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Upcoming Marathon Races Near Santa Clara County, CA

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San Lorenzo River Trail Run

Santa Cruz, CA

Saturday, July 11th, 2026

Half

Ultra

Marathon

Trail

View details for race San Lorenzo River Trail Run

Redwood (Summer) Trail Run

Oakland, CA

Saturday, August 15th, 2026

Half

Ultra

Marathon

Trail

View details for race Redwood (Summer) Trail Run

SPASM Crystal Springs Trail Run

Woodside, CA

Saturday, August 29th, 2026

10K

Half

Marathon

View details for race SPASM Crystal Springs Trail Run

ZombieRunner Halloween

San Jose, CA

Saturday, October 31st, 2026

5K

10K

Half

Trail

View details for race ZombieRunner Halloween

Lake Chabot Trail Run

Castro Valley, CA

Saturday, November 7th, 2026

Half

Ultra

Marathon

Trail

View details for race Lake Chabot Trail Run

Crystal Springs Trail Run

Woodside, CA

Sunday, January 17th, 2027

Half

Marathon

Ultra

Trail

View details for race Crystal Springs Trail Run

Redwood (Spring) Trail Run

Oakland, CA

Saturday, March 20th, 2027

Half

Marathon

Ultra

Trail

View details for race Redwood (Spring) Trail Run

Horseshoe Lake Trail Run

Los Gatos, CA

Saturday, April 17th, 2027

1 Mile

Half

Ultra

View details for race Horseshoe Lake Trail Run

SPASM Lake Chabot Trail Run

Castro Valley, CA

Saturday, April 24th, 2027

Half

Marathon

Ultra

Trail

View details for race SPASM Lake Chabot Trail Run

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