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Race Calendar

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September 2023

Date Event Distance Location Description
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.

December 2023

Date Event Distance Location Description
12/02/2023 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
12/02/2023 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.
12/02/2023 Death Valley Trail Marathon & Half Marathon 26.2M, 13.1M Death Valley National Park, CA This scenic wilderness trail run is on a gravel jeep road from Beatty, NV through the picturesque Titus Canyon, finishing in Death Valley.
12/02/2023 Midway Shelter Winter 5K 5K Alameda, CA Event takes place this year at the Harbor Bay Ferry Terminal in Alameda on Bay Farm Island and supports a great cause.
12/02/2023 Peacock Gap Trail Run 13.1M, 10K, 5K San Rafael, CA An extensive trail network will greet you with views of Mt. Tam, San Pablo Bay, and San Francisco Bay as you traverse twisting single-track trails, climbing up and over the peak.
12/02/2023 Reindeer Run 10K, 5K American Canyon, CA Join us with pre-race festivities beginning at 8am and a staggered start time, where you can run or walk on our stunning Wetlands trails.
12/02/2023 San Joaquin River Trail 100K, 50K Friant, CA Come out & run some of the best trails in the valley along Millerton Lake & the San Joaquin River. Both the 50k & 100k distances will challenge even the most experienced runners.
12/03/2023 California International Marathon 26.2M, 2.6M Sacramento, CA Our point-to-point, net downhill course has remained unchanged for 37 years, providing over 100,000 runners of all speeds the best chance to achieve their marathon goals.
12/03/2023 Fort to Fort 10K 10K San Francisco, CA Out & Back” – Complete 0.3m Great Meadows clockwise loop.
12/06/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/09/2023 12Ks of Christmas 12K, 2M Redding, CA Both races will start at 9am from Lake Redding Park.
12/09/2023 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
12/09/2023 Fresno Jingle Bell Run for Toys for Tots 5K Fresno, CA Each year the event welcomes 3,000+ participants and is fast becoming a family annual tradition and raising toys and cash for the Toys for Tots campaign.
12/09/2023 Hark The Herald Half Marathon 13.1M, 10K Tiburon, CA You'll fall in love with San Francisco all over again as you follow this hilly loop trail circumnavigating Angel Island.
12/09/2023 High Desert 50K Ultra & 30K 50K, 30K Ridgecrest, CA Loop course over rolling desert terrain on jeep roads, single track trails, and sandy washes.
12/09/2023 Jingle Bell Run - Sacramento 5K Sacramento, CA Be part of the original festive race for charity and signature Arthritis Foundation holiday event! Wear your favorite holiday attire and together, we’ll jingle all the way to a cure!
12/09/2023 Modesto Spirit of Giving 5K 5K Modesto, CA Gives back to the community.
12/09/2023 Summit Rock Half Marathon 13.1M, 10K, 5K Saratoga, CA Tucked away just outside Silicon Valley, Sanborn County Park features miles of single-track trails dappled with filtered light through lush canopy.
12/10/2023 Baker Beach 5K 5K San Francisco, CA Upon exiting lower Baker Beach parking lot, immediately turn left on Battery Chamberlin Rd and run up to and through upper parking lot
12/10/2023 City Beer Runs 10K, 5K San Francisco, CA Your classic City Beer Runs brewery run features a supported fun run from our host brewery and post-run social complete with a complimentary beer and the infamous CBR raffle!
12/10/2023 Hanukkah 8 Krazy Kilometers 8K, 2K Bakersfield, CA Runners, joggers and walkers of all ages are invited to the annual Hanukkah 8 Krazy Kilometers.
12/10/2023 Santa Hustle - Roseville 13.1M, 5K Roseville, CA It’s the MOST wonderful time of the year! So, find that Christmas spirit and join us.
12/10/2023 Visalia Jingle Bell Run for Toys for Tots 2M Visalia, CA Run/Walk our 5k Timed course or enjoy our 2 Mile Walk non-timed course through Mooney Park.
12/10/2023 ZombieRunner Quarry Lakes Run 26.2M, 30K, 13.1M, 10K, 5K Fremont, CA TBD. The course starts in the scenic Quarry Lakes Regional Recreation area and follows the popular Alameda Creek Trail up to the mouth of Niles Canyon.
12/13/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/16/2023 Bakersfield Jingle Bell Run for Toys for Tots 5K Bakersfield, CA The Jingle Bell Run will feature a Christmas designed Sweatshirts and Jingle Bells to all registered participants.
12/16/2023 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
12/16/2023 Last 10K & Final 2 Mile 10K, 2M Santa Rosa, CA TBD.
12/16/2023 Palo Alto Double 15K, 10K, 5K Palo Alto, CA Bring the whole family and enjoy our pre Christmas events. Everybody gets a Santa Hat and all finishers get a medal.
12/16/2023 Woodside Ramble 50K, 35K, 13.1M, 10K Redwood City, CA TBD. Distances of 10K, Half Marathon, 35K and 50K make for the perfect proving grounds for runners, and hikers, of all abilities.
12/17/2023 Krampus Cross Country 5K/10K 10K, 5K San Francisco, CA This one is special for a few reasons... It's the ONLY trail event/race taking place in SF. It's the ONLY event/race featuring Krampus (The Christmas Devil).
12/20/2023 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) through the Marina neighborhood and the Presidio.
12/23/2023 Byxbee parkrun 5K Palo Alto, CA It is a 5km run - it's you against the clock. Every Saturday at 8:00am.
12/24/2023 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA TBD. Participation ribbons are given to all runners and place ribbons are awarded to the top runners, both male and female in ten year age groups.
12/24/2023 Placerville's Holiday Jingle and Mingle Run 13.1M, 15K, 10K, 5K Placerville, CA This event is run on the El Dorado Trail in beautiful historic Placerville. The path is surrounded with beautiful oak trees, rolling hills, and incredible views.
12/24/2023 Rainbow Falls Holiday 5K 5K San Francisco, CA Start/Finish: JFK & Transverse Drive, Golden Gate Park
12/27/2023 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
12/30/2023 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
12/31/2023 New Year's One Day 24H, 100M, 12H, 6H San Francisco, CA Start the New Year running as far as you can or as little as you want. Sign up individually or as a team!
12/31/2023 Windmill 10K 10K San Francisco, CA Start/Finish: JFK Drive & Dutch Windmill in Golden Gate Park

January 2024

Date Event Distance Location Description
01/01/2024 Brazen New Year's Runs 13.1M. 10K, 5K Catro Valley, CA The sun is rising on January 1. Where will you be? Hitting the trails of Lake Chabot, of course.
01/01/2024 Kiwanis Resolution Run 5K/10K 10K, 5K Mountain View, CA Wake up late and still enjoy the late start of the race! Enjoy a great run in the park and the camaraderie of other runners and some post-race music and refreshments.
01/03/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/06/2024 Byxbee Parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
01/06/2024 Hacienda Hills Run (Winter) 50K, 26.2M, 30K, 13.1M, 9M, 10K, 5K San Jose, CA Located just outside of San Jose at the Almaden Quicksilver County Park, we are having a spectacular day of Northern California trail running.
01/06/2024 New Year's Duathlon & 5K 5K Granite Bay, CA The New Year's 5K Run/Walk is on a beautiful and fun course with nature trails and lake views. Not to be missed!
01/07/2024 Hot Chocolate 15K/5K 15K, 5K San Francisco, CA A chocolate lover's oasis waits at the post-race party! Celebrate your accomplishment with a finisher mug that includes fondue, dippables and our very own hot chocolate!
01/10/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/13/2024 Byxbee Parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
01/13/2024 Castle to Coast Fun Run 8.2M San Simeon, CA We are looking forward to seeing you at the start line for 8.2 miles of beautiful ocean views running on our well marked course.
01/13/2024 Rio Bravo Rumble 10K, 5K Bakersfield, CA It is time once again to lace up your shoes for the Rio Bravo Rumble. If you have been a part of this event before then you know that you are in for one heck of a good time.
01/14/2024 Crystal Springs (Winter) Trail Run 50K, 26.2M, 35K, 13.1M, 8K Woodside, CA Experience the towering redwoods, lush ferns, and beautiful trails through Huddart Park, King's Mountain and Bear Gulch.
01/14/2024 IPA Beer Run 12K, 5K Granite Beach, CA The IPA Trail Run features two courses, each with scenic lake views on well-marked single track trails.
01/14/2024 Redding Marathon 26.2M, 5K Redding, CA Enjoy a scenic journey down stream along the Sacramento River on paved running trails. Watch for bald eagles, osprey and other wildlife!
01/17/2024 Fog City Run 5K San Francisco, CA The course is a hilly 5km (ish) route through the Marina Neighborhood and the Presidio.
01/20/2024 Byxbee Parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
01/24/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
01/27/2024 Byxbee Parkrun 5k Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
01/27/2024 China Camp Challenge 13.1M, 10K, 5K San Rafael, CA The China Camp State Park courses have lots of single track trails to enjoy as well as views of the great landmarks of the Bay Area.
01/27/2024 Folsom Lake Sweetwater Trail Run 50K, 26.2M, 30K, 13.1M, 9M, 10K, 5K El Dorado Hills, CA This race is run on 95% single-track and 5% dirt road. The course primarily follows the South Side Trail.
01/27/2024 Gumby 10K & 5K 10K, 5K Granite Bay, CA This race features a beautiful trail course along the shores of Folsom Lake. It has plenty of aid stations and cheering volunteers and is well-marked.
01/27/2024 Race to the Flagpole 10K, 5K, 1M Livermore, CA This event is open to all ages and abilities. We host this event to encourage awareness and appreciation for fitness, as well as to foster community pride.
01/28/2024 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA All those interested in running, whether beginner, walker, jogger or competitive racer are welcome to join our monthly runs.
01/31/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

February 2024

Date Event Distance Location Description
02/03/2024 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
02/03/2024 Death Valley Marathon 26.2M, 13.1M, 10K Death Valley, CA Enjoy an out-and-back relatively flat course. You'll admire the beauty of the surrounding desert as you follow this paved run through the heart of Death Valley National Park.
02/03/2024 Frosty Fun Run 5.5M, 2M Redding, CA Races are on Saturday mornings at a different location each week.
02/03/2024 Golden Gate (Winter) 50K, 26.2M, 30K, 13.1M, 8K Sausalito, CA Enjoy vistas of the Pacific Coast and of the spectacular Marin Headlands with views of Tiburon, San Francisco and the Golden Gate Bridge.
02/03/2024 Mt. Umunhum Trail Conquest 50K, 26.2M, 30K, 13.1M, 7M, 5K San Jose, CA This race starts at the Hacienda Entrance of Almaden Quicksilver Park. The 30K, Trail Marathon, and 50K travel into the Sierra Azul Open Space Preserve.
02/04/2024 Kaiser Permanente San Francisco Half Marathon 13.1M, 10K, 5K San Francisco, CA A runners’ favorite for its scenery and value. Fast and certified course through San Francisco’s scenic Golden Gate Park.
02/07/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/10/2024 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
02/10/2024 Folsom Lake Point to Point Trail Half Marathon 13.1M Folsom, CA Come join us for a 95% single track 5% dirt road trail race alongside the beautiful Folsom Lake.
02/10/2024 Frosty Fun Runs 4M, 2.5M Redding, CA Races are on Saturday mornings at a different location each week.
02/14/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/17/2024 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
02/17/2024 Frosty Fun Runs 4M, 2.4M Redding, CA Races are on Saturday mornings at a different location each week.
02/21/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.
02/24/2024 Beer City Half Marathon 13.1M, 10K, 5K Santa Rosa, CA Kick off Beer City Festival with a run along Santa Rosa Creek. Half marathon, 10k, and 5k with fine regional beers and kombucha to taste at the finish.
02/24/2024 Byxbee parkrun 5K Palo Alto, CA Byxbee parkrun takes place every Saturday at 8:00am.
02/24/2024 Frosty Fun Runs 4.3M, 2M Redding, CA Races are on Saturday mornings at a different location each week.
02/24/2024 Montara Mountain Trail Run 50K, 26.2M, 20M, 13.1M, 10K Pacifica, CA Montara Mountain features the only undisturbed Coastal Mountain Habitat found over 100 miles of coastline.
02/24/2024 Salmon Falls 50K 50K Coloma, CA The Salmon Falls 50K is a point to point ultra distance trail race.
02/24/2024 Silver Moon Race: Paso Robles 100M, 10K, 2M, 24H, 12H, 6H Paso Robles, CA Experience running through a beautiful scenic vineyard, starting before sunset going under the vibrant full moon night, and into the sunrise.
02/25/2024 LMJS Fourth Sunday Race 15K, 10K, 5K Oakland, CA All those interested in running, whether beginner, walker, jogger or competitive racer are welcome to join our monthly runs.
02/28/2024 Fog City Run 5K San Francisco, CA A hilly 5km(ish) route through the Marina neighborhood and the Presidio.

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