Upcoming Half Marathon Races Near Stockton, CA in September, 2026

Name: Alameda Island Running Festival
Start: 2026-09-20
End: 2026-09-20
Location: Alameda

Mammoth Bar Trail Runs

Auburn, CA

Sunday, September 6th, 2026

Featured

Half

10K

Trail

View details for race Mammoth Bar Trail Runs

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Diablo Trail Run

Clayton, CA

Sunday, September 6th, 2026

10 Miles

Half

Marathon

Trail

Fast

View details for race Diablo Trail Run

The Honey Badger Half (& 10K/5K)

Santa Venetia, CA

Friday, September 11th, 2026

10K

Half

Trail

View details for race The Honey Badger Half (& 10K/5K)

Beer City Half™ Bishop Ranch

San Ramon, CA

Saturday, September 12th, 2026

Half

10K

View details for race Beer City Half™ Bishop Ranch

Alameda Island Running Festival

Alameda, CA

Sunday, September 20th, 2026

Half

10K

View details for race Alameda Island Running Festival

Explore more in Stockton, CA

Distances:

5K 10K Half Marathon Marathon

Months:

February March April

Tags:

Trail Boston Qualifiers Fast Courses

State:

All California races

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