held along the entirety of the Ohlone Wilderness Trail.
05/17/2020 Schoolhouse Rocks 5K 5K, 2.5K Menlo Park, CA Want to find out what the race is like? Check out our fun race video! Following the run there will be plenty of family entertainment at our Race Festival.
05/17/2020 Surfers Path Marathon & Capitola Half Marathon 26.2M, 13.1M Santa Cruz, CA The Capitola Half Marathon consists 13.1 mile run from Santa Cruz to Capitola and back again. The event starts at the legendary Santa Cruz Boardwalk.
05/17/2020 Windsor Green Half Marathon 13.1M, 10K, 5K Windsor, CA This event consists of three different distances, all of which start and finish on the Windsor Town Green.
05/20/2020 Fog City Run 5K San Francisco, CA The Fog City Run is a hilly 5km (ish) route through the marina neighborhood and the Presidio.
05/23/2020 Armed Forces Half Marathon 13.1 Concord, CA Runners will get an incredible panoramic view of the installation. This part of the course up until now, this has been strictly off-limits to civilians.
05/23/2020 Byxbee Park Run 5K Palo Alto, CA The Byxbee Park Run is a 5K run - it's you against the clock. This free run is held every Saturday at the park. Please register before your first run.
05/23/2020 Clovis Memorial Run 5K Clovis, CA This is a race to honor the seniors and veterans in our community.
05/23/2020 Crissy Field Park Run 5K San Francisco, CA We all run for our own enjoyment. Please come along and join in whatever your pace!
05/23/2020 Grade Runner Lake Tahoe 26.2M, 13.1M South Lake Tahoe, CA Registration for the marathon and half marathon is open to ages 16 and older.
05/23/2020 Modesto Memorial Classic 5K, 1M Modesto, CA The 1M and 5K run/walks include a pancake breakfast at Tuolumne River Park for all paid runners.
05/24/2020 LMJS 4th Sunday Runs 15K, 10K, 5K Oakland, CA Distances offered at these races are 5K (once around the lake), 10K (twice around the lake) and 15K (three times around the lake).
05/24/2020 Mushroom Mardi Gras 5k & 10K 10K, 5K Morgan Hill, CA Come for the RUN and stay for the FUN! Down and back course runs through the Mushroom Mardi Gras Festival.
05/25/2020 No Excuses 5K 5K Sacramento, CA We invite you to run, wallk or roll to pay tribute to military heroes. This event benefits Canine Companions for Independence. Your dog is invited to join you in support of this significant program.
05/25/2020 Wounded Veteran Run 10K, 5K, 3K Folsom, CA Join us at Vista Del Lago High School in Folsom for the Wounded Veteran Run. Jogging strollers are welcome in all events. Dogs are welcome in our 3K event only.
05/27/2020 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
05/30/2020 Bass Lake Triathlon and 5K 5K Bass Lake, CA A 5K Poker Run for ages 13 and over and a Go Fish Fun Run for children 12 and under will be held in conjunction with the triathlon.
05/30/2020 Berry Creek Falls 25K, 15K, 10K Boulder Creek, CA Run among grand old redwoods, going through redwood canyons and climb dry ridges experiencing a wide range of habitats and treat yourself to the 65-ft high Berry Creek Falls.
05/30/2020 Bishop High Sierra Ultramarathons 100K, 50M, 50K, 20M Bishop, CA These are high altitude races, with lots of climbing, in the scenic foothills of the Eastern Sierra Nevada, above the small town of Bishop.
05/30/2020 Bubble Run - Sacramento 5K Sacramento, CA The Bubble Run will be held at the Cal Expo in Sacramento. Two giant bubble-spewing cannons will be steadily blasting the crowd with colored foam! Come and dance away your morning.
05/30/2020 Byxbee Park Run 5K Palo Alto, CA The Byxbee Park Run is a 5K run - it's you against the clock. This free run is held every Saturday at the park. Please register before your first run.
05/30/2020 Crissy Field parkrun 5K San Francisco, CA It is a 5km run - it's you against the clock.
05/30/2020 Devil's Slide Trail Run 30K, 13M, 11K, 4K Pacifica, CA Run the most scenic trails in Northern California, while supporting more than 1,000 individuals with developmental disabilities.
05/30/2020 The Ridge 62K, 18K San Francisco, CA Welcome to The Ridge event produced by Pacific Coast Trail Runs.
05/30/2020 We Run Oakland: For Our Children 5K Oakland, CA This is an annual family/community event designed to focus on our collective responsibility to STOP human trafficking. We must work together to ensure our children are healthy and whole.
05/31/2020 Bay to Breakers 12K San Francisco, CA Bay to Breakers has run continuously for over 100 years as a staple to the City by the Bay.
05/31/2020 Big Basin - Skyline to the Sea 50K Saratoga, CA The Big Basin 50K travels through tall redwoods and high chaparral along the way.
05/31/2020 Girls On The Run 5K 5K Truckee, CA The 5K starts and ends at the soccer fields in Riverview Sports Park. The course is a scenic out and back on the paved Legacy Trail along the Truckee River.
05/31/2020 Trail Quake Half Marathon 13.1M, 10K, 5K Saratoga, CA It's Brazen Racing's return to Sanborn Park and the San Andreas Trail! Make your running presence felt on the Richter scale with the 5K, 10K or half marathon race.
05/31/2020 Truckee Running Festival 13.1M, 10K, 5K Truckee, CA Try a 5K or 10K along the Legacy Trail or a 1/2 marathon featuring beautiful and scenic trails of Waddle Ranch. Bring the kids as we have short race/runs for them as well.

Did we miss any races? Please email us the race details (including web site URL) and you'll be entered in a monthly contest to win cool prizes. Race details should be sent to calendar@sweattracker.com