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California

running & multisport races

Muir Woods Mountain Challenge 10K, Half, 30K
Trail Running
Jul 12, 2025
Marin
Brian Waterbury Memorial Rock to Pier Fun Run and Half Marathon
Road Running
Jul 12, 2025
Morro Bay
The Peak 50k/Marathon/Half Marathon
Trail Running
Jul 12, 2025
Julian
San Lorenzo River Trail Run
Trail Running
Jul 12, 2025
Santa Cruz
Bad Bass
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Jul 19, 2025
Castro Valley
Napa-to-Sonoma Wine Country Half Marathon
Road Running
Jul 20, 2025
Napa
San Francisco Marathon
Road Running
Jul 26, 2025
San Francisco
Donner Lake Triathlon Kids
Triathlon / Multisport
Jul 26, 2025
Truckee
Donner Lake Triathlon Sprint
Triathlon / Multisport
Jul 26, 2025
Truckee
Donner Lake Triathlon Olympic/Half/Du/Aqua
Triathlon / Multisport
Jul 27, 2025
Truckee
Truckee Half Marathon
Trail Running
Aug 2, 2025
Truckee
Camarillo Marathon, Half Marathon, 5k, 10k
Road Running
Aug 3, 2025
Los Angeles
Gaslamp Run 5K/10K
Road Running
Aug 3, 2025
San Diego
Rodeo Valley 8K, Half, 30K, 50K
Trail Running
Aug 3, 2025
San Francisco
Camarillo Marathon
Road Running
Aug 3, 2025
Camarillo
Skyline 50K Endurance Run
Trail Running
Aug 3, 2025
Castro Valley
Mt. Madonna Challenge
Trail Running
Aug 9, 2025
Gilroy
Humboldt Bay Marathon
Road Running
Aug 10, 2025
Humboldt
Hermosa Beach Triathlon
Triathlon / Multisport
Aug 10, 2025
Hermosa Beach
Beer City Quarry Lakes Fremont
Road Running
Aug 15, 2025
Fremont
June Lake Triathlon
Triathlon / Multisport
Aug 16, 2025
Mammoth Lakes
Redwood (Summer) Trail Run
Trail Running
Aug 16, 2025
Oakland
Beer City Half SLAM
Road Running
Aug 16, 2025
Fremont
Run for Mental Health 5K/10K/13.1 SAN FRANCISCO
Road Running
Aug 16, 2025
San Francisco
AMERICA’S FINEST CITY HALF MARATHON & 5K
Road Running
Aug 17, 2025
San Diego
Angel Island Half Marathon & 10K
Trail Running
Aug 23, 2025
San Francisco
Santa Rosa Marathon
Road Running
Aug 23, 2025
Santa Rosa
Lake Tahoe Triathlon
Triathlon / Multisport
Aug 23, 2025
Tahoe City
Santa Cruz 10K, Half Marathon, 30K
Trail Running
Aug 24, 2025
Santa Cruz
Mendocino Running Festival
Trail Running
Sep 6, 2025
Mendocino
Emerald Bay Trail Run
Trail Running
Sep 6, 2025
Tahoe City
IRONMAN 70.3 Santa Cruz
Triathlon / Multisport
Sep 7, 2025
Santa Cruz
Diablo Trail Run
Trail Running
Sep 7, 2025
Berkeley Trail Adventure
Trail Running
Sep 13, 2025
Berkeley
Zuma Beach Triathlon
Triathlon / Multisport
Sep 13, 2025
Malibu
Mammoth Trail Fest
Trail Running
Sep 19, 2025
Mammoth Lakes
Beer City Alameda Point
Road Running
Sep 20, 2025
Alameda
Rocky Ridge
Trail Running
Sep 20, 2025
San Ramon
Lederhosen 5K
Road Running
Sep 20, 2025
Tahoe City
Cloverdale Hoptoberfest 4Miler + Run & Chug Challenge
Road Running
Sep 27, 2025
Cloverdale
Sunset & Cider Trail Races
Trail Running
Sep 27, 2025
Auburn
Big Sur Trail Marathon, Half Marathon & 5 Mile
Trail Running
Sep 27, 2025
Carmel
Rock 'n' Roll San Jose
Road Running
Oct 4, 2025
San Jose
Cuyamaca 100K Endurance Run
Trail Running
Oct 4, 2025
San Diego
Reservoir Dogs 10K, Half, 35K
Trail Running
Oct 4, 2025
Auburn Half Marathon
Trail Running
Oct 4, 2025
Auburn
Pacific Beach Half Marathon & 5K
Road Running
Oct 4, 2025
San Diego
Long Beach Marathon
Road Running
Oct 5, 2025
Long Beach
Kodiak Ultramarathons
Trail Running
Oct 10, 2025
Big Bear Lake
Kodiak Ultra Marathons
Trail Running
Oct 10, 2025
Big Bear Lake

Cycling events

Grinduro California
September 11, 2025
Quincy
Mammoth TUFF
September 12, 2025
Mammoth Lakes
Bovine Classic
October 25, 2025
Paso Robles

featured events

Wy'east Trailfest
Aug 9, 2025
/
Mt. Hood
Regatta Run/Walk 5K
Oct 19, 2025
/
Tualatin
Fred Hutch Obliteride
August 9, 2025
/
Seattle