Events Rugged Maniac 5k Obstacle Race - San Francisco Pleasanton, CA Anime Fan and Fitness Festival Gilroy, CA San Pedro Park Trail 5K, Kids Run & Member Picnic Pacifica, CA Event Series Ironman Triathlon Rock 'n' Roll Marathon Spartan Race Hot Chocolate Run Ragnar Relay
Rugged Maniac 5k Obstacle Race - San Francisco Pleasanton, CA Anime Fan and Fitness Festival Gilroy, CA San Pedro Park Trail 5K, Kids Run & Member Picnic Pacifica, CA
September 2026 Oyster Point 10K South San Francisco, CA Sun - Sep 13, 2026 Running > 10k Trending Copy of Sierra Point 10KM Brisbane, CA Sep 13, 2026 - Sep 14, 2026 Running > 10k Anime Fan and Fitness Festival Gilroy, CA Sat - Sep 19, 2026 Running > 5k, 8k, Obstacle Race San Pedro Park Trail 5K, Kids Run & Member Picnic Pacifica, CA Sun - Sep 20, 2026 Running > 5k Trending Santa Cruz Triathlon Santa Cruz, CA Sun - Sep 27, 2026 Triathlon Lake Merced ½ Marathon and 4.5 Mile Run San Francisco, CA Sun - Sep 27, 2026 Running > Half Marathon Trending October 2026 Stern Grove 4 mile San Francisco, CA Sun - Oct 04, 2026 Running Trending San Bruno Mountain Saddle Trail 5K (off-road) Brisbane, CA Sun - Oct 04, 2026 Running > 5k November 2026 Twin Peaks 4 Mile San Francisco, CA Sun - Nov 29, 2026 Running Trending December 2026 Stern Grove 4 mile San Francisco, CA Sun - Dec 27, 2026 Running Trending October 2027 Rugged Maniac 5k Obstacle Race - San Francisco Pleasanton, CA Sat - Oct 16, 2027 @ 8:30 AM Running > 5k Trending March 2029 41st Annual Wildflower Run 2K | 5K | 10K Morgan Hill, CA Sat - Mar 24, 2029 @ 8:00 AM Running > 10k Add your event to the calendar Trending Events Rugged Maniac 5k Obstacle Race - San Francisco Anime Fan and Fitness Festival San Pedro Park Trail 5K, Kids Run & Member Picnic
San Pedro Park Trail 5K, Kids Run & Member Picnic Pacifica, CA Sun - Sep 20, 2026 Running > 5k Trending
Lake Merced ½ Marathon and 4.5 Mile Run San Francisco, CA Sun - Sep 27, 2026 Running > Half Marathon Trending
Rugged Maniac 5k Obstacle Race - San Francisco Pleasanton, CA Sat - Oct 16, 2027 @ 8:30 AM Running > 5k Trending