Upcoming Ultra Races Near Castro Valley, CA

Name: New Year's One Day
Start: 2025-12-31
End: 2025-12-31
Location: San Jose

2025 San Francisco Marathon

San Francisco, CA

Saturday, July 26th, 2025

10K

Half

View details for race 2025 San Francisco Marathon

Redwood (Summer) Trail Run

Oakland, CA

Saturday, August 16th, 2025

Half

Ultra

Marathon

View details for race Redwood (Summer) Trail Run

Diablo Trail Run

Clayton, CA

Sunday, September 7th, 2025

10 Miles

Half

Marathon

Trail

Fast

View details for race Diablo Trail Run

Ruth Anderson Memorial Endurance Run

San Francisco, CA

Saturday, October 11th, 2025

Ultra

View details for race Ruth Anderson Memorial Endurance Run

Lake Chabot Trail Run

Castro Valley, CA

Saturday, November 8th, 2025

Half

Ultra

Marathon

Trail

View details for race Lake Chabot Trail Run

ZombieRunner Quarry Lakes

Fremont, CA

Saturday, December 6th, 2025

10K

Half

Trail

Fast

View details for race ZombieRunner Quarry Lakes

New Year's One Day

San Jose, CA

Wednesday, December 31st, 2025

Ultra

View details for race New Year's One Day

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