Race Calendar in California, United States

Oct

10

Ruth Anderson Memorial Endurance Run

San Francisco, California, United States

Trail running Running

Ultra 7.2K

Oct

10

Tour de Luke Charity Ride

Lancaster, California, United States

Cycling

22.9K

Oct

10

Riverbank Run for the Cheese (50th Anniversary Run)

Riverbank, California, United States

Running

5K 10K 1.6K +10

Oct

10

Mountain Tiger Diablo

Clayton, California, United States

Running

19.3K

Oct

10

Team Up For Women

Clovis, California, United States

Running

5K

Oct

10

Rancho Cuyamaca State Park

Julian, California, United States

Trail running

Traditional - Beginner Traditional - Intermediate Traditional - Advanced

Oct

10

Kids Ghostly Lanterns

San Diego, California, United States

Running

Child

Oct

10

East Bay Front Runners Pride Run and Walk

Oakland, California, United States

Running

5K 10K

Oct

10

Louis Duarte's Breast Cancer Awareness 5k

Bakersfield, California, United States

Running

5K

Oct

10

Reservoir Dogs

El Sobrante, California, United States

Running

37K 22.4K 10K 5K

Oct

10

Ridge Creek Run Club 12 Hour Ultra

Dinuba, California, United States

Trail running

12 Hour Ultra Lap Run

Oct

10

Bold Breakthroughs 2026 Csnk2A1 Foundation Virtual Run, Walk & Roll

Burlingame, California, United States

Running

1.6K 5K