50K races in California

Find the list of upcoming 50K races in California races below.

42 races found

Search filter

Is Registration Open?

All

Race Date Range

States

Cities

Related Searches

All Race Distances

Sort by

Golden Gate Trail Run (Sold Out!)

Distance(s): 50K, Half Marathon, Marathon

See Race Details

Montara Mountain Trail Run

Distance(s): 10K, 50K, Half Marathon, Marathon

See Race Details

Blossom Bike Ride

Distance(s): 50K

See Race Details

Redwood (Spring) Trail Run

Distance(s): 50K, 5K, Half Marathon, Marathon

See Race Details

VALENCIA Trail Race

Distance(s): 10K, 50K, Half Marathon

See Race Details

Sagebrush Safari – XC MTB & E-MTB

Distance(s): 50K

See Race Details

Bedrock Valley Trail Runs

Distance(s): 1 Mile, 100K, 10K, 50K, 5K, Half Marathon, Marathon

See Race Details

SPASM Lake Chabot Trail Run

Castro Valley, CA

Distance(s): 50K, 5K, Half Marathon, Marathon

See Race Details

Lake Sonoma 100K, 50K, TS Half Marathon

Geyserville, CA

Distance(s): 100K, 50K, Half Marathon

See Race Details

Bedrock Valley Gravel Ride

Distance(s): 100K, 10K, 50K

See Race Details

Horseshoe Lake Trail Run

Distance(s): 50K, Half Marathon, Marathon

See Race Details

Ride 4A Reason 2026

Distance(s): 100 Mile, 100K, 50K

See Race Details

Orange County Multi-Sport Festival

Mission Viejo, CA

Distance(s): 50K, 5K

See Race Details

Finish The Ride and Finish The Run Griffith Park

Los Angeles, CA

Distance(s): 100K, 10K, 50 Mile, 50K, 5K, Half Marathon

See Race Details

Santa Clarita Trail Race

Santa Clarita, CA

Distance(s): 1 Mile, 100K, 10K, 50K, 5K

See Race Details

2026 Cal Tri Ventura – 5.3.26

Distance(s): 1 Mile, 50K, 5K

See Race Details

Grizzly Peak Century Ride

Distance(s): 100 Mile, 100K, 50 Mile, 50K

See Race Details

Grizzly Peak Trail Run

Distance(s): 10K, 50K, Half Marathon, Marathon

See Race Details

Cinderella Trail Run

Distance(s): 50K, Half Marathon, Marathon

See Race Details

Shadow of the Giants 50k & 20k Run

Distance(s): 50K

See Race Details