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Race Calendar

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May 2024

Date Event Distance Location Description
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 City Beer Runs - Fort Point Valencia 5K, 10K San Francisco, CA Join us at Fort Point Beer Company's Valencia Street location! 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! Save $5 with coupon code SWEAT
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.

August 2024

Date Event Distance Location Description
08/03/2024 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock.
08/03/2024 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?
08/03/2024 Point Mariah Trail Marathon 26.2M Soda Springs, CA Point Mariah offers expansive views of the Granite Chief Wilderness, the Pacific Crest Trail.
08/03/2024 Rodeo Valley Trail Run 50K, 30K, 13.1M, 8K Sausalito, CA This trail race is comprised of steep pitches and lofty downhill sections as it undulates the beautiful Marin Headlands hills and coastline.
08/03/2024 Summer Breeze Half Marathon 13.1M, 10K, 5K San Leandro, CA Starting in the San Leandro Marina and running along the shoreline of the San Francisco Bay, you can expect great views and, with any luck, a gentle breeze to keep you cool.
08/03/2024 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.
08/03/2024 Truckee Half Marathon 13.1M, 5K Truckee, CA This Truckee Running event showcases the diverse beauty of sierra landscapes and gives runners a taste of our wonderful mountain town.
08/04/2024 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!
08/04/2024 Salmon Creek Beach Run 5M, 2M Salmon Creek State Beach, CA Post race picnicking encouraged (but no services or supplies will be provided).
08/04/2024 Skyline 50K 50K, 13.1M Castro Valley, CA Skyline is known as a great race for first-timers.
08/07/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
08/10/2024 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.
08/10/2024 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.
08/10/2024 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock.
08/10/2024 Headlands 50M Endurance Run 50M Sausalito, CA Welcome to the annual Headlands Endurance Runs featuring the 50M and Trail Marathon.
08/10/2024 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.
08/10/2024 Rodeo Beach Trail Run 50K, 30K Sausalito, CA Enjoy vistas of the Pacific Coast as you take a scenic tour of the spectacular Marin Headlands with views of San Francisco, Tiburon, the Golden Gate Bridge & California coastline.
08/11/2024 City Beer Runs 5K, 10K San Francisco, CA 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!
08/11/2024 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.
08/11/2024 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.
08/11/2024 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.
08/14/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
08/16/2024 Ragnar Trail Tahoe 125M Norden, CA Teams of 8 will test their limits on three amazing trails surrounded by breathtaking scenery.
08/17/2024 Alameda 10 Miler 10M Alameda, CA We are combining forces with Outfront Endurance and Island Running Festival to bring you a full slate of events.
08/17/2024 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.
08/17/2024 Beer City Slam 13.1M, 10K, 5K, 1M Fremont, CA Your races run through Quarry Lakes Regional Park and then out onto the SF Bay Trail and Alameda Creek Trails.
08/17/2024 Byxbee parkrun 5K Palo Alto, CA TBD. It is a 5km run - it's you against the clock.
08/17/2024 Island Running Festival 10M Alameda, CA We are excited to share that we have partnered with the Alameda 10 Miler to bring you a full weekend of events.
08/17/2024 Tamalpa Headlands 50K 50K Muir Beach, CA Tamalpa Headlands 50k is a demanding ultramarathon with approximately 6,500-feet of elevation gain.
08/18/2024 Island Running Festival 13.1M, 10K, 5K Alameda, CA The various distances will highlight several beautiful areas around the island from Alameda point and it’s many new running trails.
08/18/2024 San Francisco Giant Race 13.1M, 10K, 5K San Francisco, CA Choose between 5K, 10K, Half Marathon distances along the iconic San Francisco waterfront before crossing the finish line on the field at Oracle Park
08/21/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
08/24/2024 Byxbee parkrun 5K Palo Alto, CA TBD. It is a 5km run - it's you against the clock.
08/24/2024 MMRF Team for Cures - San Francisco TBD San Francisco, CA When you sign up for an MMRF Walk/Run event, you join nearly 30,000 participants across the country to accelerate a cure.
08/24/2024 Moonlight Madness 2M Shasta Lake, CA 2-Mile run/walk across Shasta Dam via the moonlight.
08/24/2024 Race for the Arts 5K Sacramento, CA TBD. Come out for the Race and stay for the Free Arts Festival, featuring: 5K Run/Walk and Kids Fun Runs.
08/24/2024 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.
08/24/2024 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.
08/24/2024 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.
08/24/2024 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.
08/25/2024 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.
08/25/2024 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA Fourth Sunday run.
08/25/2024 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!
08/28/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
08/31/2024 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.

September 2024

Date Event Distance Location Description
09/01/2024 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.
09/02/2024 Davis Labor Day Run 10K, 5K, 1M Davis, CA Make plans to kick off your Labor Day with a run or walk at our annual event. Entry includes a t-shirt, finisher medal and post-race pancakes.
09/03/2024 Sunset Through the Trees Fun Runs 4M, 2.5M Redding, CA This event takes place at LEMA Ranch.
09/04/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
09/07/2024 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.
09/07/2024 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.
09/07/2024 Climb to the Top TBD San Francisco, CA Show the stairs who is boss! It's your time to step up and step out in the open air at Oracle Park.
09/07/2024 Groves Trail Run 50K, 13.1M Loma Mar, CA The course will go through three parks. You will enjoy some late summertime running under the canopy in some of the largest groves in the world…this is The Groves!
09/07/2024 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.
09/07/2024 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.
09/07/2024 Run Sacramento 13.1M, 10K, 5K Sacramento, CA All paces and ages are welcome - Run or Walk! This is a stress free run to support you in achieving your goals! Timing optional.
09/08/2024 Annadel Loop 6.8M Annadel State Park, CA The Annadel Loop is a 6.75 mile run sponsored by the Empire Running Club. This is a challenging loop in the hills of Annadel State Park.
09/08/2024 Cal Tri Folsom Run 10K, 5K Folsom, CA Join us at the beautiful waters of Lake Natoma and enjoy a scenic run on American River Trails. FREE racing for young athletes at every event in our series.
09/08/2024 Delta Harvest Run 13.1M, 10K, 5K, 1M Brentwood, CA Courses are flat and fast and will appeal to athletes of all levels.
09/08/2024 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.
09/08/2024 Diplos Run Club 10K 10K San Francisco, CA Sign up now, grab your gear and join hundreds of enthusiasts in a celebration of health, happiness and the sheer joy of being active.
09/08/2024 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.
09/08/2024 Run Tiburon 13.1M, 10K, 5K Tiburon, CA The spectacular course provides natural beauty and breathtaking views of Mt. Tam, Golden Gate Bridge, Angel Island and Bay views with a boutique style emphasis on each participant.
09/10/2024 Sunset Through the Trees Fun Runs 4.3M, 2M Redding, CA This event takes place at Lake Redding Park.
09/11/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
09/14/2024 Berkeley Trail Adventure 50K, 35K, 13.1M, 10K Berkeley, CA Our Berkeley Adventure Run brings runners and walkers into two East Bay gems. Fabulous for all runners and even for those embarking on their first trail running event.
09/14/2024 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.
09/14/2024 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.
09/14/2024 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.
09/14/2024 Kern Cancer Run 5K Bakersfield, CA Come and be a part of this exciting challenge that allows you to raise funds and awareness for our local kids who are battling cancer... all while you are having fun!
09/14/2024 LSA's Run Home 10K, 5K Sunnyvale, CA Life Services Alternatives provide exceptional community living and programs for adults with developmental disabilities.
09/14/2024 South Hills Single Track Trail Run - Fall 50K, 26.2M, 16M, 13.1M, 9M, 10K, 5K, 1M 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!
09/15/2024 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!
09/15/2024 Crowley Lake Trail Run 10K, 5K, 1K Crowley Lake, CA TBD. The breathtaking views of the Crowley Lake Run offer something for everyone, but all are guaranteed to have a good time.
09/15/2024 Race to Slow the Pace 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.
09/15/2024 Shaver Lake Mile High Triathlon, 10K, 5K 10K, 5K Shaver Lake, 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.
09/15/2024 XTERRA Lake Tahoe 5K/10K 10K, 5K Tahoe, CA Hit the dirt in this classic trail run, loop a beautiful trail system featuring tall pines, aspen groves and creek crossings. Runners have the option of one lap for the 5K or two laps for the 10K.
09/15/2024 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!
09/18/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5km(ish) route through the Marina neighborhood and the Presidio.
09/20/2024 Mammoth Trail Fest 50K, 26K Mammoth Lakes, CA TBD. Donuts, dirt, and epic trail running across the top of California. Sept. 20-22, 2024.
09/21/2024 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.
09/21/2024 Donate Life Run/Walk 10K, 5K Fresno, 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.
09/21/2024 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.
09/21/2024 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.
09/21/2024 Newark Mile 4K Newark, CA The Newark Mile 4K is held each year in conjunction with Newark Days to celebrate the incorporation of the city.
09/21/2024 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.
09/21/2024 Rebel XC Challenge 6K Sacramento, CA The Rebel XC Challenge, sponsored by the River City Rebels, a Sacrmento-based club, will take place at Hoffman Park in Carmichael.
09/21/2024 Rocky Ridge Trail Half Marathon 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.
09/21/2024 Run with the Cops 5K 5K Sacramento, CA Starts in Old Sacramento, features a course along the Sacramento River and is a benefit for Law Enforcement Chaplaincy Sacramento and the Sacramento Police K-9 Association.
09/22/2024 Alameda Pint 10K, 5K Alameda, CA Alameda Pint is victory lap for runners who have taken part in the Series and a great day for everyone.
09/22/2024 Clo Cow Half Marathon 13.1M, 10K, 5K Petaluma, CA Our beautiful half marathon course will take you through rural Sonoma County farm country, over rolling hills where you will be cheered on by sheep, horses and of course our beloved moo-cows.
09/22/2024 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.
09/22/2024 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA The distances offered at this race are one, two and three times around Lake Merritt.
09/22/2024 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.
09/22/2024 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.
09/25/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
09/28/2024 Arnold Rim Trail Runs 37M, 22M, 13.1M, 10K Arnold, CA All courses will be marked in orange - we will use a combination of fluorscent orange ribbon and 21" steel wire irrigation flags for you to follow to make sure you are on course.
09/28/2024 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.
09/28/2024 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!
09/28/2024 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.
09/28/2024 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.
09/28/2024 HERS Breast Cancer Foundation Run/Walk 10K, 5K Fremont, CA Join us at Quarry Lakes Reginal Park as we run/walk to support Bay Area breast cancer survivors.
09/28/2024 Mt. Umunhum to Quicksilver Point to Point 50K, 26.2M, 25K San Jose, CA Introducing the ultimate trail running experience, an adventure that transcends boundaries. Embark on a breathtaking journey through rough, untamed beauty!
09/28/2024 Pacifica Summit Run 13.1M, 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!
09/28/2024 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.
09/28/2024 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!
09/28/2024 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.
09/28/2024 Smokey Bear Run 10K, 2M Bass Lake, CA The courses run on Road 222, which edges Bass Lake. Slightly rolling hills and pristine views of Bass Lake are in store for 10k and 2 Mile participants!
09/28/2024 Sunset & Cider Trail Races 50K, 13.1M, 5M Auburn, CA Join us for an unparalleled adventure at the Sunset & Cider Trail Races, where your favorite race awaits in the heart of American Canyon in Auburn.
09/28/2024 ZERO Prostate Cancer Run/Walk - Sacramento 5K, 1M Sacramento, CA Let's #ZERO out Prostate Cancer Together! Register and start fundraising today to support prostate cancer patients and families!
09/29/2024 Hot Pink Fun Run 10K, 5K, 1M Roseville, CA Join us in the "Fight Against Breast Cancer"! Gather your friends and family and enjoy a fun race, followed by pancakes, bubbles and brews…
09/29/2024 Spartan Trail - San Jose Trail Challenge 50K, 13.1M, 10K Saratoga, 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.

October 2024

Date Event Distance Location Description
10/02/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/05/2024 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!
10/05/2024 Frida Fun Run 5K, 2K Fresno, CA This race is also part of The Central Valley Runner of the Year Series.
10/05/2024 HDSA Team Hope 5K Fun Run 5K San Francisco, CA Join us for the San Francisco Team Hope 5K Walk & Fun Run along Crissy Field.
10/05/2024 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!
10/05/2024 Nor Cal Think Pink 5K 5K Redding, CA Help us RUN into October with one of our most popular events!
10/05/2024 Pink October 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.
10/05/2024 Rancho Hills 50K, 26.2M, 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.
10/05/2024 Rock 'n' Roll San Jose Half 5K San Jose, CA Welcome to Speed City, USA! Nicknamed after the legendary San Jose State track teams of the 60s, San Jose is all about speed.
10/05/2024 Star City San Bruno Mountain Half Marathon 13.1M Brisbane, CA Our race was dreamed up by runners who love the trails of San Bruno Mountain.
10/05/2024 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.
10/05/2024 Urban Cow 5K 5K Sacramento, CA Your favorite fall event, born and grazed in Sacramento, is back.
10/05/2024 Wild Wild West Marathon 50M, 50K, 26.2M, 10M Lone Pine, CA Run in the shadow of the High Sierra and through the Alabama Hills.
10/06/2024 Judgment Day Half Marathon 13.1M Bakersfield, CA This is a very scenic course.
10/06/2024 Lions Turtle Bay Run 13.1M, 10K, 2M Redding, CA We have runners from various parts of the country come to compete in the sport of running.
10/06/2024 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.
10/06/2024 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.
10/06/2024 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!
10/06/2024 Rock 'n' Roll San Jose Half 13.1M, 10K San Jose, CA Welcome to Speed City, USA! Nicknamed after the legendary San Jose State track teams of the 60s, San Jose is all about speed.
10/06/2024 Urban Cow Half Marathon 5K, 13.1M Sacramento, CA Your favorite fall event, born and grazed in Sacramento, is back.
10/09/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/12/2024 Alameda Pint 10K, 5K Alameda, CA TBD. Join us in Alameda Point, Alameda on the morning of the Beer City Festival for a run around the waterfront.
10/12/2024 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.
10/12/2024 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.
10/12/2024 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!
10/12/2024 Mt. Umunhum Trail Conquest 50K, 26.2M, 13.1M, 5K San Jose, CA This race starts at the Hacienda Entrance of Almaden Quicksilver Park.
10/12/2024 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.
10/12/2024 Ruth Anderson Memorial Endurance Run 100K, 50M, 50K San Francisco, CA Race HQ (bib#s, Start) : Lake Merced Blvd. & Sunset Blvd., San Francisco, CA.
10/13/2024 Big Steps for Little Friends 5K 5K San Francisco, CA NLF’s Big Steps for Little Friends 5K Run/Walk will be at Golden Gate Park.
10/13/2024 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.
10/13/2024 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.
10/13/2024 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.
10/13/2024 Lake Evans 5K/10K 10K, 5K Bakersfield, CA 5K & 10K Run/Walk.
10/13/2024 Run by the Sea 13.1M, 12K, 4K Santa Cruz, CA This unique Half, 12K run, and 4K run/walk meanders along the gorgeous coastal bluffs of California's Central Coast in Santa Cruz and consists mostly of flat, packed dirt trails.
10/13/2024 Run for Education 10K, 5K San Ramon, CA Come for the Run, Stay for the Fun.
10/13/2024 Run for Vision 5K 5K San Francisco, CA Join us at the Run for Vision 5K in October for a great race.
10/13/2024 Scarecrow 2.0 2 Mile Race 10K, 2M Exeter, CA What a great way to kick off cooler weather and run on our new course from Exeter city park through downtown and amongst the scarecrows.
10/16/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/18/2024 Lake Tahoe Marathon Weekend 72M, 52.4M, 26.2M, 13.1M South Lake Tahoe, CA October 18-20, 2024.
10/18/2024 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.
10/19/2024 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!
10/19/2024 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.
10/19/2024 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.
10/19/2024 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.
10/19/2024 Donut Fun Run 5K Alameda, CA The Donut Fun Run will be a timed, donut-themed 5k race held at Alameda Point's Seaplane Lagoon Promenade.
10/19/2024 Head for the Cure 5K - San Francisco 5K San Francisco, CA Join us for our annual Head for the Cure 5K - San Francisco as we raise funds, awareness, and hope for the San Francisco brain tumor community!
10/19/2024 John Wayne Grit Series - Lone Pine 13.1M, 10K Lone Pine, CA The run benefits John Wayne Cancer Foundation.
10/19/2024 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.
10/19/2024 Pinkathon Challenge for Breast Cancer 50K, 26.2M, 13.1M, 10M, 10K, 5K San Francisco, CA The Pinkathon will happen as both an In-Person Event on Saturday, October 19, 2024 and as a Virtual Challenge that you can do wherever you want during the month of October!
10/20/2024 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!
10/20/2024 Fresno Donut Run 5K Fresno, CA A fun Donut Themed 5k Run & Walk at Woodward Park!
10/20/2024 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.
10/20/2024 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!
10/20/2024 Lafayette Reservoir Run 10K, 5K, 2M Lafayette, CA The Run is the city’s most popular “family affair”.
10/20/2024 Lake Tahoe Marathon 26.2M South Lake Tahoe, CA TBD. Sunday's Marathon is the original Lake Tahoe Marathon , and is the 3rd marathon of the Triple Marathon.
10/20/2024 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.
10/20/2024 Phil Widener Empire Open 3.4M Santa Rosa, CA Rugged dirt trails, a bit of asphalt bike path, a few short hills, and some wicked competition.
10/23/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5K (ish) route through the Marina neighborhood and the Presidio.
10/26/2024 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.
10/26/2024 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!
10/26/2024 Miles for Migraine - San Francisco 5K San Francisco, CA This event is a fundraiser for Migraine & Headache Awareness, Treatment & Research.
10/26/2024 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!
10/26/2024 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.
10/26/2024 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.
10/26/2024 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.
10/27/2024 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!
10/27/2024 Dia De Muertos 5K 5K Clovis, CA Join us at this special celebration for "Dia de los Muertos"! Participants are encouraged to dress in their Dia de los Muertos make up and costumes!
10/27/2024 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).
10/27/2024 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!
10/30/2024 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