Sweat Tracker - every drop counts
 

Race Calendar

We send out a monthly email with information and discounts on races in your area. Register now to get this good stuff in your inbox!

Please check out our Featured Races as well.

Region:

March 2024

Date Event Distance Location Description
03/02/2024 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
03/02/2024 Sanborn Trail Challenge 13.1M. 8M, 4M Saratoga, CA The course is 95% single track trail, extremely mountainous, very technical, lushly wooded with a mixed evergreen forest.
03/02/2024 Terrible, Horrible, No Good, Very Bad Day 50K 50K, 18M Los Gatos, CA You are participating on your own, at your own schedule with your own support. This run will punish your quads and test your willpower.
03/02/2024 Way Too Cool 50K Endurance Run 50K Cool, CA This race has become the most sought after 50K in the US for veterans and novices alike.
03/03/2024 Livermore Valley Half Marathon 13.1M, 5K Livermore, CA Join the Livermore Valley Half Marathon in California’s oldest wine region featuring a ‘Best of the Bay’ awarded 13.1 miles, followed by the famed wine, beer & music festival.
03/03/2024 Napa Valley Marathon 26.2M, 13.1M, 5K Calistoga, CA Following the famed Silverado Trail from Calistoga to Napa, our point to point marathon passes beautiful scenery & some of the most world-renowned wineries along the way.
03/06/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/09/2024 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
03/09/2024 Chanoko Trail Runs 50K, 31K, 5M Granite Bay, CA Participants have a choice of three distances.
03/09/2024 Race to the Top of Mt. Umumhum 13.1M San Jose, CA This half marathon race is within two parks: Almaden Quicksilver Park and Sierra Azul Open Space Preserve. This course is point to point.
03/10/2024 Tesoro Viejo Spring Classic Half Marathon 13.1M, 10K, 5K Madera, CA This will take you away from busy city streets to tranquil paths through some of the most beautiful SPRING scenery which rivals any run in the State.
03/10/2024 Zoom Angel Island 15M, 10M, 5M Tiburon, CA Angel Island is a hilly grass and forest covered island that provides spectacular views of Marin County, San Francisco and the Golden Gate.
03/13/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/16/2024 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
03/16/2024 Folsom Lake South Side Trail Run 50K, 26.2M, 21M, 13.1M, 10K, 5K Folsom, CA All very appealing single track, great running, some technical sections.
03/16/2024 Shamrock'n 5K, 10K and Leprechaun Dash 10K, 5K Sacramento, CA The Shamrock'n 5K, 10K and Leprechaun Dash will be on Saturday. The Shamrock'n Half Marathon will be on Sunday.
03/16/2024 Zoom San Francisco 13.1M, 10K, 5K San Francisco, CA All races start and finish at Crissy Field and head west along the Golden Gate Promenade. All races offer spectacular and historic views of San Francisco.
03/17/2024 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.
03/17/2024 San Jose 8K and Half Marathon 13.1M, 8K San Jose, CA We are taking the classic 408K with its unique Mariachi Mile and Santana Row finish line and welcoming participants tackling the Half Marathon to this exciting experience.
03/17/2024 Shamrock'n Half Marathon 13.1M Sacramento, CA The Shamrock'n 5K, 10K and Leprechaun Dash will be on Saturday. The Shamrock'n Half Marathon will be on Sunday.
03/17/2024 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.....
03/20/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
03/23/2024 Bakersfield Donut Run 5K Bakersfield, CA Run or walk and show your passion for donuts, get out there with your friends and family on our 5k Timed or 2k non-timed courses and earn those delicious Donuts!
03/23/2024 Boardwalk Fun Run 5K, 1K Santa Cruz, CA Lace up your shoes and join the fun with this family friendly race through the Santa Cruz Beach Boardwalk. Run, jog or walk along the course. Strollers allowed.
03/23/2024 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
03/23/2024 Fiercelifit Half Marathon & 10K/5K 13.1M, 10K, 5K Fremont, CA Get yourself in gear for the Fiercelifit race starting at the Dumbarton Quarry. The same hills and bay views you know and love with an historic starting point.
03/23/2024 Knickerbocker Canyon Trail Run 35K, 13.1M, 10K, 5K Auburn, CA Participants of this race will run the historic Western States Trail along the banks and canyons of the American River. We have a capacity of 400 runners across all distances.
03/23/2024 Marina Double 15K 15K, 10K, 5K Brisbane, CA This course is one of the most beautiful in the Bay Area. Run either the 10K, 5K Run/Walk or the Double Double 15K.
03/23/2024 Mighty Dog Trail Runs 10K, 5K Granite Bay, CA This event offers two distances: 5K and 10K - both for walkers, runners and their dodgs!
03/23/2024 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.
03/23/2024 South Hills Single Track Trail Run 50K, 26.2M, 16M, 13.1M, 9M ,10K, 5K San Jose, CA Beginning at Calero County Park, this trail run has everything! Experience awesome single track, great hills and dirt paths.
03/24/2024 LMJS 4th Sunday Run 15K, 10K, 5K Oakland, CA All those interested in running, whether beginner, walker, jogger or competitive racer are welcome to join our monthly runs.
03/24/2024 Modesto Marathon 26.2M, 13.1M, 10K, 5K Modesto, CA The flat, fast course will be open 7 hours, allowing adequate time for first-time marathoners.
03/24/2024 Wildflower Run 10K, 5K, 2M Morgan Hill, CA TBD. Come run with us! We are delighted each year to have volunteer entertainers along the routes to provide entertainment.
03/27/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presido.
03/30/2024 Antioch Rotary Club Bunny Hop 5K 5K Antioch, CA Here we go hopping again!! We invite you to run like the Hare or pace yourself steady to victory like the Tortoise.
03/30/2024 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
03/30/2024 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.
03/30/2024 Montana de Oro Trail Run 50K, 36K, 13.1M, 12K Lo Osos, CA The "Mountain of Gold" is a coastal treasure. You will explore one, two or three peaks nestled in th flora with epic views of the Pacific Ocean, nearby beaches and Morro Bay.
03/30/2024 Redwood Trail Run Spring 50K, 26.2M, 30K, 13.1M, 5M Oakland, CA The course travels through beautiful Redwood Regional Park.

April 2024

Date Event Distance Location Description
04/03/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presido.
04/06/2024 American River 50 Mile Endurance Run 50M, 25M Folsom, CA American River has become the second largest 50 miler in the United States.
04/06/2024 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
04/06/2024 GO2 Foundation Walk/Run - Sacramento 5K Sacramento, CA With this 5 kilometer (k) walk/run, you are helping to raise awareness of lung cancer in and to fund innovative research.
04/06/2024 Golden Gate Headlands Marathon 26.2M, 13.1M, 10K Mill Valley, CA The course is a combination of single track hiking trails and fire roads.
04/06/2024 Ruth McKenzie Preserve Half Marathon 13.1M, 10K, 5K Friant, CA The Ruth McKenzie Table Mountain Preserve is located between Friant and Prather, on the north side of Auberry Road.
04/06/2024 Santa Teresa King Richard Trail Run 13.1M, 10M, 10K, 5K San Jose, CA Santa Teresa County Park is located in the Santa Teresa Hills, ten miles south of downtown San Jose.
04/07/2024 Bakersfield Marathon 26.2M, 13.1M, 10K, 6K Bakersfield, CA Starting and ending at the Kern County Museum, we’re excited to be smack in the middle of the most historic landmarks Bakersfield has to offer.
04/07/2024 Credit Union SACTOWN 10 Mile Run 10M, 5K, 1M Sacramento, CA The Credit Union SACTOWN run continues to be a force for good in our community.
04/10/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presido.
04/12/2024 Lake Sonoma 50 - Trail Sisters 13.1M Healdsburg, CA All of the courses boast of “relentless” rolling hills surrounding beautiful Lake Sonoma.
04/13/2024 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
04/13/2024 California Classic Half Marathon 13.1M, 10K, 5K Fresno, CA Join us when we host 2,000 runners in our Half Marathon, 10k and 5k Run as participants run through Sea Lion Cove with a grand finish at Chukchansi Stadium.
04/13/2024 California Gold Rush Run 15K, 10K, 5K Coloma, CA Run entirely inside the Marshall Gold Discovery State Historic Park, set in the beautiful foothills of Coloma along the south fork of the American River.
04/13/2024 Lake Sonoma 50 50M, 26.2M Healdsburg, CA All of the courses boast of “relentless” rolling hills surrounding beautiful Lake Sonoma.
04/13/2024 Rodeo Beach Rumble 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!
04/13/2024 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.
04/13/2024 SPASM Lake Chabot 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. Great course for first-time trail runners!
04/14/2024 City Beer Runs - Barebottle 5K, 10K 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.
04/14/2024 Napa Valley Endurance Run 50K, 35K, 13.1M Calistoga, CA Join us for the Napa Valley Endurance Run, three events run in glorious Robert Louis Stevenson State Park, which starts and finishes at Logvy Park in downtown Calistoga.
04/14/2024 Run Rocklin 13.1M, 12K, 5K Rocklin, CA All proceeds from Run Rocklin are donated to Matt's Foundation.
04/14/2024 Surfer's Path Half Marathon 13.1M Santa Cruz, CA This 13.1 mile Half Marathon features breathtaking views of the Monterey Bay coastline and a series of world renowned surf breaks.
04/17/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presido.
04/20/2024 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
04/20/2024 G-Bar Ultra and Trail Run 29M, 13.1M Mariposa, CA Each course will be a "loop course" design.
04/20/2024 IPA10K, Brewfest & Beer Mile 10K, 3K, 1M Sebastopol, CA The IPA10K is a one-of-a-kind celebration of running, craft beer, and much more!
04/20/2024 Rugged Maniac Obstacle Race - San Francisco 5K Pleasanton, CA Rugged Maniac boasts 25+ obstacles consisting of unlimited mud, giant inflatables, rope climbs, and our fan-favorite, sky-scraping waterslide, Accelerator 3.0.
04/20/2024 Sierra Azul Trail Challenge 50M, 26.2M, 20M, 13.1M, 7M, 5K Los Gatos, CA 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.
04/20/2024 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.
04/21/2024 Alameda Hospital Foundation Run 10K, 5K Alameda, CA The Alameda Hospital Foundation 10K, 5K and kids 1/2 mile run is back at our old location on Bay Farm Island.
04/21/2024 Horseshoe Lake Trail Run 50K, 26.2M, 30K, 13.1M, 5M Palo Alto, CA The course is within Skyline Ridge, Long Ridge and Russian Ridge Open Space Preserves. Be prepared for spectacular views of the Pacific Ocean and the Santa Cruz Mountains.
04/21/2024 My Heart Counts 5K 5K Stanford, CA You will be running or walking through the beautiful Stanford Campus.
04/21/2024 Pleasanton Run for Education 15K, 10K, 5K Pleasanton, CA Welcome to PPIE’s Run for Education, an event designed for our entire community.
04/24/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
04/25/2024 SAC State 5K 5K Sacramento, CA TBD. This is a run that you will love as you make your way through the beautiful Sacramento State campus.
04/26/2024 Canyons Endurance Runs 100M Foresthill, CA Starts in the historic gold-rush town of Auburn, birthplace of mountain ultras, located in the northern California foothills of the Sierra Nevada range.
04/27/2024 Canyons Endurance Runs 100K, 50K, 25K Foresthill, CA Canyons 100K distance is a Western States 100 Golden Ticket race where the top two female and male finishers earn direct entry to the Western States 100.
04/27/2024 Chocolicious 5K/15K 15K, 5K, 2M Fresno, CA Welcome to the Chocolicious 15k, 5k and 2 Mile Run/Walk! Run or Walk one of our three courses and EARN the right to have your chocolate and eat it too!
04/27/2024 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!
04/27/2024 Nail the Rail Half Marathon, 10K & 5K 13.1M, 10K, 5K Shasta Lake, CA Join us for a stroll along the Sacramento Rail Trail.
04/28/2024 Big Sur International Marathon 26.2M, 21M, 11M, 12K, 5K Big Sur, CA The course is from Big Sur to Carmel on scenic Highway 1, the nation's first nationally-designated Scenic Highway. The course is USATF certified and is an official Boston qualifier.
04/28/2024 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA Every month except February, March, and June.
04/28/2024 Mud Factor - Fresno 5K Sanger, CA 5k obstacle run.
04/28/2024 Napa Valley Women's Half Marathon 13.1M, 5K Napa, CA From walkers to runners, everyone can find their place at the Napa Women’s Half Marathon and 5K!

May 2024

Date Event Distance Location Description
05/01/2024 Fog City Run 5K San Francisco, CA The Fog City Run is a hilly 5km (ish) route through the marina neighborhood and the Presidio.
05/04/2024 Beer City Half Sacramento 13.1M, 10K, 5K, 1M West Sacramento, CA Join us along with Drake's Brewing Company at the Barn as we kick off Beer City Sacramento with a run along the Riverfront, through old Sac.
05/04/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Parkrun is a free, fun and friendly weekly 5K community event. The run starts at 8am. Please come along and join us whatever your pace!
05/04/2024 Folsom 100 100M Folsom, CA Come join us for the Folsom 100Mile Ultramarathon circumnavigating Folsom Lake!
05/04/2024 Hacienda Hills Run 50K, 26.2M, 30K, 13.1M, 9M, 10K, 5K San Jose, CA This event is located just outside San Jose at the Alameda Quicksilver Park. Prepare yourself for a spectacular day of California Trail running in the Hacienda Hills.
05/04/2024 Kerman Almond Festival Scholarship Fun Run 5K Kerman, CA All family members are invited to join the fun! The fun includes a festival with live entertainment, food vendors, Almond Baking Contest and wine tasting.
05/04/2024 Little Loco Relay 65M Forest Ranch, CA Embark on a journey back to the heart of trail running with the Little Loco, where the untamed wilderness of the Sierra Nevada mountains awaits.
05/04/2024 Miwok 100K 100K Stinson Beach, CA The Miwok 100K is one of the most beautiful and inconic trail ultramarthons in the world. The race is very competetive at the front and a rewarding challenge for all.
05/04/2024 Redding Health Expo Run/Walk 10K, 5K Redding, CA Prior to the opening of the Expo come run/walk with us. The race starts and finishes on the back side of Civic in the alley.
05/05/2024 Avenue of the Giants 26.2M, 13.1M, 10K Weott,CA The Avenue of the Giants is staged in the Humboldt Redwoods State Park. The paved course winds through giant old growth Redwoods.
05/05/2024 Aztec Run 5K Oakland, CA The Spanish Speaking Citizens' Foundation (SSCF) is pleased to bring you this fun-filled, family-friendly event to lift spirits and build community in celebration of Dia de los Muertos.
05/05/2024 Bay Bridge Half Marathon 13.1M Oakland, CA Welcome to the only event across the Bay Bridge. We are focused on a mission to bring you a one-of-a-kind, fresh experience to our hometown.
05/05/2024 The Grand Climb 5K Fresno, CA The Grand Climb awaits you! Are you up for the challenge? This events starts inside Chukchansi Park Stadium and finishes at the top of a 10-story building, The Grand Tower.
05/05/2024 Windsor Half Marathon 13.1M, 10K, 5K Windsor, CA Windsor Run and Wine is the most memorable race and post race festival in California!
05/08/2024 Fog City Run 5K SanFrancisco, CA The Fog City Run is a hilly 5km (ish) route through the marina neighborhood and the Presidio.
05/11/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Parkrun is a free, fun and friendly weekly 5K community event. The run starts at 8am. Please come along and join us whatever your pace!
05/11/2024 Grizzly Peak Trail Run 50K, 26.2M, 30K, 13.1M, 10K Berkeley, CA The run starts at Lake Anza and travels through the beautiful and popular Tilden Park in the Berkeley Hills. T-shirts will be given to all pre-registered runners.
05/11/2024 Little Heroes 5K of Santa Rosa 5K Santa Rosa, CA Join us for a SUPER HERO themed 5k and kids Hero Dash benefitting the Children's Tumor Foundation.
05/11/2024 Mermaid Run Mare Island 18M, 13.1M, 10K, 5K Vallejo, CA Kick off spring with the annual Mermaid Classic that features a run for everyone. Enjoy the fresh air and positive vibes.
05/11/2024 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.
05/11/2024 Nitro Trail Half Marathon 13.1M, 10K, 5K San Pablo, CA The original Brazen Racing event, Nitro Trail was the race that started it all! A dynamite race experience awaits!
05/11/2024 Paiute Meadows Trail Run 50K, 30K, 13.1M, 4.5M, 1M Susanville, CA Join us at Susanville Ranch Park as we showcase the region's premiere trail system.
05/11/2024 Quicksilver 100K and 50K 100K, 50K San Jose, CA The Quicksilver 100k race is a Western States 100 Mile Endurance Run qualifier!
05/11/2024 Race For Open Space 35K, 25K, 12K, 1M Monterey, CA A fundraiser and awareness campaign to support Big Sur Land Trust and access to parks & open spaces.
05/11/2024 She.is.beautiful 5K & 10K 10K, 5K Santa Cruz, CA We believe creating a stronger self mentally and physically manifests into a stronger self in all areas of your life. Let's move through this journey together.
05/11/2024 Sly Park Lake Trail Run 50K, 26.2M, 18M, 13.1M, 8.5M, 10K, 5K Pollack Pines, CA The run around Sly Park Lake is a challenging course but no big climbs or long downhills. The trail goes through endless pine trees and is one of the best kept secrets in the Sierra.
05/11/2024 Stinson Beach Half Marathon 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.
05/11/2024 Willow Glen 5K 5K San Jose, CA The Willow Glen 5K Run/Walk for Education is back!
05/11/2024 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.
05/12/2024 Mother's Day 5K/10K 10K, 5K Alameda, CA Moms sign yourself up. Get your family to come and cheer you on or leave everyone at home!
05/12/2024 Shannon Rowbury's Mother"s Day 5K FUN/RUNch 5K San Francisco, CA The Mother's Day 5K FUN/RUNch concept combines three things that we love the most: QualityRacing, Family Fun and Food!
05/15/2024 Fog City Run 5K San Francisco, CA The Fog City Run is a hilly 5km (ish) route through the marina neighborhood and the Presidio.
05/15/2024 Lost Coast 3 Day Stage Run 60M Fortuna, CA Run California's remote and enchanting wilderness coast. The Lost Coast is so rugged California gave up trying to tame it!
05/18/2024 13 Mile Trail Race Top Down 13.1M San Jose, CA The course is point to point. It will be marked with single solid PINK color ribbons tied to clothespins, ORANGE cones, signs and gypsum.
05/18/2024 Bishop High Sierra Ultras 100K, 50M, 55K, 20M, 6K Bishop, CA These are high altitude races, with lots of climbing, in the scenic foothills of the Eastern Sierra Nevada.
05/18/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Parkrun is a free, fun and friendly weekly 5K community event. The run starts at 8am. Please come along and join us whatever your pace!
05/18/2024 Girls on the Run - Silicon Valley 5K Los Gatos, CA Join us for our 5K Celebration at Vasona Park. Our event is about accomplishing a goal and is not timed! Find your happy pace, keep moving forward and cross the finish line!
05/18/2024 Leigh Longhorn Stampede 5K San Jose, CA Join us for a 5K event through Cambrian neighborhood. Whether you are a walker , a casual jogger, distance runner or just want to cheer on the participants come be a part of our community.
05/18/2024 Livingston Splash of Color Run 5K Livingston, CA TBD. The 5k Fun Walk/Run will take begin in Memorial Park at 1339 Main Street and end up at Alvernaz Field after winding through several parks on the North side of town.
05/18/2024 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.
05/18/2024 Moove Your Hooves 5K Davis, CA This is the XCTF Club's signature event and fundraiser. Not only is it our biggest event but it is also our most fun event.
05/18/2024 Napa Wilderness Trail Runs 40M, 50K, 30K, 13.1M, 10K Napa, CA Napa Wilderness Trail Runs at Skyline Park will offer a wide range of trail runs from Ultra distance to a 10k for new trail runners or folks just getting back to the trails.
05/18/2024 Run to Foster Hope 5K Sacramento, CA Run to Foster Hope takes place in beautiful Land Park in Sacramento. Celebrate Foster Care Awareness Month with a beautiful day at the park while helping youth in your community.
05/18/2024 San Francisco 50/50 Endurance Runs 50M, 50K Rodeo Beach, California 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.
05/18/2024 Sutter Buttes Spirit Mountain Run 13.1M, 10K, 5K Sutter, CA Come join us as we run through the center of the Sutter Buttes, Pass Road, a scenic paved route through the smallest mountain range in the world.
05/18/2024 Wildcat Half Marathon 13.1M, 10K, 5K El Sobrante, CA Plan your weekend and pack your camera! Hills and more hills! Views of San Francisco, the Golden Gate Bridge, Alcatraz, Mount Tamalpais, the Bay and the ocean await you!
05/19/2024 Devil Mountain Run 10K, 5K, 1M Danville, CA This is one of the Bay Area's oldest running traditions in Downtown Danville the first Saturday in May.
05/19/2024 Girls on the Run - Sacramento 5K Sacramento, CA Join us for our 5K Celebration! Our event is about accomplishing a goal and is not timed! Find your happy pace, keep moving forward and cross the finish line!
05/22/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
05/25/2024 Armed Forces Half Marathon 13.1M Concord, CA Runners will get an incredible panoramic view of the installation. This part of the course up until now has been strictly off-limits to civilians.
05/25/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Parkrun is a free, fun and friendly weekly 5K community event. The run starts at 8am. Please come along and join us whatever your pace!
05/25/2024 Placerville Path Memorial Day Run 13.1M, 15K, 10K, 5K Placerville, CA This race on the El Dorado Trail in Placerville is held rain or shine. The path is surrounded with beautiful oak trees, rolling hills and incredible views.
05/25/2024 Western States Memorial Weekend Training Runs 70M Over the Memorial Day weekend Western States offers three training runs to acquaint runners with the last 70 miles of the Western States course.
05/26/2024 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).
05/29/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

June 2024

Date Event Distance Location Description
06/01/2024 Byxbee parkrun 5K Palo Alto, CA TBD. Every Saturday at 8:00am.
06/01/2024 Calero Trail Run 50K, 25K, 13.1M, 15K, 10K, 5K San Jose, CA Beginning at Calero County Park, this trail run has everything! Experience awesome single track, great hills, and dirt paths.
06/01/2024 Cool Moon Trail Runs 100M, 100K, 50M, 25M Cool, CA The Heat 100-Mile Endurance Run of Northern California.
06/01/2024 Hot Fudge Sundae Run 5K Fresno, CA Run a 5k or Walk our 2m and earn your Hot Fudge Sundae! Want a little more fun? Join or create a Sundae Team!
06/01/2024 Monterey Spartan Super 10K 10K Salinas, CA There’s nothing mediocre about this middle distance race. The Spartan Super offers the ideal blend between distance and speed.
06/01/2024 The Loco Challenge 100M, 100K, 50K, 13.1M, 10K Butte Meadows, CA Mark your calendars because this annual, 5KBeer5K, 10k, Half Marathon, 50k, 100k & 100 MILE race will not be one to miss!
06/02/2024 Bakersfield Hot Fudge Sundae Run 5K Bakersfield, CA Run a 5k or Walk our 1 Mile Walk and earn your Hot Fudge Sundae! Want a little more fun? Join or create a Sundae Team!
06/02/2024 Lake Chabot Trail Challenge 13.1M, 5K Castro Valley, CA The half marathon course is a scenic, hilly loop, mainly on dirt fire roads.
06/02/2024 Monterey Spartan Sprint 5K 5K Salinas, CA There’s nothing mediocre about this middle distance race. The Spartan Super offers the ideal blend between distance and speed.
06/02/2024 Pioneer Day Fun Run 5K Meadow Vista, CA A 5k Fun Run and Walk through Meadow Vista to kick off Pioneer Day and help support the Colfax High School Cross Country Team! Let's get our summer started!!!
06/02/2024 Statuto Race 8K San Francisco, CA The first Statuto Race was held in North Beach in 1919. It has been run every year, except for a period during World War II and in 2020 due to the COVID-19 pandemic.
06/02/2024 Women's Fitness Festival 10K, 5K Sacramento, CA This is a one-of-a-kind all women’s event that includes medals and a beautiful race tee for 5K/10K finishers.
06/05/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
06/08/2024 Byxbee parkrun 5K Palo Alto, CA Every Saturday at 8:00am.
06/08/2024 Cinderella Trail Run 50K, 26.2M, 30K, 13.1M, 5M Oakland, CA The course travels through beautiful Redwood Regional Park.
06/08/2024 DeCelle Memorial Lake Tahoe Relay 72M South Lake Tahoe, CA The Lake Tahoe Relay teams consist of 7 people, each running approximately 8 to 12 miles.
06/08/2024 Greenhorn Ranch Trail Run 50K, 25K, 10K, 5K Quincy, CA Single direction loop course. 100% dirt forest roads and single track trail.
06/08/2024 Mt. Umunhum Ultras 100K, 50M, 50K, 26.2M, 30K, 13.1M, 9M, 10K, 5K San Jose, CA It is with great excitement that we present the trail running community with an exclusive trail racing event – the Mt. Umunhum Ultras!
06/08/2024 Tail Wagger 5K 5K Tahoe Vista, CA Finally an event for the dogs in the Tahoe Truckee Area!
06/08/2024 Trail Quake Half Marathon 13.1M, 10K, 5K Saratoga, CA Put your ear to the ground and you can hear the distant rumbling. It's Brazen Racing's return to Sanborn Park and the San Andreas Trail!
06/09/2024 Dipsea Race 7.4M Mill Valley, CA First run in 1905, the Dipsea is the oldest trail race in America. It is run every year on the second Sunday in June.
06/09/2024 Presidio Wall 5K 5K San Francisco, CA Start and finish on the grass lawn adjacent to Presidio Wall Playground.
06/12/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
06/14/2024 Tahoe 200 200M Lake Tahoe, CA The Tahoe 200 is an incredible journey around the largest alpine lake in North America.
06/15/2024 Byxbee parkrun 5K Palo Alto, CA Every Saturday at 8:00am.
06/15/2024 Olympic Valley Half Marathon 13.1M, 8M Olympic Valley, CA This is great course featuring epic valley and peak views and the Truckee River corridor. Start and Finish in the Village At Palisades Tahoe.
06/15/2024 Paul Anderson Memorial 5K 5K Bakersfield, CA This event is in remembrance of our friend Paul Anderson (Andy Noise).
06/15/2024 Running Is My High 10K, 5K Oakland, CA We created Running is My High to engage our community members from all walks of life in an event promoting physical, mental, and cultural health.
06/15/2024 SF Half Day 24H, 12H, 6H, 30M San Francisco, CA Run as far as you can or as little as you want. Sign up individually or as a team!
06/16/2024 Father's Day Run 10K, 2M Fresno, CA Please join us for our annual FATHER'S Day Run to honor your Dad! Lets celebrate ALL dads! Run our 10k or 2 mile run/walk.
06/16/2024 Rainbow Falls 5K 5K San Francisco, CA Start/Finish: JFK Dr. & Transverse Dr.
06/19/2024 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neighborhood and the Presidio.
06/22/2024 Angel Island 13.1M, 5M Marin County, CA Come join us and be a part of this event in a hidden gem right around the corner from everyone in the Bay Area.
06/22/2024 Bizz Johnson's Southside Scramble 22K, 14K, 7K Susanville, CA This amazing new trail race showcases the best of the Susan River Canyon!
06/22/2024 Byxbee parkrun 5K Palo Alto, CA TBD. Every Saturday at 8:00am.
06/22/2024 Headwaters Trail Run 56K, 31K, 10K Mount Shasta, CA These three scenic trail runs are named after the headwaters of the Sacramento River.
06/22/2024 Miles for Mayo 5K 5K Brentwood, CA The Miles For Mayo 5K is a timed, family-friendly community event focused on commemorating the life of Matías “Mayo” Rogers and helping others find inspiration through running.
06/22/2024 San Francisco FrontRunners Pride Run 10K, 5K San Francisco, CA TBD. Our annual Pride Run which features a 5K, 10K, and Kids’ Dash, is an exciting, healthy, and family friendly way for us to engage with our community during Pride Month and raise money for a local beneficiary that aligns with our mission; this year’s beneficiary is LYRIC: Center for LGBTQQ+ Youth!
06/23/2024 Burton Creek Trail Run 13.1M, 12K, 6K Tahoe City, CA The Burton Creek Trail Run takes place on a beautiful, fun and challenging trail system within Burton Creek State Park near Tahoe City, CA.
06/23/2024 Great Highway 5K 5K San Francisco, CA Run 1.55 miles to Lincoln Boulevard and return the same way to finish.
06/23/2024 Huntington Lake Triathlon, 5k & 10k 10K, 5K Lakeshore, CA The Huntington Lake Triathlon is a fun and challenging race in an incredible location in Lakeshore, CA near the China Peak Resort.
06/23/2024 LMJS Fourth Sunday Race - June 5K, 10K, 5K Oakland, CA TBD. All of LMJS Fourth Sunday runs begin at 9:00 a.m. at Adams Point, just before the Sailboat House, rain or shine.
06/23/2024 Mare Island Half Marathon 13.1M, 10K, 5K Vallejo, CA Our Half Marathon course will take you along the historic naval yard to the highest point of Mare Island for beautiful views of the Bay, Mt. Diablo, and Mt. Tamalpais.
06/26/2024 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neightborhood and the Presidio.
06/29/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Park Run takes place every Saturday at 8:00am. Please come along and join in whatever your pace!
06/29/2024 Stars and Strides 5K/10K 10K, 5K San Jose, CA Fun, family-friendly activities.
06/29/2024 Western States Endurance Run 100M Squaw Valley, CA TBD. The Western States 100-Mile Endurance Run is the world’s oldest and most prestigious 100-mile trail race.
06/30/2024 Lindley Meadow 5K 5K San Francisco, CA Double 1.55-mile cross country loop traversing grass, dirt, trails.

July 2024

Date Event Distance Location Description
07/03/2024 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neightborhood and the Presidio.
07/03/2024 Yosemite Tuolumne Meadow Run 98M, 40M Tuolumne, CA An impressive network of trails weaves seamlessly through high passes, topaz lakes and cascading rivers. July 3-7, 2024.
07/04/2024 Alameda July 4th Parade R.A.C.E. 5K Alameda, CA Join us for a 5K run (3.1 mile) and walk through beautiful Alameda starting at 9:00AM, just before the historic 4th of July Parade.
07/04/2024 Chester Classic 4th of July Fun Run 1M Chester, CA This is a one mile run/walk down Chester's historic Main Street. This event is open to participants of all ages and abilities.
07/04/2024 Folsom Firecracker 10K, 5K, 2M Folsom, CA Join us for the Annual Folsom Firecracker. It is a great way to kick off Independence Day.
07/04/2024 Great American Race 10K, 5K Visalia,CA Welcome to the annual Great American Race. Let's kick off the 4th of July with a run/walk and Costume Contest! Join us as we celebrate America's birthday!
07/04/2024 Kenwood Footrace 10K, 3K Kenwood, CA The oldest 10k Footrace in California (and maybe the most challenging!)
07/04/2024 Liberty Bell 5K Fun Run 5K Brentwood, CA The Liberty Band is excited to host this 5K event which benefits Liberty Union High School marching band, jazz band, winter percussion and winter guard programs.
07/04/2024 Morgan Hill Freedom Run 5K, 1M Morgan Hill, CA TBD. Our annual events include the Patriotic Sing, Family Street Dance, Freedom Run, Parade, Freedom Car Cruise and Show finished by a spectacular fireworks and entertainment.
07/04/2024 Run to the Beach 10K, 5K Lake Tahoe, CA Run, walk or stroll the July 4th 5K or 10K course. Starting at the North Tahoe Regional Park the courses offer scenic and fun trails.
07/04/2024 Santa Cruz Firecracker 10K, 5K Santa Cruz, CA The race is always held on July 4th in the morning! What a great way to kick off a holiday celebration of our nation's Independence Day.
07/04/2024 Stars and Stripes 5K 5K Concord, CA Help make this 4th of July running party even better by inviting your friends, family and neighbors. Don't forget to take a photo with Stomper the Oakland's mascot and Uncle Sam!
07/06/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Park Run takes place every Saturday at 8:00am. Please come along and join in whatever your pace!
07/06/2024 Rancho Hills Trail Run 50K, 24M, 13.1M, 9M, 10K, 5K, 1M Morgan Hill, CA Set in Rancho Canada del Oro Open Space Preserve the course is 60% dirt roads and 40% single track.
07/06/2024 Zoom Firecracker Run 13.1M, 10K, 5K Fremont, CA The course is relatively flat, fast and easy to follow. It starts in the scenic Quarry Lakes Regional Recreation area and follows the popular Alameda Creek Trail.
07/07/2024 Rock the Loch Challenge 13.1M, 7M, 5K Castro Valley, CA We do promise a gorgeous trail run on the scenic trail of Loch Chabot Regional Park, some quality nature therapy and some incredible views!
07/10/2024 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neightborhood and the Presidio.
07/10/2024 Yosemite Tuolumne Meadow Run 98M, 40M Tuolumne, CA An impressive network of trails weaves seamlessly through high passes, topaz lakes and cascading rivers. July 10-14, 2024.
07/13/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Park Run takes place every Saturday at 8:00am. Please come along and join in whatever your pace!
07/13/2024 Davis Moonlight Race 10M, 10K, 5K Davis, CA This is a fun and festive evening event with an energetic atmosphere and great running/walking routes.
07/13/2024 Dirty Dozen and Half Dozen Endurance Run 12H, 6H, 3H Pinole, CA Join us at Point Pinole Regional Shoreline for a different kind of race! From 7:00 am to 7:00 pm, the running party won't stop with 12 hour, 6 hour and 3 hour races going on.
07/13/2024 Lookin' for a Cure 5K Palo Alto, CA Lace up your sneakers and make your mark in the fight against ocular melanoma! This heart-pumping event kicks off bright and early.
07/13/2024 Salt Point Trail Run 50K, 26K, 15K, 9K Jenner, CA The Salt Point Trail Run provides a festive atmosphere for all to celebrate. These pristine and historic trails should be on every trail runner and ultra-marathoner bucket list.
07/13/2024 San Lorenzo River Trail Run 50K, 26.2M, 30K, 13.1M, 10K Santa Cruz, CA Run through 300 foot tall, 1500 year-old Coastal Redwoods, lush stream canyons, open meadows, pine and oak forests, and high dry chaparral-covered ridges.
07/17/2024 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neightborhood and the Presidio.
07/20/2024 Bad Bass Half Marathon 13.1M, 10K, 5K Castro Valley, CA Whatever the Bad Bass is doing here, we hope you'll join us for fun at beautiful Lake Chabot Marina in Castro Valley.
07/20/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Park Run takes place every Saturday at 8:00am. Please come along and join in whatever your pace!
07/20/2024 Napa to Sonoma Wine Country Rose' 5K 5K Napa, CA Start your destination weekend off with a very special 5K on Saturday morning.
07/21/2024 Big Chief 50K 50K Truckee, CA The Big Chief 50K trail race is a loop course on a mix of single track and fire road in the scenic forests between Lake Tahoe and Truckee.
07/21/2024 Christmas in July 5K 5K Fresno, CA Run with Santa Claus down shaded Christmas Tree Lane in JULY! YEP!! HoHoHo! No Joke! Join Santa in July and see what he has in store for you!
07/21/2024 Napa to Sonoma Wine Country Half Marathon 13.1M Napa, CA This popular race features a fast and scenic course starting at the winery and finishing in historic Sonoma Plaza.
07/22/2024 Badwater 135 135M Badwater, CA Covering 135 miles non-stop from Death Valley to Mt. Whitney, CA, the STYR Labs Badwater® 135 is the most demanding and extreme running race offered anywhere on the planet.
07/24/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
07/27/2024 Byxbee Park Run 5K Palo Alto, CA Byxbee Park Run takes place every Saturday at 8:00am. Please come along and join in whatever your pace!
07/27/2024 Lost Sierra Endurance Race 100K, 50K Downieville, CA This is a thrilling endurance experience set against the stunning backdrop of the Sierra Buttes in Downieville.
07/27/2024 Miguel Reyes Elite Fun 5K 5K Fresno, CA A FUN competitive race in memory of a great person, runner and friend, Miguel Reyes from Fresno. Join his family, friends and coworkers in the 5K.
07/27/2024 San Francisco 5K 5K San Francisco, CA The 5K Waterfront Race features a flat, fast course that is perfect for racing with friends or walking with a stroller or family dog.
07/27/2024 San Francisco Ultramarathon 52.4M San Francisco, CA Running two marathons in San Francisco is a challege for the bold. Along the way you will take in breathtaking views of the Golden Gate Bridge, the San Francisco Bay anf Fisherman's Wharf .
07/27/2024 The Great Shasta Rail Trail 50K, 30K, 10K McCloud, CA This is a relatively flat course with very nice footing. All distances are out and back. Beautiful crisp mountain air surrounds incredible views.
07/27/2024 We Run Richmond 5K 5K Richmond, CA We are still working on the final details but we do know that this is going to be our biggest and best We Run Richmond 5K ever!
07/28/2024 Blood, Sweat & Beers 10.5M, 5.9M Auburn, CA The Blood, Sweat and Beers Trail Run is nestled in the American River Canyon. The course has rocks, roots, lot’s of dirt, hills, and wildlife.
07/28/2024 LMJS Fourth Sunday Race - July 15K, 10K, 5K Oakland, CA The Fourth Sunday Runs are held every month (except March and June) on the fourth Sunday of the month.
07/28/2024 San Francisco Marathon 26.2M, 13.1M, 5K San Francisco, CA A running tour of everything San Francisco - Fisherman's Wharf, Golden Gate Bridge and Park, Haight Street, The Mission and AT&T Park.
07/28/2024 Wharf to Wharf Race 6M Santa Cruz, CA Each year, on the fourth Sunday in July, thousands of runners from across America and around the globe return to Santa Cruz, California for the annual six-mile race to Capitola-by-the-Sea.
07/31/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

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