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Race Calendar

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June 2023

Date Event Distance Location Description
06/03/2023 Bubble Run - Sacramento 5K Sacramento, CA Get your sneakers, strollers, and sunglasses ready, it’s time for Bubble Run! Come find out for yourself why we call it good clean run.
06/03/2023 Byxbee parkrun 5K Palo Alto, CA TBD. Every Saturday at 8:00am.
06/03/2023 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.
06/03/2023 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!
06/03/2023 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.
06/03/2023 Mississippi Bar Trail Run 5K Fair Oaks, CA Annual trail run through the wetlands, oaks and single track on the north shore of Lake Natoma.
06/03/2023 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.
06/03/2023 Redding Health Expo Run 5M, 2.5M Redding, CA Prior to the opening of the Redding Health Expo come run/walk with us.
06/03/2023 Stow Lake Stampede 5K San Francisco, CA The Stow Lake Stampede is a fun and exciting 5K/Kids’ Mile race* that the Impalas hold in Golden Gate Park every spring.
06/03/2023 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!
06/03/2023 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!
06/04/2023 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!
06/04/2023 Lake Chabot Trail Challenge 13.1M, 5K Castro Valley, CA The half marathon course is a scenic, hilly loop, mainly on dirt fire roads.
06/04/2023 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.
06/04/2023 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.
06/04/2023 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.
06/07/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
06/07/2023 Lost Coast 3 day Stage Run 60M Fortuna, CA The Lost Coast is the remotest trail on the Aspire calendar. Logistics for us are a bear, which translates to incredible vistas and ocean side camping for runners.
06/10/2023 Byxbee parkrun 5K Palo Alto, CA Every Saturday at 8:00am.
06/10/2023 Cinderella Trail Run 50K, 26.2M, 30K, 13.1M, 5M Oakland, CA The course travels through beautiful Redwood Regional Park.
06/10/2023 Cool Moon Trail Runs 100M, 100K, 50M, 25M Cool, CA The Heat 100-Mile Endurance Run of Northern California.
06/10/2023 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!
06/10/2023 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.
06/11/2023 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.
06/11/2023 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.
06/11/2023 Lake Merced 4.5M San Francisco, CA Run one clockwise loop around the lake staying entirely on jogging/pedestrian path.
06/14/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
06/16/2023 Tahoe 200 Running Festival 200M Homewood, CA The Tahoe 200 is an incredible journey around the largest alpine lake in North America. The route circumnavigates the sparkling, clear blue waters of Lake Tahoe.
06/17/2023 Byxbee parkrun 5K Palo Alto, CA Every Saturday at 8:00am.
06/17/2023 Headwaters Trail Run 50K, 30K, 10K Mt. Shasta, CA These three scenic trail runs are named after the headwaters of the Sacramento River.
06/17/2023 Huntington Lake China Peak 10K, 5K Lakeshore, CA This event features a lake swim in Huntington Lake, a challenging road bike course, and a ‘high altitude’ run finishes the race.
06/17/2023 SF One 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!
06/18/2023 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.
06/18/2023 Father's Day Run/Walk 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.
06/18/2023 Rainbow Falls 5K 5K San Francisco, CA Start/Finish: JFK Dr. & Transverse Dr.
06/21/2023 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neighborhood and the Presidio.
06/24/2023 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.
06/24/2023 Byxbee parkrun 5K Palo Alto, CA TBD. Every Saturday at 8:00am.
06/24/2023 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!
06/24/2023 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.
06/25/2023 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.
06/28/2023 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neightborhood and the Presidio.

July 2023

Date Event Distance Location Description
07/01/2023 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!
07/01/2023 Zoom Firecracker 13.1M, 10K, 5K Fremont, CA The course follows the popular Alameda Creek Trail. In an effort to reduce waste and litter, we hope to have your assistance in going cupless.
07/04/2023 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.
07/04/2023 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.
07/04/2023 Bay 2 Bankers 5K, 10K 10K, 5K San Francisco, CA TBD. Annual Bay to Bankers event in the heart of San Francisco.
07/04/2023 Folsom Firecracker 10K, 5K, 2M Folsom, CA Join us for the Annual Folsom Firecracker. It is a great way to kick off Independence Day.
07/04/2023 Kenwood Footrace 10K, 3K Kenwood, CA This event holds the distinction as the oldest running 10K footrace in California. This event is subject to selling out so register early!
07/04/2023 Moraga 4th of July Run 5M, 2M Moraga, CA TBD.
07/04/2023 Morgan Hill Freedom Run 5K, 1M Morgan Hill, CA 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.
07/04/2023 Run 4 Hunger 10K, 5K Elk Grove, CA This is an event for everybody in the family! Strollers and dogs are welcome.
07/04/2023 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.
07/04/2023 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.
07/04/2023 Yosemite Backcountry Multi-day Running Tour 100M Mariposa, CA Yosemite needs no introduction. You are guaranteed an immersive and comprehensive Yosemite experience. All you have to bring is your running kit and your fitness.
07/05/2023 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neightborhood and the Presidio.
07/07/2023 Ragnar Trail Tahoe 125M Norden, CA Relay. Teams will test their limits, relay-style, on three amazing trails with some incredible scenery that will take your breath away.
07/08/2023 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!
07/08/2023 Mud Factor - Livermore 5K Livermore, CA 5k obstacle run.
07/08/2023 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.
07/09/2023 Rock the Loch Challenge 13.1M, 10K, 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!
07/11/2023 Yosemite Backcountry Multi-day Running Tour 100M Mariposa, CA Yosemite needs no introduction. You are guaranteed an immersive and comprehensive Yosemite experience. All you have to bring is your running kit and your fitness.
07/12/2023 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neightborhood and the Presidio.
07/15/2023 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!
07/15/2023 Davis Moonlight Race 13.1M, 10K, 5K Davis, CA This is a fun and festive evening replete with lots of cool glow in the dark themed race items, an energetic atmosphere and great running/walking routes.
07/15/2023 Napa to Sonoma Wine Country Rose' 5K 5K Napa, CA Start your distination weekend off with a very special 5K on Saturday morning.
07/15/2023 San Lorenzo River 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.
07/16/2023 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.
07/16/2023 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.
07/18/2023 Yosemite Backcountry Multi-day Running Tour 100M Mariposa, CA Yosemite needs no introduction. You are guaranteed an immersive and comprehensive Yosemite experience. All you have to bring is your running kit and your fitness.
07/19/2023 Fog City Run 5K San Francisco, CA The Fog City Route is a hilly 5k (ish) run through the Marina Neightborhood and the Presidio.
07/22/2023 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!
07/22/2023 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!
07/22/2023 Kirkwood Thunder Mountain Trail Challenge 50K, 26.2M, 18.8M, 13.1M, 10K, 5K Kirkwood, CA This course is extremely challenging. If you like the High Sierra and you are in for an incredible challenge, please come and play on Thunder Mountain.
07/23/2023 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 (to keep you on your toes or on your face), lot’s of dirt, hills, and wildlife.
07/23/2023 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.
07/23/2023 San Francisco Marathon 52.4M, 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.
07/23/2023 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.
07/26/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
07/29/2023 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!
07/29/2023 Night Nation Run Bay Area 5K Berkeley, CA The Night Nation Run is the World’s first Running Music Festival the ultimate blend of a Music Festival and a Fun Run.
07/29/2023 Truckee Half Marathon 13.1M, 5K Truckee, CA The Truckee Half Marathon truly showcases the majestic and diverse beauty of Truckee.
07/30/2023 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.
07/30/2023 Pear Fair Run 10M, 5M Courtland, CA TBD. The 5 and 10 Mile Country Runs are through local pear orchards and vineyards. Please be aware that there are beehives in the vicinity of the courses. After the run, stay for the fun.

August 2023

Date Event Distance Location Description
08/02/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
08/05/2023 Angel 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.
08/05/2023 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock.
08/05/2023 Hell of a Half Marathon 13.1M Exeter, CA Yes the course is challenging, the weather is hot, but what else would you expect at The Hell of Half Marathon?
08/05/2023 Kirkwood's Ultras 100K, 46M, 50K, 25K Kirkwood, CA The course starts at the Kirkwood Red Cliffs Day Lodge and runs on pavement for around 0.2 miles leading to a single track trail, then from there it is all single track going up.
08/05/2023 Muddy Dash - Bay Area 5K Pleasanton, CA Get as muddy as possible as you navigate our obstacle course.
08/05/2023 Point Mariah Trail Marathon 26.2M Soda Springs, CA Point Mariah offers expansive views of the Granite Chief Wilderness, the Pacific Crest Trail.
08/05/2023 Susan B Anthony Women's 5K 5K Sacramento, CA Founded in 1976, the Susan B. Anthony (SBA) 5k offers something for both competitive and casual runners alike.
08/05/2023 We Run Richmond 5K 5K Richmond, CA Let's keep Richmond Moving Forward!
08/06/2023 Golden Gate Double 8K Adventure Run 8K, 5K, 3K San Francisco, CA It offers unparalleled views of the Golden Gate Bridge for more than 80% of the course!
08/06/2023 Skyline 50K 50K, 13.1M Castro Valley, CA Skyline is known as a great race for first-timers.
08/09/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
08/12/2023 Bear Creek 13.1M, 10K, 5K Lafayette, CA If you are looking for a super-fast, flat, easy course to set a personal record, you are probably in the wrong place.
08/12/2023 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock.
08/12/2023 Marlette Lake Tahoe 50K, 10M Lake Tahoe, CA The Marlette 50K is a truly adventurous romp through some of planet earths most scenic and challenging trails.
08/12/2023 Muddy Dash - Sacramento 5K Sacramento, CA Get as muddy as possible as you navigate our obstacle course.
08/12/2023 Redwood (Summer) Trail Run 50K, 26.2M, 30K, 13.1M, 5M Oakland, CA The course travels through beautiful Redwood Regional Park. Enjoy the spectacular views along the East Ridge and West Ridge trails and wind through tall redwoods.
08/13/2023 City Beer Runs - 5K, 10K San Francisco, CA Forget about PRs and mile split times, throw out the headaches that come with overcrowded and overpriced races and get ready to enjoy running for the pure endorphin generating machine that it is! Our brewery runs start at a local brew house and work their way through city streets before ending back at the host watering hole for a post run social and raffle!
08/13/2023 Humboldt Bay Marathon 26.2M, 13.1M, 5K, 1M Eureka, CA The Humboldt Bay Area combines spectacular scenery with the perfect climate for year-round running.
08/13/2023 SAR Wild Run 13.1M, 10K, 5K Shaver Lake, CA Join the hundreds of people supporting Fresno County Search and Rescue with a race in the beautiful Sierra Nevada mountain range.
08/16/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
08/19/2023 Byxbee parkrun 5K Palo Alto, CA TBD. It is a 5km run - it's you against the clock.
08/19/2023 Sly Park Lake Trail Run 50K, 26.2M, 18M, 13.1M, 8.5M, 10K, 5K Pollock Pines, CA This event is held at the Sly Park Recreation Area in Pollock Pines, and it’s held under special use permit with the El Dorado National Forest.
08/19/2023 Tough Mudder - Sonoma 15K, 5K Sonoma, CA Tough Mudder is more than a mud run - it's an epic teamwork experience.
08/20/2023 Tough Mudder - Sonoma 10K, 5K Sonoma, CA Tough Mudder is more than a mud run - it's an epic teamwork experience.
08/23/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
08/26/2023 Almaden Hills Trail Run 50K, 26.2M, 13.1M, 8M, 10K, 5K San Jose, CA TBD. Set in Almaden Quicksilver park. Run in the beautiful hills of Almaden Valley.
08/26/2023 Byxbee parkrun 5K Palo Alto, CA TBD. It is a 5km run - it's you against the clock.
08/26/2023 Moonlight Madness 2M Shasta Lake, CA 2-Mile run/walk across Shasta Dam via the moonlight.
08/26/2023 Santa Rosa Marathon - 10K/5K 10K, 5K Santa Rosa, CA Join thousands of runners across four race distances and experience the pastoral beauty of late summer in Sonoma County.
08/26/2023 Walt Stack DSE Double Dipsea 13.7M Stinson Beach, CA First held in 1970, the Walt Stack DSE Double Dipsea is a not just another tough trail run. It's a sadistically designed race, intended to test your patience and perseverance.
08/27/2023 Good Dog - Dirty Dog 5K/10K 10K, 5K Granite Bay, CA This event is for walkers, runners, and their dogs! We are excited to offer this event for athletes and their dogs and hope everyone has a fun time.
08/27/2023 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA Fourth Sunday run.
08/27/2023 Santa Rosa Marathon 26.2M, 13.1M Santa Rosa, CA Treat yourself to scenic miles through dazzling vineyards and pastoral beauty along mostly flat courses in beautiful Sonoma County!
08/30/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

September 2023

Date Event Distance Location Description
09/02/2023 Byxbee Park Run 5K Palo Alto, CA A free, fun and friendly weekly 5K community event. Walk, jog or run. We all participate for our own enjoyment. Please come along and join whatever your pace.
09/02/2023 She Rocks the Trails 10K, 25K Auburn, CA We're celebrating YOU…... the woman runner! The strong, beautiful, confident woman you are. And we KNOW that you Rock the Trails.
09/03/2023 Annadel Loop & Loop de Loop Trail Races 14M, 7M Annadel State Park, CA
09/03/2023 Crystal Springs Run 50K, 26.2M, 35K, 13.1M, 8K Woodside, CA Experience the towering redwoods, lush ferns and beautiful trails through Hubbart Park, King's Mountain and Bear Gulch.
09/05/2023 Sunset Through the Trees Fun Runs 5.8M, 2.3M Redding, CA Lake Redding Park
09/06/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
09/09/2023 Byxbee Park Run 5K Palo Alto, CA A free, fun and friendly weekly 5K community event. Walk, jog or run. We all participate for our own enjoyment. Please come along and join whatever your pace.
09/09/2023 China Peak Running Festival 100K, 50K, 25K, 10K Lakeshore, CA Join us in the Western Sierra Range for an ultra mountain trail run. This is a big time race course that will satisfy runners of every level.
09/09/2023 Donate Life Run/Walk 10K, 5K San Ramon, CA Together, we can save and heal more lives! One by one, together, we have the power to give hope to the men, women and children waiting for a second chance at life.
09/09/2023 Graniterock River Run 5K, 1M Hollister, CA The River Run describes the unique experience that awaits you as you meader through a working sand and gravel quarry.
09/09/2023 Mendocino Running Festival 12H, 6H, 13.1M, 10K Mendocino, CA A full weekend of fun awaits runners of all distances, along with plenty of activities for the entire family.
09/09/2023 Oaktown Half Marathon 13.1M, 5K Oakland, CA Our reimagined social courses continue! We're launching a beer festival, featuring 13 local breweries! One taste for every mile!
09/09/2023 Stevens Creek Striders Reservoir 13.1M, 10K, 2.4M Cupertino, CA This run is a wonderful introduction to trail running for road runners, yet it promises to be challenging enough for the most experienced trail and ultra runners.
09/10/2023 Buffalo Stampede 10M, 4M Sacramento, CA The Buffalo Stampede 10-Mile Run/Walk, the race that kicked off Sacramento’s road-racing tradition, is over forty years old!
09/10/2023 Delta Harvest Run 13.1M, 10K, 5K, 1M Brentwood, CA Courses are flat and fast and will appeal to athletes of all levels.
09/10/2023 Diablo Trail Race 50K, 26.2M, 13.1M, 10M, 4M Clayton, CA Mount Diablo provides spectacular views of San Francisco Bay Area and surrounding valleys. The 4 mile course is flat and fast. The longer events are mountainous and very scenic.
09/10/2023 Fiesta 10K 10K, 1M Fresno, CA Come and celebrate Mexican Independence Day at this unique event! Challenge yourself and do a DOUBLE RUN!! Yes, do the MILE followed by the 10K.
09/13/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
09/16/2023 Byxbee Park Run 5K Palo Alto, CA A free, fun and friendly weekly 5K community event. Walk, jog or run. We all participate for our own enjoyment.
09/16/2023 Dusty Bottom Beer Mile 1M Modesto, CA Each competitor drinks four cans of beer and runs four laps.
09/16/2023 Emerald Bay Trail Run 7.5M South Lake Tahoe, CA Carved by ancient glaciers, Emerald Bay offers unequaled scenic trail running.
09/16/2023 Newark Mile 4K Newark, CA TBD. The Newark Mile 4K is held each year in conjunction with Newark Days to celebrate the incorporation of the city.
09/16/2023 Redding Sunrise Rotary Mud Run 5K Redding, CA This is the muddiest run in Northern California! This fun course will challenge your body and your tolerance for getting downright dirty!
09/16/2023 South Hills Single Track Trail Run - Fall 50K, 26.2M, 16M, 13.1M, 9M, 10K, 5K San Jose, CA Our mission is to provide the most scenic, challenging and fun runs in California. Come run the Miner's Ghost Town and we promise you won't be disappointed!
09/16/2023 We Run Oakland: For Our Children 5K Oakland, CA Join DO & A Sista's Touch for our annual charity 5K to raise Human Trafficking Awareness.
09/16/2023 ZERO Prostate Cancer Run/Walk - Napa 5K, 1M Napa, CA We are #ZERO Strong Together! Register and start fundraising today to support prostate cancer patients and families!
09/17/2023 Mermaid Run San Francisco 10M, 10K, 5K San Francisco, CA Mermaid Series is building a welcoming community that inspires women from all backgrounds to experience the joy of crossing the finish line.
09/17/2023 One Mile 4 One Child 10K/5K Charity Run 10K, 5K, 1M San Jose, CA Experience the thrill of San Jose Valley Charity Running event.
09/17/2023 Race to Slow the Pace 5K 5K Lodi, CA The run will foster a connection to the land and the importance of slowing the pace of development to protect valuable farmland.
09/17/2023 Shaver Lake Mile High Triathlon, 10K, 5K 10K, 5K Fremont, CA The 5K run is on a combination of pavement and trails within Camp Edison - with a few steep hills. The 10K course is two loops of the 5K course.
09/20/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km(ish) route through the Marina neighborhood and the Presidio.
09/23/2023 Byxbee Park Run 5K Palo Alto, CA A free, fun and friendly weekly 5K community event. Walk, jog or run. We all participate for our own enjoyment. Please come along and join whatever your pace.
09/23/2023 Gold Rush Growler Trail Run 10M, 5K Granite Bay, CA This run starts at Granite Beach on Folsom Lake. The Gold Rush Growler features scenic single track courses along the shoreline.
09/23/2023 Lederhosen 5K 10K, 5K Olympic Village, CA Come out to Squaw Valley and start your Oktofest off with the Lederhosen. A super fun 5K in North Lake Tahoe to celebrate Oktofest.
09/23/2023 Mammoth Trail Fest 50K, 26K Mammoth Lakes, CA Donuts, dirt and epic trail running across the top of California! Three days of racing! Four days of community!
09/23/2023 Mt. Madonna Challenge 13.1M, 10K, 5K Gilroy, CA The Mt. Madonna Challenge began in 1975 by a hodge podge group of runners led by a gentleman with a passion for running, Bill Flodberg.
09/23/2023 Ride to Walk Endurance Race 48H, 24H, 100M, 12H, 6H Lincoln, CA The runs are over a .84 mile loop on a working horse ranch to benefit Ride to Walk. It is 99% dirt, with just a few feet of asphalt and concrete.
09/23/2023 Rocky Ridge 13.1M, 10K, 5K San Ramon, CA This is the race your momma warned you about! The half marathon cannot be described as "flat and fast" or "good for beginners" or with any other nice phrase.
09/23/2023 Run 4 The Miracle 5K, 2M Fresno, CA This event supports the Valley Children's Hospital Pediatric Trauma-Injury Prevention Program.
09/24/2023 Crowley Lake Trail Run 10K, 5K, 1K Mammoth Lakes, CA The breathtaking views of the Crowley Lake Run offers something for everyone, but all are guaranteed to have a good time.
09/24/2023 Honey Badger Half Marathon 13.1M, 10K, 5K Santa Venetia, CA The Badger's race takes place in China Lake State Park in Santa Venetia. Sign up now to receive your AWESOME race "woodallion" AND Lifestyle tee.
09/24/2023 Island Running Festival 13.1M, 10K, 5K, 1M Alameda, CA The Island Run Festival is a rebranding of the old Alameda Run Festival.
09/24/2023 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA The distances offered at this race are one, two and three times around Lake Merritt.
09/27/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
09/30/2023 Big Sur Trail Marathon 26.2M, 13.1M, 5M Big Sur, CA Along the route you'll see some of the most amazing views that the California coastline has to offer.
09/30/2023 Byxbee Parkrun 5K Palo Alto, CA A free, fun, and friendly weekly 5k community event. Walk, jog, run, volunteer or spectate – it's up to you!
09/30/2023 Dick Collins Firetrails 100K, 50M, 26.2M Castro Valley, CA These races are run on the famous trails of the East Bay in the San Francisco Bay Area. Join us for some beautiful courses.
09/30/2023 Feat to the Beach 200M Relay 200M Fresno, CA From the Central Valley to the sea, the Feat to the Beach Relay will provide you with 200+ miles of great memories.
09/30/2023 Great Trail Race 21K, 18K Tahoe City, CA The Great Trail Race is an epic point to point route between Truckee and Tahoe City, CA that you can either Ride or Run.
09/30/2023 Pacifica Summit Run 50K, 30K, 10K Pacifica, CA Do you want to know what the view looks like from the tallest mountain on the upper San Francisco Peninsula? Then look more further than the Pacifica Trail Run!
09/30/2023 Pincushion Hill Climb 1M Friant, Ca 1 Mile! Straight Up! This will be a chip timed hill climb starting at the San Joaquin River Trailhead and finishing at the top of Pincushion Mountain.
09/30/2023 Ridge Rambler Half Marathon 13.1M Bridgeport, CA This is a POINT TO POINT COURSE!! The start line is not near the finish line but we will offer a shuttle from the finish back to the start.
09/30/2023 Rivalry Run 5K Tulare, CA The Rivalry Run is a fun event to raise money for Arts, Agriculture, Academics and Athletics! It is open to all age groups and meant to be competitive but fun!
09/30/2023 Rock 'n' Roll San Jose 5K 5K San Jose, CA The Rock 'n' Roll Running Series infuses music with running for a world-class experience that'll keep you moving for miles.
09/30/2023 Set Free Movement Freedom Run 5K Turlock, CA We do this event to raise awareness about human trafficking and what the Set Free Movement is doing to combat it and to raise funds for this cause.
09/30/2023 Spartan Trail - San Jose Trail Challenge 50K, 13.1M, 10K San Jose, CA Spartan has done a big jump into the trail running scene through Spartan Trail, creating and partnering with world class events for an outstanding experience.
09/30/2023 Superhero Run 5K Lodi, CA TBD. Save the date for September 30th at Lodi Lake!
09/30/2023 Urban Cow 5K 5K Sacramento, CA Some still call it Cowtown, but we call it Urban Cow, we want you to ramble out to Land Park and party in our pasture.

October 2023

Date Event Distance Location Description
10/01/2023 Lions Turtle Bay Run 13.1M, 10K, 2M Redding, CA This half marathon will take you across three different bridges crossing the Sacramento River.
10/01/2023 Napa Half Marathon 13.1M, 6.5M Napa, CA The Half Marathon and Quarter Marathon is nestled up in the rolling hills of east Napa.
10/01/2023 Peace Officer Memorial Run 13.1M, 5K, 1M Modesto, CA This race was developed to honor the police officers from Stanislaus County who were killed in the line of duty.
10/01/2023 Rock 'n' Roll San Jose 13.1M, 10K San Jose, CA Through the years, Rock ‘n’ Roll San Jose has become known as the most spirited course in the series, as well as California’s fastest half marathon.
10/01/2023 Urban Cow Half Marathon 13.1M Sacramento, CA Some still call it Cowtown, but we call it Urban Cow, we want you to ramble out to Land Park and party in our pasture.
10/04/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/07/2023 Bizz Johnson 50K, 26.2M, 13.1M, 10K Susanville, CA The Bizz Johnson Trail Marathon and 50K distances begin at Mason Station with an out and back on McCoy Road.
10/07/2023 Byxbee Parkrun 5K Palo Alto, CA A free, fun, and friendly weekly 5k community event. Walk, jog, run, volunteer or spectate – it's up to you!
10/07/2023 Frida Fun Run 5K, 2K Fresno, CA This race is also part of The Central Valley Runner of the Year Series.
10/07/2023 Historic Knights Ferry Run 13.1M, 10K, 5K Knights Ferry, CA Come enjoy the day running through historic Knights Ferry CA.
10/07/2023 Look Good Feel Good Race 26.2M, 13.1M, 10K, 5K San Leandro, CA Tie up your shoe laces and get back on the trail for the historic Look Good Feel Good San Leandro Marathon race for Awesome Cause!
10/07/2023 Pumpkin Run 5K Clovis, CA Run or walk along our scarecrow and pumpkin decorated course and earn your pumpkin and start a new family tradition!
10/07/2023 Rancho Canada del Oro Trail Challenge 30K, 13.1M, 8M, 10K, 5K Morgan Hill, CA This event is tucked away in the incredibly beautiful foothills of the South Bay Area, taking place fully in the Rancho Cañada del Oro Open Space Preserve.
10/07/2023 Run in the Redwoods 5k 5K Prairie Creek Redwoods State Park, CA Run in the Redwoods 2023 will take place Saturday, October 7th.
10/07/2023 Run with the Cops 5K 5K Sacramento, CA This 5K run/walk starts in Old Sacramento, features a course along the Sacramento River.
10/07/2023 Star City San Bruno Mountain Half Marathon 13.1M, 5K Brisbane, CA Our race was dreamed up by runners who love the trails of San Bruno Mountain.
10/07/2023 The Auburn Half Marathon 13.1M, 12K, 5K Auburn, CA A half marathon, 12K and 5K will take runners from the Auburn Overlook park, into Auburn State Recreation Area.
10/07/2023 Yuba Sutter Pink October Race for Awareness 5K 5K Yuba City, CA We still want to honor our survivors and celebrate those who have battled breast cancer along with other female forms of cancer.
10/08/2023 Humboldt Redwoods Marathon 26.2M, 13.1M, 5K Weott, CA This race is in Humboldt Redwoods State Park and the Half Marathon follows the second half of the iconic Avenue of the Giants Marathon course.
10/08/2023 Judgment Day Half Marathon 13.1M Bakersfield, CA This is a very scenic course.
10/08/2023 Nor Cal Think Pink 5K 5K Redding, CA Help us RUN into October with one of our most popular events!
10/08/2023 Vallejo Police Officer Memorial Run for Our Heroes TBD Vallejo, CA Hosted by the Vallejo Police Officers’ Association. Benefiting the Vallejo Police Activities League
10/11/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/13/2023 Lake Tahoe Marathon Weekend 72M, 52.4M, 26.2M, 13.1M South Lake Tahoe, CA Lake Tahoe Marathon +. October 13-15, 2023.
10/13/2023 Lake Tahoe Marathon: Nevada Half 13.1M South Lake Tahoe, CA The Nevada Half Marathon is a boutique down hill half marathon starting at the top of Spooner Summit, ending on the bike path on Lakeshore Drive.
10/13/2023 Run for Vision 5K 5K San Francisco, CA TBD. Join us at the Run for Vision 5K in October for a great race.
10/14/2023 Alameda Pint 10K, 5K Alameda, CA Join us in Alameda Point, Alameda on the morning of the Beer City Festival for a run around the waterfront.
10/14/2023 Belmont Water Dog Run 10K, 5K, 1M Belmont, CA Join us this year for what promises to be the biggest Belmont Water Dog Run ever.
10/14/2023 Bubble Run - Bay Area 5K Pleasanton, CA You can expect five kilometers (3.1 miles) of a bubbly, great time as you run, walk, dance, or even push a stroller through our fun run.
10/14/2023 Byxbee Parkrun 5K Palo Alto, CA A free, fun, and friendly weekly 5k community event. Walk, jog, run, volunteer or spectate – it's up to you!
10/14/2023 Cal-Neva Marathon 26.2M Lake Tahoe, CA The Cal-Neva Marathon is a boutique marathon limited 100 to a la carte runners. It is run as part of the Tahoe Triple.
10/14/2023 Colonel Allensworth 5K 5K Earlimart, CA The purpose of the "Colonel Allensowrth 5k Run/Walk for Health" is to raise support for the town of Allensworth, California.
10/14/2023 Lake Tahoe Marathon: Carnelian Bay Half 13.1M Lake Tahoe, CA This boutique half marathon course starts from Carnelian Bay and ends at Meadow Drive & H89.
10/14/2023 Run for the Cheese 10K, 5K Riverbank, CA A great Fall race with rolling hills and one of the few 10K courses in the area.
10/14/2023 Ruth Anderson Memorial Endurance Run 100K, 50M, 50K San Francisco, CA Race HQ (bib#s, Start) : Lake Merced Blvd. & Sunset Blvd., San Francisco, CA.
10/14/2023 Trail Run at Sly Park 50K, 26.2M, 18M, 13.1M, 8.5M, 10K, 5K Pollock Pines, CA This event is held at the Sly Park Recreation Area in Pollock Pines, and it’s held under special use permit with the El Dorado National Forest.
10/15/2023 City Beer Runs - Standard Deviant Brewing 10K , 5K San Francisco, CA City Beer Runs combines fully supported 5K and 10K runs with some of the best beer around to create one big run loving social event! Each run starts at a local brew house and works its way through city streets before ending back at the host watering hole for a post run social! Save $5 with coupon code SWEAT.
10/15/2023 Clo Cow Half Marathon 13.1M, 10K, 5K Petaluma, CA TBD. It will take you through rural Sonoma County farm country, over rolling hills where you'll be cheered on by sheep, horses & of course our beloved Moo-Cows.
10/15/2023 Half Moon Bay Pumpkin Run 13.1M, 10K, 5K Half Moon Bay, CA The world-famous Half Moon Bay Art & Pumpkin Festival is the season’s signature event, drawing hordes of visitors to the “World Pumpkin Capital” for an epic festival.
10/15/2023 Heart of Cool 13.1M, 10K, 5K Cool, CA Are you looking for a fun run for a great cause? If so, HoC 5k, 10k and half marathon is just what you are looking for!
10/15/2023 Lake Evans 5K/10K 10K, 5K Bakersfield, CA 5K & 10K Run/Walk.
10/15/2023 Lake Tahoe Marathon 26.2M South Lake Tahoe, CA Sunday's Marathon is the original Lake Tahoe Marathon , and is the 3rd marathon of the Triple Marathon.
10/15/2023 Omar's Dream Run 10K, 5K San Jose, CA All proceeds enable hospitalized and medically supervised children to attend school and stay connected with their teachers and classmates.
10/15/2023 Rock and Run 10K, 5K Aromas, CA Rock & Run describes the unique experience that awaits you as you meander through a 123 year-old, environmentally responsible, operational hard rock quarry.
10/18/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/21/2023 Byxbee Parkrun 5K Palo Alto, CA A free, fun, and friendly weekly 5k community event. Walk, jog, run, volunteer or spectate – it's up to you!
10/21/2023 California Gold Rush Trail Run 13.1M, 15K, 10K, 5K Coloma, CA All of the courses are a mix of very appealing singletrack dirt trails and a few paved areas.
10/21/2023 Diablo Summit Stomp 30K, 13.1M, 10K, 5K Coloma, CA Courses are all on dirt trails, heading out from Castle Rock park in Walnut Creek, heading into Mount Diablo State Park -- all the way to the summit for the 30K.
10/21/2023 John Wayne Grit Series - Lone Pine 13.1M, 10K Lone Pine, CA The run benefits John Wayne Cancer Foundation.
10/21/2023 St. Helena Harvest Festival 5K Fun Run 5K St Helena, CA Our annual St. Helena Hometown Harvest Festival takes place the 3rd Saturday of October.
10/21/2023 Willow Hills XC 5K Folsom, CA This 5k race is run in two loops of rolling hills around a water reservoir right next to Folsom High School.
10/22/2023 Cindy's Race 10K/6K 10K, 6K, 1K Santa Rosa, CA 1 in 8 women will be diagnosed with breast cancer in their lifetime. Cindy is a mother, a wife, a friend who received this diagnosis. So, we race.
10/22/2023 Cloverdale Vineyard Races 26.2M, 13.1M, 10K, 5K Cloverdale, CA Join us for our annual event, with all races in the vineyards near the historic Asti Winery!
10/22/2023 Fresno Donut Run 5K Fresno, CA A fun Donut Themed 5k Run & Walk at Woodward Park!
10/22/2023 Lafayette Reservoir Run 10K, 5K, 2M Lafayette, CA The Run is the city’s most popular “family affair”.
10/22/2023 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).
10/23/2023 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).
10/25/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/28/2023 Big Sur River Run 10K, 5K Big Sur, CA TBD. A beautiful loop course along the Big Sur River and the towering redwood trees of Pfeiffer Big Sur State Park.
10/28/2023 Byxbee Parkrun 5K Palo Alto, CA A free, fun, and friendly weekly 5k community event. Walk, jog, run, volunteer or spectate – it's up to you!
10/28/2023 Day of the Dead 5K 5K Fair Oaks, CA Celebrate with your family and friends – Spooky fun run with live music, performers, and amazing finisher medals!
10/28/2023 Miles for Migraine - San Francisco 5K San Francisco, CA This event is a fundraiser for Migraine & Headache Awareness, Treatment & Research.
10/28/2023 Monster Mash Dash Halloween Run 5K Fresno, CA This Halloween-themed annual race is a not to miss event and we guarantee you will experience a spooktacular fun time! Wear a Costume and be in our Costume Contest!
10/28/2023 Mt. Umunhum Trail Conquest 50K, 26.2M, 13.1M, 5K San Jose, CA This race starts at the Hacienda Entrance of Almaden Quicksilver Park.
10/28/2023 Napa Wine Country Marathon 26.2M, 13.1M, 10K Calistoga, CA Babbling streams will be your soundtrack as you challenge yourself on the lush singletrack within Bothe-Napa Valley State Park.
10/28/2023 Noyo Headlands Race 26.2M, 13.1M, 10K, 5K Fort Bragg, CA Enjoy some of the most remarkable scenery Northern California has to offer and have a great time running with your friends!
10/28/2023 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.
10/28/2023 Terrain Race - San Jose 5K San Jose, CA Get ready to jump, climb, navigate, roll and even crawl your way through about 3 miles of mother nature, mud and some of the best obstacles you'll ever face!
10/29/2023 Bakersfield Monster Mash Dash 5K Bakersfield, CA This Halloween-themed annual race is an event that you won't want to miss and we guarantee you will experience a spooktacular fun time!
10/29/2023 Marin County Half Marathon 13.1M, 10K, 5K San Rafael, CA Featuring several waterfront events from triathlon to half marathon, this is your endurance festival weekend!
10/29/2023 ZombieRunner Halloween 26.2M, 13.1M, 5M San Jose, CA Run in your best costume, send us a photo, and win prize!

November 2023

Date Event Distance Location Description
11/01/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
11/04/2023 Almaden Hills Run 50K, 26.2M, 21M, 13.1M, 8M, 10K, 5K San Jose, CA This event is set in Almaden Quicksilver Park, in the beautiful hills of Almaden Valley. In a nutshell: It's challenging and very fun. Volunteers get a free future race.
11/04/2023 Byxbee Parkrun 5K Palo Alto, CA What is Byxbee Parkrun? A free, fun and friendly weekly 5K community event. Join us every Saturday at 800a.m. in Byxbee Park.
11/04/2023 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.
11/04/2023 Rio Del Lago 100M Granite Bay, CA We are excited to have you join us for this 100 mile event. It offers a variety of terrains that novice and veteran runners will enjoy.
11/04/2023 San Luis Obispo Spartan Trifecta Weekend 50K, 21K, 1K Santa Margarita,CA This event is a Trifecta Weekend, giving racers the ability to complete a Trifecta (Sprint 5K, Super 10K & Beast 21K) in just one weekend.
11/04/2023 Woodside Trail Run 50K, 35K, 13.1M, 10K Woodside, CA This is a magical run on soft dirt trails along side lush ferns and a green landscape leaving you breathless with the desire to return soon after you finish.
11/05/2023 Dead Truck 15K, 35K, 50K 50K, 35K, 15K Cool, CA Dead Truck is back! The course has changed slightly. All distances climb up the infamous Goat Hill. Watch for more details.
11/05/2023 Golden Gate Half Marathon 13.1M, 5K San Francisco, CA For longtime locals and first-time visitors alike, this course provides an extraordinary look at San Francisco.
11/05/2023 Polo Field 5K 5K San Francisco, CA South Side of Polo Fields, Golden Gate Park
11/05/2023 Race Against PH 5K Palo Alto, CA A 5K (3.1 mile)/fun run event to raise funds for the fight against pulmonary hypertension (PH) a debilitating disease which affects the heart and lungs of children and adults.
11/05/2023 Run the Parkway 20M, 13.1M Sacramento, CA This event will include an approximately four mile untimed Nature Walk! Walkers may turn aound at any point.
11/05/2023 San Luis Obispo Spartan Trifecta Weekend 10K, 5K, 1K Santa Margarita,CA This event is a Trifecta Weekend, giving racers the ability to complete a Trifecta (Sprint 5K, Super 10K & Beast 21K) in just one weekend.
11/05/2023 Two Cities Marathon 26.2M, 13.1M, 10K, 5K Fresno, CA All start and finish activities will be located at beautiful Clovis Community College. This Boston qualifying marathon offers a scenic and truly flat course.
11/08/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
11/10/2023 Southwest Series 26.2M, 13.1M Nipton, CA We have a "no runner left behind" policy and we happily stay until the final finisher crosses the line. Walkers and strollers welcome.
11/11/2023 Byxbee Parkrun 5K Palo Alto, CA What is Byxbee Parkrun? A free, fun and friendly weekly 5K community event. Join us every Saturday at 800a.m. in Byxbee Park.
11/11/2023 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.
11/11/2023 Zero Prostate Cancer Run/Walk -Sacramento 5K, 1M Sacramento, CA We're #Zero Strong Together! Register for the Sacramento Run/Walk and start fundraising today to support prostate cancer patients and their families.
11/12/2023 McLaren Park Shelley Drive 5K 5K San Francisco, CA Two clockwise loops. Start at the Parking Lot located at 21 Shelley Drive.
11/12/2023 Monterey Bay Half Marathon 13.1M, 5K, 3K Monterey, CA The half marathon begins and ends in historic downtown Monterey, runs along Cannery Row and next to the Pacific Grove Shoreline.
11/12/2023 Tulare Santa Fe Trail-A-Thon 5K 5K Tulare, CA All sponsorships benefit this organization's high school scholarship program.
11/15/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
11/18/2023 Berkeley Family Fun Run 1K Berkeley, CA Kick off the fun community weekend by walking or running together before the expo opens.
11/18/2023 Bubble Run - Fresno 5K Fresno, CA Bubble Run is a family-friendly fun run where you are blasted with colorful, fluffy and eco-friendly foam as you run/walk to the finish line.
11/18/2023 Byxbee Parkrun 5K Palo Alto, CA What is Byxbee Parkrun? A free, fun and friendly weekly 5K community event. Walk, jog, volunteer or spectate. It's up to you! Join us every Saturday at 800a.m. in Byxbee Park.
11/18/2023 Captain's Winter Solstice Runaround 12H, 6H, 4H Modesto, CA Runners compete in 4-, 6-,or 12-hour events to see how many miles they can complete. Embrace the short days of fall and take on the Captain's Runaround.
11/18/2023 Davis Turkey Trot 13.M, 10K, 5K Davis, CA Enjoy a run/walk through Davis' residential neighborhoods and green belts.
11/18/2023 Falcon Crest Winter Trail Challenge 13.1M, 8.5M, 10K, 5K El Dorado Hills, CA The course follows the trails surrounding Jenkinson Lake through endless pine trees and buttery horse trails.
11/18/2023 Golden Gate Spartan Trail Classic 100K, 50K, 13.1M, 10K San Francisco, CA Zero obstacles! Our race is held in one of the most picturesque, natural environments in the U.S.
11/18/2023 Tierra Redonda Mountain Trail Run 48H, 24H, 21K, 10K Bradley, CA This event features a runnable 5km, 10km, 20km, 24 hour and 48 hour run on a 10km, 100% dirt, single track trail, loop course.
11/19/2023 Berkeley Half Marathon 13.1M, 10K, 5K Berkeley, CA Choose your race or better together -make a team! Thousands of runners will fill the streets to run this hometown favorite!
11/19/2023 Mori Point 5 Mile Run 5M Pacifica, CA Parking lot at the corner of San Marlo Way and Dondee Way.
11/22/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
11/23/2023 Bakersfield Turkey Day Run 5K, 1M Bakersfield, CA Start Thanksgiving Day off by starting or continuing a new family tradition at the Bakersfield Turkey Day Run on Thanksgiving morning!
11/23/2023 Concord California Turkey Trot 5K 5K Concord, CA This event benefits Loaves and Fishes of Contra Costa. The course includes varied terrain including grassy fields, park pathways and city streets.
11/23/2023 Marin Turkey Trot 10K, 5K, 1M Novato, CA Don't miss out on joining in the Bank of Marin Turkey Trot. Run before you feast! Register before the race sells out! Let's run!
11/23/2023 Moraga Country Club Turkey Trot 5K, 1.5M Moraga, CA Bring your family, bring your friends and enjoy the start of your Thanksgiving Day with the Annual MCC Turkey Trot Fun Run.
11/23/2023 Nitro Turkey Thanksgiving Run 10K, 5K San Pablo, CA Nitro Turrkey will be supporting the Food Bank of Contra Costa and Solano Counties.
11/23/2023 Oakland Turkey Trot 5K Oakland, CA Earn your days indulgence at the Oakland Turkey Trot on Thanksgiving morning!
11/23/2023 Santa Rosa Turkey Trot 5K Santa Rosa, CA The Turkey Trot is an out-and-back course along the Prince Memorial Greenway Trail. Check the website for "FAST" Turkey and "TINY" Turkey.
11/23/2023 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.
11/23/2023 Tri Valley Turkey Burn 10K, 5K Pleasanton, CA We're counting down to the Tri-Valley Turkey Burn! See you on Turkey Day!
11/23/2023 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!
11/24/2023 Run to Feed the Hungry 10K, 5K Sacramento, CA Join us Thanksgiving morning to celebrate with friends and family to raise awareness about food insecurities in our community.
11/25/2023 Byxbee Parkrun 5K Palo Alto, CA What is Byxbee Parkrun? A free, fun and friendly weekly 5K community event. Join us every Saturday at 800a.m. in Byxbee Park.
11/25/2023 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.
11/26/2023 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA The Fourth Sunday Runs are held every month except May (Tilden Tough Ten 2023) and June (Woodmonster!) on the fourth Sunday of the month.
11/29/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) 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