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October 2017

Date Event Distance Location Description
10/21/2017 Brazen Goonies Half Marathon 13.1M, 10K, 5K Vacaville, CA All runners will be treated to some sweet single track in the surrounding park while half marathoners make their way up to the top of the mountain for a possible sighting of the lagoon critter.
10/21/2017 Crissy Field Parkrun 5K San Francisco, CA It is a 5km run - it's you against the clock. Every Saturday at 9:00am.
10/21/2017 Eldrith Gosney's Pure Ultra 50K, 36K, 13.1M, 11K Stinson Beach, CA This trail race takes us back to the beginning of ultra-running: a purposely small and intimate event, capped at 200 runners.
10/21/2017 Honor Our Fallen Run 10K , 5K Marina, CA Participants will have the chance to dedicate their run or walk in honor of a fall Service Member of their choice by adding their heroes name onto our Honor Our Fallen Virtual Wall of Remembrance.
10/21/2017 Marshall Gold Discovery Run 13.1M, 10K, 5K Coloma, CA TBD. All courses are a mix of some pavement inside the park and some very appealing dirt single track trails.
10/21/2017 Morgan Hill Marathon - Kids Fun Run 1K Morgan Hill, CA The course is safe and goes around the park.
10/21/2017 Napa Wine Country 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.
10/21/2017 Night Nation Run 5K Sacramento, CA Run, walk, skip or dance your way through this electrifying adventure with music carrying you every step.
10/21/2017 Sac River Trail Races 55K, 26.2M, 15K Redding, CA The World’s ‘Fastest’ Trail Marathon*, from Shasta Dam to the Sundial Bridge on the East side of the Sacramento River.
10/21/2017 St. Helena Harvest Festival Fun Run 10K, 5K, 1M St. Helena, CA Enjoy a fun and healthy harvest morning run or walk with friends and family.
10/22/2017 All Vineyard Running 26.2M, 13.1M, 10K, 5K Cloverdale, CA Your course will take you alongside -- and right through! -- beautiful vineyards on paved country roads and groomed gravel and dirt vineyard roads.
10/22/2017 Cloverdale Harvest Marathon 26.2M, 13.1M, 10K Cloverdale, CA Join us for our seventh annual event, with all races in the vineyards around historic Asti Winery! Experience the unparalleled scenic beauty of northern Sonoma County's wine country as you run on gentle dirt roads through vineyards resplendent in their fall colors.
10/22/2017 Folsom Blues Breakout 13.1 13.1M, 5K, 1K Folsom, CA The Half Marathon, Relay and 5K all start on the Johnny Cash Bridge (aka Folsom Lake Crossing).
10/22/2017 Golden Gate Park 10K 10K San Francisco, CA Races start at 9:00 am, unless otherwise noted. Races are subject to change.
10/22/2017 Honey Badger Half Marathon 13.1M, 10K, 5K San Rafael, CA All participants receive a pre-race warmup, epic views, awesome trails, adventure, a Honey Badger Half technical tee, a medal (half marathoners) or woodallion (5K/10K runners), and more.
10/22/2017 Lafayette Reservoir Run 10K, 5K, 2M Lafayette, CA The Lafayette Reservoir Run is the city’s most popular “family affair”, involving kids, parents, grandparents, and hundreds of serious runners from throughout the Bay Area. 10% of your registration fee supports local schools!
10/22/2017 LMJS Fourth Sunday Race - October 15K, 10K, 5K Oakland, CA The distances offered at these races are a 5K (once around the Lake), a 10K (two times around), and 15K (three times around).
10/22/2017 Morgan Hill Marathon 26.2M, 13.1M, 5K Morgan Hill, CA This beautiful Half Marathon course begins and ends at the Morgan Hill Community Park.
10/22/2017 Paradise Trail Run 9M, 4M Magalia, CA Join us for a fall morning trail run at the beautiful and serene Paradise Lake in Magalia. The course is mostly flat and plenty wide!
10/22/2017 RUN 10 FEED 10 10K San Francisco, CA Included in your registration fee is your race entry, your donation of 10 meals and a limited-edition FEED bag.
10/22/2017 Surfer's Path Hang 10/5 10M, 5M Capitola, CA The Hang 10/5 courses start and finish in Capitola Village and travel onto the Surfer’s Path, passing many of the world’s most famous surf breaks.
10/25/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/28/2017 Crissy Field Parkrun 5K San Francisco, CA It is a 5km run - it's you against the clock. Every Saturday at 9:00am.
10/28/2017 Hallowine 5K 5K Healdsburg, CA The Hallowine 5K starts at Mazzocco Winery and follows the final 3 miles of the half-marathon course before finishing at Trentadue Winery for the post-race Wine & Music Festival.
10/28/2017 Healdsburg Wine Country Half Marathon 13.1M Geyserville, CA This end of wine harvest and Halloween themed race runs through the renowned Alexander and Dry Creek Valleys in late October when the weather is ideal for running and the autumn-colored vineyards glow in the warm sunshine. Save 10% with coupon code SWEATTRACKERWINEHALF17.
10/28/2017 Hope for Hearing Halloween 5K 5K Sacramento, CA The 5K race will be timed with winners in each division.
10/28/2017 Live United, Run United Spooktacular 5K/10K 10K, 5K Yuba City, CA This family-friendly event, will be a great way to celebrate Halloween and kick-off the fall season!
10/28/2017 Muir Woods Beach Marathon 26.2M, 13.1M, 7M Stinson Beach, CA Waiting at the Stinson Beach start line will be the only time you spend at sea level during this challenging trail run.
10/28/2017 Oakland Hills Trail Run 35K, 13.1M, 10K Oakland, CA A hidden redwood forest lies in the hills just a few miles over the ridge from downtown Oakland.
10/28/2017 OktobeRun Half Marathon and 5K 13.1M, 5K Redwood City, CA The rc.oktoberun half marathon course is flat, partly off-road, and perfect for a personal record. Beginning in booming downtown Redwood City, the out and back course circles the saltwater marina at One Marina, joins the Bay Trail next to Bair Island in the San Francisco Bay National Wildlife Refuge, and after some more roads to Redwood Shores, continues to a beautiful gravel and dirt trail next to Steinberger Slough. Almost half the course is next to the water or wildlife refuge at One Marina, Bair Island, or Steinberger Slough. The rc.oktoberun 5K follows the same course, but turns around at the One Marina community next to Redwood Creek. Weather is usually perfect for runners. Situated midway between San Francisco and San Jose, our location next to San Francisco Bay keeps our climate moderate and comfortable year round. The average high temperature in October is 73° and the average low is 49°. Save $5 with coupon code SweatTracker2017.
10/28/2017 Stinson Beach Marathon 26.2M, 13.1M, 7M Stinson Beach, CA Waiting at the Stinson Beach start line will be the only time you spend at sea level during this challenging trail run.
10/28/2017 The Halloween Hustle 5K - Bakersfield 5K Bakersfield, CA The Halloween Hustle 5k is a halloween themed run where you dress up for your favorite causes!
10/28/2017 ZombieRunner Halloween 26.2M, 13.1M, 5M Los Gatos, CA Run along the Los Gatos Creek Trail to the Lexington Reservoir and the Vasona Lake County Park.
10/29/2017 Angwin to Angwish - Napa Valley Trail Run 24K, 12K, 4K Angwin, CA The Angwin to Angwish trail run will take place on smooth to medium-rough trails and service roads with double and single track.
10/29/2017 Dionysus Dash 5K Lodi, CA Registration includes Wine Tasting, Gender specific tshirt, Wine glass as the finisher award & Goodie Bag (Items vary).
10/29/2017 Great “Halloween” Highway 5K 5K San Francisco, CA Races start at 9:00 am, unless otherwise noted. Races are subject to change.
10/29/2017 Hellaween 5K 5K Oakland, CA This 5k is designed to be fun and let people show off their creative side as we encourage costumes.
10/29/2017 Howlin Moon 5K San Francisco, CA The 5K course starts and finishes opposite the St. Francis Yacht Club, and is out and back course along Chrissy Field.
10/29/2017 Livermore Rotary Community Run 10K, 5K Livermore, CA TBD. Run or walk this SPOOKTACULAR event in your favorite costume.
10/29/2017 San Francisco Costume Dash 5K 5K San Francisco, CA TBD. Put on your craziest costume and get ready for five kilometers of fun through Golden Gate Park!

November 2017

Date Event Distance Location Description
11/01/2017 Cinderfella The Bearded Princess 5K & 10K 10K, 5K Your City, CA Why do Disney Princesses get to have all the fun? In honor of No Shave November we are hosting the Bearded Princess 5K & 10K. This is a virtual run.
11/01/2017 Fog City Run 5K San Francisco, CA The Fog City Run is a hilly 5km (ish) route through the Marina neighborhood and the Presidio.
11/03/2017 Ragnar Relay Napa Valley 200M San Francisco, CA Whether you are in it to "zin" it, or just need a Riesling to run, Reebok Ragnar Napa Valley is the ultimate California week-end running adventure. Ragnar will host a lottery for its 300 available spots.
11/04/2017 Almaden Hills Run 50K, 21M, 13.1M, 8M, 10K, 5K San Jose, CA You will run on the beautiful hills of Almaden Valley in Quicksilver Park. This course is very hilly with great views and awesome country. It is challenging and fun.
11/04/2017 CASA Superhero Run 10K, 5K Redding, CA Events include: Little Heroes Dash and 5K run/walk [5K & 10K are chip-timed]. Dress as your favorite super hero!
11/04/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
11/04/2017 Diablo Summit Stomp 30K, 13.1M, 10K, 5K Walnut Creek, CA All courses are on trails. While there are some hills, it is very friendly to first-time trail runners and experienced runners alike.
11/04/2017 Dog Day at the Dam 4.8M, 2.3M El Sobrante, CA Come join your fellow racers at the beautiful San Pablo Reservoir. We will be honoring our four legged friends.
11/04/2017 Donner Lake Turkey Trot 7M, 1M Truckee, CA Want to make room for all the turkey and pies you will be eating in the weeks ahead? It happens regardless of the weather - snowstorms, freezing weather, ice, rain or beautiful sunny skies!
11/04/2017 Heroes Run 5K Cupertino, CA Santa Clara County Sheriff's Office and Valley Medical Center invite you to join them for a family-friendly heroes run/walk this fall.
11/04/2017 Lake Chabot Trail Run 50K, 26.2M, 30K, 13.1M, 5M Castro Valley, CA The course starts at the Marina and travels around the popular Lake Chabot Reservoir and surrounding hills. Lake Chabot Reservoir was built in 1874-75 as a primary source of water for the East Bay.
11/04/2017 Purple Stride Silicon Valley 5K San Jose, CA Join us for a day filled with hope and inspiration to raise awareness and support for pancreatic cancer.
11/04/2017 Rio Del Lago 100 Mile Endurance Run 100M Folsom, CA Your toughness is made up of equal parts of persistence and experience. You don't so much outrun your opponents as outlast and outsmart them, and the toughest opponent of all is the one inside your head.
11/04/2017 Roanne's Race 10K, 5K Livermore, CA TBD. The race is in honor of Roanne Cairel who lost her battle with colon cancer at age 24. All proceeds from the race will be donated to support the research of colon cancer.
11/04/2017 Salmon 5K Run 5K Knights Ferry, CA This event benefits the preservation of the salmon's natural habitat in the Stanislaus River.
11/04/2017 Toiyabe Road Run 10K, 5K, 1K Bishop, CA TBD. This family fun run features a 10 km, 5 km walk/run and FREE 1 km walk/run for all ages and abilities.
11/04/2017 Veterans Honor Run 5K Rocklin, CA Participants may run or walk the 5K event, and the course is suitable for children, strollers, wheelchairs, and dogs.
11/05/2017 Almond Bowl 13.1 M, 5K Chico, CA A substantial portion of the race entry fees go to the local high school running programs. You are supporting local student athletes.
11/05/2017 Apple Hill Harvest Run 7M, 3.5M Camino, CA TBD. It is one of the most popular and beloved run/walks in Northern California and benefits the Camino Union School District.
11/05/2017 Golden Gate Half Marathon 13.1M San Francisco, CA The race kicks off on the waterfront in Aquatic Park with sweeping views of Alcatraz and the Golden Gate Bridge. Formerly known as US Half Marathon.
11/05/2017 St. Joes Half & 5K 13.1M, 5K Stockton, CA TBD. The St. Joseph's Half Marathon & 5K benefits the Boots to Books scholarship program for veterans attending college in the community.
11/05/2017 TCRS #10 5K Redwood, CA The out and back hilly course starts at Tennessee Valley Horse Stables. The course is partially paved and the remainder is dirt fire road. If rainy, mud will add a new dimension to the race.
11/05/2017 Two Cities Marathon 26.2M, 13.1M, 5K Fresno, CA Enjoy running through historic Old Town Clovis as you are cheered on by supporting spectators. The course runs in an upscale scenic neighborhood lined with brilliant autumn foliage.
11/08/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
11/10/2017 Feat to the Beach 200M Relay 200M Relay Fresno, CA From the Central Valley to the sea the Feat to the Beach will provide you with 200+ miles of great memories. You will finish on the beach where you will be able to rest and recover with your toes in the sand.
11/11/2017 Boot Campaign's Push & Run 5K 10K, 5K Novelty Run Livermore, CA The Boot Campaign is bringing a new elelment to foot races. Participants will enter a transition area to complete 20 push ups before finishing the full distance of 3-6 miles. Are you ready to push?
11/11/2017 By the Bay 3K 3K Monterey, CA Children must be four years of age or older and in good health to participate. This is a non-competitive fun run.
11/11/2017 City Beer Runs - Barebottle 10K, 5K San Francisco, CA Run for stress relief, run for fitness, run for fun... just run. If you love the feeling of the pavement flying by beneath your feet - and a well-deserved celebration afterward - a City Beer Runs 5K or 10K is for you. Save $5 with coupon code SWEAT.
11/11/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
11/11/2017 Mt. Tam Trail Run 50K, 30K, 13.1M, 10K Stinson Beach, CA Mt. Tam Trail Run begins at Stinson Beach and climbs to perched views from Tam before returning via some of the best trails the Headlands have to offer until reaching the beach.
11/11/2017 Pacific Grove Lighthouse 5K 5K Pacific Grove, CA It is an out-and-back course beginning and ending at Lovers Point Park in Pacific Grove with a turn-around near Pt. Pinos.
11/11/2017 Purple Stride Sacramento 5K Sacramento, CA Purple Stride Sacramento is better than ever! Join us for a day filed with hope and inspiration to raise funds, awarenesss and support for pancreatic cancer!
11/11/2017 Race to the Flagpole 13.1M, 10K, 5K, 1M Livermore, CA Very flat and fast with one hill in the 5K course and two hills in the 10K course. The half marathon runs through the trails of Holdener Park in the rolling wine country and through the park with one large hill.
11/11/2017 Spartan Super - Sacramento 8M Sacramento, CA 11/11/2017 to 11/12/2017 This Super will test your endurance, perseverance and grit. The Super packs more than 25 signature Spartan obstacles through tougher and more rugged terrain than ever before!
11/11/2017 Veterans Day Run 10K, 5K Porterville, CA Runners and walkers of all ages from around the Valley join in this scenic route to compete for top honors.
11/11/2017 ZERO Prostate Cancer Run - San Francisco 5K, 1M San Francisco, CA This is a family friendly fund raiser held in beautiful Lake Merced Park. This event includes a 5K run/walk, 1M walk, Kid's Superhero Dash for Dad and a virtual Snooze for Dudes program.
11/12/2017 Bakersfield Marathon 26.2M, 13.M, 5K Bakersfield, CA We are excited to welcome runners from across the U.S. and around the world to this annual world-class event. This is an opportunity to run a Boston-qualifing marathon as you through dozens of iconic neighborhoods.
11/12/2017 Clarksburg Country Run 20M, 13.1M, 10K, 5K Clarksburg,CA The Clarksburg Country Run has scenery that will make it hard to keep your eyes on the road. The run takes you along acres of vineyards and orchards.
11/12/2017 Down By the Bay 5K 5K Sunnyvale, CA Come run and support preschool education! We look forward to your participation and support at our event.
11/12/2017 Mermaid Run San Francisco 10M, 10K, 5K San Francisco, CA Soak in the best of picturesque San Francisco with the Mermaid! All distances include classic views of San Fancisco Bay, Golden Gate Bridge and the San Fancisco skyline.
11/12/2017 Monterey Bay Half Marathon 13.1M Monterey, CA The Big Sur Half Marathon is a certified out and back course. The proceeds from the half marathon are dedicated to the youth fitness program. Just Run.
11/12/2017 Napa Valley Harvest Half Marathon, 10K & 5K 13.1M, 10K, 5K Calistoga, CA The course is flat and fast with only two minor hills. The entire route is surrounded by vineyards and wineries with great vistas of the surrounding mountain ranges including Mt. Saint Helena and the picturesque Palisades.
11/12/2017 Spreckles Lake 5K & San Franciscan Mile 5K, 1M San Francisco, CA Two races in one. 1M race starts at 9:00 am, followed by the 5K at approximately 9:30 am
11/15/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
11/18/2017 Carina Kool Trail Marathon at Sly Park 26.2M Pollock Pines, CA Run around Sly Park Lake. Course is primarily single track run in beautiful Pollock Pines.
11/18/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
11/18/2017 Davis Turkey Trot 13.1M, 10K, 5K Davis, CA Along with an enjoyable run or walk through Davis's residential neighborhoods and greenbelts, participants enjoy our post-race expo, with refreshments and samples from vendors; an interactive area for both kids and adults; live music and arts and crafts for kids.
11/18/2017 Hands of Hope Turkey Trot 10K, 5K Yuba City, CA Not only is this a wonderful community gathering to increase the awareness of the homeless issues and success stories in our area, but it is an important fundraiser for Hands of Hope.
11/18/2017 Holiday Hustle 26.2M, 13.1M, 10K San Martin, CA The course travels through the hills just above Coyote Lake. It features rolling hills through the dried grasses of the Santa Clara Valley.
11/18/2017 Mendocino Coast PAL Big River Run 13.1M, 10K, 5K Mendocino, CA The Big River 1/2 Marathon, 10K and 5K consist of a run along the scenic old logging haul road past groves of second-growth redwoods into the heart of the historic Big River Estuary.
11/18/2017 Salomon 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.
11/18/2017 San Joaquin River Trail 50K and 100K 100K, 50K Friant, CA Come out and run some of the best trails in the valley. Courses will challenge even the most experienced runners. Awesome swag for finishers.
11/18/2017 Trail Run at Sly Park 50K, 25K, 13.1M, 10M, 10K, 5K Pollock Pines, CA Run around Sly Park Lake. Course is primarily single track run in beautiful Pollock Pines.
11/18/2017 Womble Rumble 10K, 5K Lodi, CA TBD. Proceeds from the race will go towards the renovation of Lodi High School's Don Womble Track & Field Facility. Going for a PR today?
11/18/2017 Woodside 50K, 35K, 17K, 10K Woodside, CA This is a magical trail run full of towering coastal redwoods, lush ferns and rambling streams.
11/19/2017 Berkeley Half Marathon 13.1M, 10K, 5K Berkeley, CA The 13.1 mile loop course is a fantastic tour of Berkeley's best spots. Run up the iconic Telegraph Avenue, through the historic UC Berkeley campus, under gorgeous tree canopies, through the hip personality filled neighborhoods and out along the waterfront.
11/19/2017 Coastal Trail Challenge 10K 10K San Francisco, CA Race starts/finishes at Little Marina Green, Yacht Road parking lot. Races start at 9:00 am, unless otherwise noted.
11/19/2017 Manda Run 13.1M, 5K Auburn, CA The Manda Run is held in conjunction with the Mountain Mandarin Festival. The half marathon enjoys a unique point-to-point scenic route with gently rolling terrain. The 5K is an out and back in beautiful Loomis.
11/19/2017 Night Nation Run - San Francisco 5K Berkeley, CA Night Nation Run is the world's first Running Music Festival. A 5K musical voyage filled with lights, lasers, beats and celebration for the lover of Electric Dance Music.
11/22/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
11/23/2017 Brentwood Turkey Trot for Schools 10K, 5K Brentwood, CA This is a fundraising event that benefits the Brentwood Union School District and Liberty Union High School District athletic programs.
11/23/2017 Concord Turkey Trot 10K, 5K Concord, CA We are excited to share our Thanksgiving morning with the community giving thanks for the opportunity to put on a fun and festive event to kick off the holiday season.
11/23/2017 Folsom Turkey Trot 10K, 5K Folsom, CA This family fun run benefits the Twin Lakes Food Bank and Never In Our Town Youth Scholarship. This event sells out every year so don't wait!
11/23/2017 Fresno Turkey Trot 5K, 2M Fresno, CA TBD. Run or walk the Turkey Trot on Thanksgiving morning and then eat your Thanksgiving feast guilt free.
11/23/2017 Gobble Wobble 5K, 10K, kids dash San Mateo, CA A Runner's Mind, the Bay Area's local run specialty store, is proud to present the third annual Gobble Wobble. Join us on Thanksgiving morning for your choice of a 5K or 10K race and a kids dash, celebrating friends, family and community as we ARM up and give thanks! Save $5 with coupon code SWEAT.
11/23/2017 Healdsburg Turkey Trot 5K Healdsburg,, CA Round up your kids and grandma, corral your neighbors and head to Healdsburg before your big meal! The morning run takes you through Healdsburg Ridge Open Space Reserve.
11/23/2017 Marin Turkey Trot 10K, 5K, 1M Novato, CA Allow yourself some guilt-free indulgence this Thanksgiving Day by spending the morning burning off calories you will replace later with pumpkin pie! Save 20% with discount code SWEAT!
11/23/2017 Nitro Turkey Thanksgiving Run 10K, 5K Pinole, CA Both courses offer mild trails with just a few small hills. Both also have spectacular views of the bay. On a clear day you can see up to 5 bridges and 6 counties!
11/23/2017 Oakland Turkey Trot 5K Oakland, CA TBD. Join us for an early morning run on Thanksgiving Day at the Embarcadero in Oakland. Have fun and get some exercise.
11/23/2017 Piedmont Turkey Trot 5K Piedmont, CA Unleash a preemptive strike on those Thanksgiving Day calories and run/walk/stroll the 5K Piedmont Turkey Trot on Thanksgiving morning.
11/23/2017 Race Against Hunger 5K Visalia, CA This is the largest 5K in Central Valley benefitting Visalia Emergency Aid Council.
11/23/2017 Run Against Hunger 10K, 5K Stockton, CA Be a part of an annual Thanksgiving morning tradition to help raise hunger awareness and funds for the Emergency Food Bank.
11/23/2017 Running of the Turkeys 5K Woodland, CA TBD. Running of the Turkeys has become Yolo Food Bank’s signature fundraising event.
11/23/2017 San Francisco Thanksgiving Day 5K 5K San Francisco, CA TBD. Each runner is asked to bring a non-perishable food item to the starting line. So make a plan to wake up a little earlier and run the race before the real work starts.
11/23/2017 San Francisco Turkey Trot 5M, 3M, 100Meters San Francisco, CA This is a cross country style course - mostly flat over natural terrain, including grassy meadows and dirt pathways or trails. It's Nature!!!
11/23/2017 Silicon Valley Turkey Trot 10K, 5K San Jose, CA Start Thanksgiving Day off on the right foot at the Applied Materials "Silicon Valley Turkey Trot". Many have made the run or walk a Thanksgiving Day tradition.
11/23/2017 Thanksgiving Gobble Wobble 10K, 5K El Sobrante,, CA This will be a 10K/5K Run Walk event. We invite you to dress up in your best Thanksgiving Day attire and make this a fun event.
11/23/2017 Zoom Turkey Trot 13.1M, 10K, 5K San Jose, CA Run along the popular Coyote Creek trail Thanksgiving morning and stand to win a turkey!
11/25/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
11/25/2017 Quad Dipsea 28M Mill Valley, CA You must run the famed Dipsea Trail as marked. There is a total of 9200 feet of climb and an equal amount of descent in the 28 miles. Lottery opens in August.
11/25/2017 Quarry Turkey 13.1M, 10K, 5K Fremont, CA The rarely seen Quarry Turkey will make his appearance two days after the big feast, fueled-up and ready to take on all the little turkeys!
11/26/2017 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA These races are free and do not require registration. The courses are one, two and three times around Lake Merritt.
11/29/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.

December 2017

Date Event Distance Location Description
12/02/2017 Calero Park Run 50K, 25K, 13.1M, 15K, 10K, 5K San Jose, CA It is a challenging, fantastic trainer for Western States that includes oak trees, exposure, good heat training, and panoramic vistas.
12/02/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/02/2017 Death Valley Trail Marathon 26.2M, 13.1M Death Valley, CA This is our most spectacular trail event of the year and well worth the weekend away.
12/02/2017 Jingle Bell Run - Marin 5K Marin, CA TBD. Be part of the longest-standing, holiday-themed 5K race series anywhere – and fight with us to conquer arthritis!
12/02/2017 Peacock Gap Trail Run 30K, 13.1M, 10K, 5K San Rafael, CA The Peacock Gap Trail Run will have a capacity of 350 runners, across all distances.
12/02/2017 The Reindeer Run 6.5M, 3M American Canyon, CA Both courses wind through the beautiful Thompson Trail on a paved, flat course.
12/02/2017 The Super Run 5K - Fresno 5K Fresno, CA This run will take place at Woodward Regional Park.
12/02/2017 Tulare FFA Tinsel Toy Run 5K Tulare, CA This run/walk will start at the Nike Store in the Tulare Outlet Center and run the course throughout the center and local area.
12/03/2017 California International Marathon 26.2M, 5K Sacramento, CA This provides runners with a very fast, point-to-point, net-downhill marathon with a spectacular finish in front of the California State Capitol.
12/03/2017 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!
12/03/2017 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 downtown Hanford.
12/03/2017 OTHTC High Desert 50K Ultra & 30K 50K, 30K Ridgecrest, CA The 50K and 30K runs start and finish at the Cerro Coso Community College, Ridgecrest. The course will be marked with chalk and ribbon.
12/03/2017 Run Wild San Francisco 5K San Francisco, CA Gather your friends and family and let’s get 'SantaMental' about the holidays!!! Save $5 with coupon code SWEAT.
12/03/2017 Waterfront 5K 5K San Francisco, CA Out and back course along the paved Bay Trail.
12/06/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/09/2017 City Beer Runs - Faction 5K Alameda, CA Join us for the end of year City Beer Runs celebration! It's an easy 5K, some great food, awesome adult beverages, and the raffle to end all raffles... Save $5 with coupon code SWEAT.
12/09/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/09/2017 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.
12/09/2017 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!
12/09/2017 Jingle Bell Run - Pacific Grove 5K Pacific Grove, CA Be part of the longest-standing, holiday-themed 5K race series anywhere – and fight with us to conquer arthritis!
12/09/2017 Jingle Bell Run for Toys for Tots 5K, 2M Fresno, CA The course is a loop course with complete road closure. There is plenty of parking in surrounding lots.
12/09/2017 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.
12/09/2017 Run and Ride 10K, 5K Santa Clara, CA Choose a 10K, 5K, and/or 1-mile fun run in and around the park before the gates are even open to the public.
12/09/2017 Run Walnut Creek 13.1M, 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.
12/09/2017 Santa Shuffle 5K Chico, CA A run to help others this holiday season! Brought to you by the Salvation Army: Doing the Most Good.
12/09/2017 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.
12/10/2017 Golden Gate Bridge Vista 10K 10K San Francisco, CA Races start at 9:00 am, unless otherwise noted.
12/10/2017 Great Santa Run 5K , 1M San Francisco, CA Races Start/Finish at Crissy Field across from Sports Basement Presidio. Save 20% with discount code SWEAT!
12/10/2017 Jingle Bell Rock 5K Santa Cruz, CA Come and join our annual year end holiday event! Its all about the toys and the fun.
12/10/2017 Santa Skivvies Run 1M San Francisco, CA The Santa Skivvies Run is a festive romp through San Francisco benefiting San Francisco AIDS Foundation.
12/10/2017 The Firehouse Run 10K, 5K Santa Clara, CA Our goal is to bring the community together or a fun event, with the larger goal of enhancing the education provided to the children in Santa Clara.
12/10/2017 Visalia Jingle Bell Run for Toys for Tots 5K Visalia, CA Run or Walk this 5k course through Mooney Park. This event is chipped timed and Awards will be given out 3 deep in each age division.
12/13/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/16/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/16/2017 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.
12/16/2017 Double Road Race 15K San Juan Bautista, 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.
12/16/2017 Last 10K & Final 2 Mile 10K, 2M Santa Rosa, CA Paved paths in 3 parks: Howarth, Spring Lake, and Annadel. Both races start and end in Howarth Park.
12/16/2017 Woodside Ramble 50K, 35K, 13.1M, 10K Redwood City, CA Distances of 10K, Half Marathon, 35K and 50K make for the perfect proving grounds for runners, and hikers, of all abilities.
12/17/2017 Fleet Feet Free Holiday Classic 5K Sacramento, CA The race is FREE. It’s our gift to the running community.
12/17/2017 Presidio Cross Country 5K 5K San Francisco, CA The start and finish are on the grass lawn adjacent to Julius Kahn Playground.
12/17/2017 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.
12/17/2017 Ugly Holiday Sweater Run 5K Arcata, CA We will be running/walking/prancing around the Arcata Plaza with holiday cheer.
12/17/2017 ZombieRunner Quarry Lakes Run 26.2M, 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.
12/20/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/23/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/24/2017 Christmas Eve Fun Run 5.3M Merced, CA The loop is about 5.3 miles, out and back on the bike path along Bear Creek.
12/24/2017 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.
12/24/2017 Placerville Path Run Jingle & Mingle 13.1M, 10K, 5K Placerville, CA Courses start & finish in beautiful historic Placerville CA which will be decorated with our annual Christmas displays.
12/24/2017 Rainbow Falls Holiday 5K 5K San Francisco, CA Races start at 9:00 am, unless otherwise noted.
12/27/2017 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/30/2017 Crissy Field Park Run 5K San Francisco, CA We all run for own enjoyment. Please come along and join in whatever your pace!
12/31/2017 Kennedy Drive 8K 8K San Francisco, CA Races start at 9:00 am, unless otherwise noted.
12/31/2017 New Year's Eve 13.1M, 10K , 5K Fremont, CA TBD. 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 12/31/2016, this is your chance!
12/31/2017 New Year’s One Day TBD San Francisco, CA Each lap is 1.065 miles around the lagoon at Crissy Field. Welcome the new year at Crissy Field.

January 2018

Date Event Distance Location Description
01/01/2018 Brazen New Year's Day Half marathon 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!
01/01/2018 Clikapudi Trail Runs 13.1M, 10K, 5K Redding, CA Clikapudi Trail Runs bring you to the great outdors of Northern California. Start your new year off on the right foot (or left) with an awesome trail race on the shores of Shasta Lake.
01/01/2018 Kiwanis 2018 Resolution Run 5K and 10K 5K, 10K Mountain View, CA Join us for a Fun New Year's morning January 1, 2018 at Mountain View Shoreline Park! We’ve got both a 5K or 10K event to choose from. The courses are on paved walking and bicycling paths within Mountain Views Shoreline park. Resolve to make a difference in the new year, and that will automatically start with your registration fee for this race. Enjoy post-race refreshments and music while you collect your hard earned awards.
01/01/2018 Los Gatos Resolution Run 5M Los Gatos, CA The five-mile run takes participants from the Los Gatos High School track out to Lexington Dam and back, and is the perfect way to start a year of personal fitness success.
01/01/2018 Resolution Run 4M, 2M Fresno, CA Kick off the new year the right way! Whatever your resolutions are…grab your running shoes and your family and friends and join us at the New Year's Day Fresno Resolution Run on Jan. 1.
01/01/2018 Resolution Run 5K 5K Santa Rosa, CA This is a great race with an over 35years history of attracting some of the fastest runners in Northern California. Due to narrow sections on the course, strollers and dogs pose significant hazards and are not permitted.
01/01/2018 Resolve2Run 10K, 5K Grass Valley. CA We encourage on line registration to avoid lines. This annual run/walk winds it's way through some of the most beautiful areas of Nevada County.
01/03/2018 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/06/2018 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.
01/06/2018 Death Valley Half Marathon 13.1M, 10K, 5K Death Valley, CA Hottest, driest, lowest half marathon!
01/07/2018 Hot Chocolate 15K/5K- San Francisco 15K, 5K San Francisco, CA 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. This year, train, race, and celebrate with Hot Chocolate all the way to the finish line.
01/10/2018 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/13/2018 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.
01/13/2018 Kickstart Trail Run 5K Granite Bay, CA The Kickstart Trail Run will feature a beautiful trail run along the shoreline of Folsom Lake with challenge and fun artfully combined.
01/13/2018 Pacifica Foothills Trail Run 30K, 13.1M, 10K Pacifica, CA San Pedro Valley Park is nestled amongst the Santa Cruz Mountain range and the foothills of Pacifica and offers a coastal mountain environment.
01/13/2018 Winchell Cove 10K/10M Trail Run 10M, 10K Friant, CA The 10k course is perfect for those possibly wanting to try out trail running for the first time. The 10 mile course offers a bit more of a challenge in the way of a longer distance and a few hills.
01/14/2018 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!
01/17/2018 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/20/2018 Break Free Run Oakland 10K, 5K Oakland, CA You can DO SOMETHING today to combat human trafficking. Join us for a very worthwhile cause!
01/20/2018 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!
01/20/2018 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.
01/20/2018 Frost or Fog 10-Mile, 1/4 Marathon & 5K 10M, 6.55M, 3.1M Chico, CA The Frost or Fog 10-Mile, Quarter Marathon and 5K is one of Chico's favorite winter runs! Join us on these great, challenging courses that cover gravel, trail and road!
01/24/2018 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/27/2018 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.
01/27/2018 Pirate 5K Booty Run 5K Fresno, CA Participants receive a Pirate Booty Run shirt with map, pirate bandana and a chance at the Pirate's Treasure Chest. Dress in your best pirate garb and run for the booty.
01/27/2018 The Gumby Trail Runs 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.
01/28/2018 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.
01/31/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

February 2018

Date Event Distance Location Description
02/03/2018 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.
02/03/2018 Death Valley Marathon 26.2M, 13.1M, 10K Death Valley, CA Enjoy an out-and-back relatively flat course (fewer than 500 feet of climbing and descending).
02/03/2018 Fort Ord Trail Run 50K, 25K, 10K Salinas, CA TBD. The Fort Ord Trail Run will have a capacity of 400 runners across all distances.
02/03/2018 Ordnance 100K 100K Salinas, CA TBD. This course has been designed to highlight Fort Ord National Monument. You will run on just about every type of trail there is during this 62 mile tour.
02/04/2018 San Francisco Half Marathon 13.1M, 5K San Francisco, CA The Kaiser Permanente San Francisco Half Marathon is a certified 13.1 mile course and ranked as one of the most scenic in the country by Runner’s World. Save $5 with code HEATHER5OFF.
02/04/2018 Super Sunday Run 10K, 5K Sacramento, CA The Super Sunday Run is Sacramento’s ticket to a guilt-free Super Bowl Sunday!
02/07/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/10/2018 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.
02/10/2018 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.
02/10/2018 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.
02/14/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/17/2018 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.
02/17/2018 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.
02/18/2018 Buzz Marathon 13.1M, 10K, 5K San Miguel, CA TBD. The race takes runners through the hills and open spaces of north San Luis Obispo County’s Camp Roberts Army National Guard Reservation.
02/18/2018 Valley Ford Relay 11M Valley Ford, CA Each team must have 4 runners.
02/21/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/24/2018 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.
02/24/2018 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.
02/24/2018 Lost Trail Half Marathon & 5K 13.1M, 5K Granite Bay, CA TBD. 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.
02/24/2018 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.
02/24/2018 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!
02/24/2018 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.
02/25/2018 Almond Blossom Run 10K, 5K Durham, CA Both courses start and finish at the rose garden in front of Durham High School and follow flat paved roads among beautiful blooming almond orchards.
02/25/2018 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA TBD. All those interested in running, whether beginner, walker, jogger or competitive racer are welcome to join our monthly runs.
02/25/2018 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.
02/28/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

March 2018

Date Event Distance Location Description
03/03/2018 Blossom Trail 10K Run 10K, 2M Sanger, CA TBD. Mark the date and join us on this flat course that takes runners through Sanger's charming downtown and through the outskirts of town where the blossoms overflow!
03/03/2018 Crissy Field Park Run 5K San Francisco, CA It is a 5k run- it's you against the clock. Every Saturday at 9:00am.
03/03/2018 NorCal John Frank Memorial Run 10M, 3M, 1M Redding, CA The 1-mile course is flat. The 3 and 10-mile races are on the Sacramento River Trail and are mostly flat surfaces.
03/03/2018 San Joaquin River Trail Half Marathon & 10K 13.1M, 10K Auberry, CA With approximately 2500' of elevation gain this course won't be your typical stroll in the park-but this course could easily become your new favorite.
03/03/2018 Sanborn Park Trail Challenge 13.1M, 9M, 4.2M Saratoga, CA Course description, 95% single track, extremely mountainous, very technical, lushly wooded, mixed evergreen forest.
03/03/2018 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.
03/04/2018 Livermore 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.
03/04/2018 Napa Valley Marathon 26.2M, 5K Napa, CA The Napa Valley Marathon boasts one of the most beautiful courses in the world and is known as the "Biggest Little Marathon in the West".
03/04/2018 Santa Cruz Half Marathon 13.1M, 10K, 5K Santa Cruz, CA TBD. Santa Cruz Half Marathon, 10k & 5k.
03/07/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/10/2018 Chanoko Trail Runs 50K, 31K, 5M Granite Bay, CA Run Granite Beach's most popular running trail!
03/10/2018 Color-5K Daly City 5K Daly City, CA A charity run for everyone.
03/10/2018 Crissy Field Park Run 5K San Francisco, CA It is a 5k run- it's you against the clock. Every Saturday at 9:00am.
03/10/2018 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.
03/10/2018 Revolution Run 10K, 5K, 1M Roseville, CA The Revolution Run offers a 10K, 5K, & 1 Mile run/walk to fit everyone's fitness level.
03/10/2018 Shamrock 'n 10K, 5K & Leprechaun Dash 10K, 5K Sacramento, CA Run/walk the 5k or 10k and then enjoy watching the little ones chase a Leprechaun for the 1/2 mile Dash.
03/11/2018 Carmel Valley 5K 5K, 1K, Kids Run San Diego, CA Mark your calendars for an amazing community event! Part of the 5K loop runs along the beautiful Manzanita Trail. We look forward to seeing you at our event!
03/11/2018 Crush the Coast 26.2M, 13.1M, 15K, 10K, 5K Long Beach, CA This course follows part of the Long Beach Marathon course along the scenic beach path with ocean breezes and beautiful views
03/11/2018 Ilsanjo Classic 10-Miler & Neo-Classic 4-Miler 10M, 4M, 1K Santa Rosa, CA This course travels along the bike paths and trails of Howarth, Spring Lake and Annadel Park.
03/11/2018 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.
03/11/2018 Shamrock'n Half Marathon 13.1M Sacramento, CA 13.1 is filled with fun! Live music, crazy costumes, onfield finish, post-race beer and food. It's a party you don't want to miss!
03/14/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/17/2018 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!
03/17/2018 Crissy Field Park Run 5K San Francisco, CA It is a 5k run- it's you against the clock. Every Saturday at 9:00am.
03/17/2018 Folsom South Side Trail Run 38M, 50K, 21M, 13.1M, 10K, 5K Folsom, CA All very appealing single track, great running, some technical sections.
03/17/2018 Kings County 4-H Color Me Green 5K 5K Kingsburg, CA During each run, participants are showered with colored dye as they pass through each marker point.
03/17/2018 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.
03/17/2018 Orchard 2 Ocean 10K, 5K, 1M Carpinteria, CA This is a fast course, usually providing many PRs for the competitive runner!
03/17/2018 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.
03/17/2018 St. Patrick's Day Run 4M, 2M Fresno, CA Whether you run or walk the Shamrock 4Miler or our Green 2Miler you'll have a great time! Green shirt, green goodies & for those 21 & older Green Beer in our Lucky Pot of Gold Beer Garden.
03/17/2018 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.
03/17/2018 Zoom Quarry Lakes 13.1M, 10K, 5K Fremont, CA TBD. 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.
03/18/2018 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.
03/18/2018 Heavenly Half Marathon 13.1M Pine Ridge, CA You will enjoy an almost all downhill point to point course in the beautiful foothill town of Auberry.
03/21/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/24/2018 Crissy Field Park Run 5K San Francisco, CA It is a 5k run- it's you against the clock. Every Saturday at 9:00am.
03/24/2018 Heart & Soles Run 10K, 6K Santa Clara, CA Love to run? Hit the pavement in support of children's health and wellness at the Lam Research Heart and Soles Run. This is a race you won't forget!
03/24/2018 Rabbit Chase Half Marathon & 10K 13.1M, 10K Mill Valley, CA Experience portions of Muir Woods, the famed Dipsea course and drop dead gorgeous views of the Pacific.
03/24/2018 Salomon 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.
03/25/2018 Carlsbad 5000 5K Carlsbad, CA The Carlsbad 5000 is recognized as the "World's Fastest 5K" with a storied history of sixteen world records and eight U.S. records.
03/25/2018 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!
03/25/2018 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!
03/25/2018 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.
03/25/2018 Run for Zimbabwe Orphans 1M Mountain View, CA This family event is held each spring at St. Joseph School in Mountain View, Ca., and benefits Makumbi Children’s Home in Zimbabwe.
03/25/2018 Tent City Marathon 26.2M, 13.1M, 10K, 5K Atascadero, CA We have put together an unforgettable race experience! There will be free race photos, finisher's beer or cupcakes, on-course entertainment, aid stations, post race live music and a racer's TLC tent.
03/25/2018 The Giving Trail 10K/5K Memorial Run 10K, 5K Raymond, CA The cross country run winds through the beautiful foothills of the Sierra's and the historic town of Raymond.
03/25/2018 Wildflower Run 10K, 5K 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.
03/28/2018 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/31/2018 Antioch Rotary Club Bunny Hop 5K 5K Antioch, CA The race is on soft trail through Dow wetlands. There will be live enthusiastic entertainers from the local high schools. There will be an Easter Bunny available for photos!
03/31/2018 Big Bunny 5K 5K Cupertino, CA Whether you’re a competitive runner, active walker, or just looking for a fun activity to do with your friends and family, anyone can participate in the 5K.
03/31/2018 Crissy Field Parkrun 5K San Francisco, CA It is a 5k run - it's you against the clock. Every Saturday at 9:00am.
03/31/2018 Golden Gate Headlands Marathon 26.2M, 13.1M, 10K Sausalito, CA The course is a combination of single track hiking trails and fire roads. The event is limited to 400 participants.
03/31/2018 Insane Inflatable 5K Sacramento 5K Sacramento, CA Get “pumped up” for a course filled with the world’s largest and most extreme inflatable obstacles ever created. Here’s your chance to be a kid at heart, and insane by choice.

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