57 Upcoming Half Marathon Races Near San Leandro, CA

Diablo Trails Challenge 2027

Walnut Creek, CA

Saturday, April 3rd, 2027

Half

10K

Trail

View details for race Diablo Trails Challenge 2027

Horseshoe Lake Trail Run

Los Gatos, CA

Saturday, April 17th, 2027

1 Mile

Half

Ultra

Trail

View details for race Horseshoe Lake Trail Run

Badger Cove

Livermore, CA

Saturday, April 17th, 2027

Half

10K

View details for race Badger Cove

Mt. Diablo Half Marathon

Walnut Creek, CA

Saturday, April 24th, 2027

Half

View details for race Mt. Diablo Half Marathon

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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

Beer City Half™ San Jose

San Jose, CA

Saturday, May 29th, 2027

Half

10K

View details for race Beer City Half™ San Jose

San Jose Half Marathon & 8K

San Jose, CA

Sunday, June 6th, 2027

Half

Fast

View details for race San Jose Half Marathon & 8K

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