Upcoming Half Marathon Races Near Marin County, CA

Name: Modesto Marathon
Start: 2026-03-22
End: 2026-03-22
Location: Modesto

2025 Global Running Day 1M, 5K, 10K, 13.1, 26.2...

San Diego, CA

Wednesday, June 4th, 2025

Featured

Code:FIND20

10K

Half

View details for race 2025 Global Running Day 1M, 5K, 10K, 13.1, 26.2 – Benefitting Soles 4 Souls

Sutter Buttes Spirit Mountain Run 5K, 10K & Hal...

Sutter, CA

Saturday, May 17th, 2025

10K

Half

View details for race Sutter Buttes Spirit Mountain Run 5K, 10K & Half Marathon

Beer City Half San Jose

San Jose, CA

Saturday, May 31st, 2025

Half

10K

View details for race Beer City Half San Jose

2025 Lake Chabot Trail Challenge (Half Marathon...

Castro Valley, CA

Sunday, June 1st, 2025

Half

Trail

View details for race 2025 Lake Chabot Trail Challenge (Half Marathon & 5K)

Vibha Bay Area DreamMile 2025

Fremont, CA

Sunday, June 1st, 2025

10K

Half

View details for race Vibha Bay Area DreamMile 2025

San Jose Half Marathon & 8K

San Jose, CA

Sunday, June 1st, 2025

Half

Fast

View details for race San Jose Half Marathon & 8K

Cinderella Trail Run

Oakland, CA

Sunday, June 1st, 2025

Half

Ultra

Marathon

Trail

View details for race Cinderella Trail Run

The Rock the Loch 5K/10K/Half Marathon (LIVE or...

Castro Valley, CA

Friday, June 27th, 2025

10K

Half

Trail

View details for race The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)

San Lorenzo River Trail Run

Santa Cruz, CA

Saturday, July 12th, 2025

Half

Ultra

Marathon

Trail

View details for race San Lorenzo River Trail Run

Davis Moonlight Run

Davis, CA

Saturday, July 12th, 2025

10K

Half

View details for race Davis Moonlight Run

2025 Charles M. Schulz-Sonoma County Airport Na...

Napa, CA

Saturday, July 19th, 2025

Half

View details for race 2025 Charles M. Schulz-Sonoma County Airport Napa to Sonoma Wine Country Half Marathon & Rosé 5K

Christmas in July Half Marathon and 5K (Chicago...

Elk Grove, IL

Saturday, July 19th, 2025

Half

View details for race Christmas in July Half Marathon and 5K (Chicago area)

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

Trail

View details for race Redwood (Summer) Trail Run

Beer City Half™ SLAM

Fremont, CA

Saturday, August 16th, 2025

Half

10K

Trail

View details for race Beer City Half™ SLAM

SPASM Crystal Springs Trail Run

Woodside, CA

Sunday, August 31st, 2025

10K

Half

Marathon

Trail

View details for race SPASM Crystal Springs Trail Run

Diablo Trail Run

Clayton, CA

Sunday, September 7th, 2025

10 Miles

Half

Marathon

Trail

Fast

View details for race Diablo Trail Run

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

Santa Venetia, CA

Friday, September 12th, 2025

10K

Half

Trail

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

National Chocolate Day: Run for Chocolates SAN ...

San Francisco, CA

Saturday, September 13th, 2025

10K

1 Mile

View details for race National Chocolate Day: Run for Chocolates SAN FRANCISCO

National Chocolate Day: Run for Chocolates SACR...

Sacramento, CA

Saturday, September 13th, 2025

10K

Half

View details for race National Chocolate Day: Run for Chocolates SACRAMENTO

Palo Alto Weekly Moonlight Run & Walk

Palo Alto, CA

Friday, September 19th, 2025

10K

Half

View details for race Palo Alto Weekly Moonlight Run & Walk

Alameda Island Running Festival

Alameda, CA

Sunday, September 21st, 2025

Half

10K

View details for race Alameda Island Running Festival

National Coffee Day: Run for Coffee SACRAMENTO

Sacramento, CA

Saturday, September 27th, 2025

10K

Half

View details for race National Coffee Day: Run for Coffee SACRAMENTO

National Singles Day: Singles & Friends Running...

Sacramento, CA

Saturday, September 27th, 2025

10K

Half

View details for race National Singles Day: Singles & Friends Running Club SACRAMENTO

Napa Half Marathon

Napa, CA

Sunday, October 5th, 2025

Half

10K

View details for race Napa Half Marathon

Peace Officer Memorial Run

Modesto, CA

Sunday, October 5th, 2025

Half

View details for race Peace Officer Memorial Run

LOOK GOOD FEEL GOOD SAN LEANDRO 5K, 10, HALF MA...

San Leandro, CA

Saturday, October 11th, 2025

Trail

View details for race LOOK GOOD FEEL GOOD SAN LEANDRO 5K, 10, HALF MARATHON & MARATHON

Beer City Half™ Bishop Ranch

San Ramon, CA

Sunday, October 26th, 2025

Half

10K

View details for race Beer City Half™ Bishop Ranch

ZombieRunner Halloween

San Jose, CA

Saturday, November 1st, 2025

10K

Half

Trail

View details for race ZombieRunner Halloween

2025 Golden Gate Half Marathon & 5K

San Francisco, CA

Sunday, November 2nd, 2025

Half

View details for race 2025 Golden Gate Half Marathon & 5K

Lake Chabot Trail Run

Castro Valley, CA

Saturday, November 8th, 2025

Half

Ultra

Marathon

Trail

View details for race Lake Chabot Trail Run

Zoom Turkey Trot

San Jose, CA

Thursday, November 27th, 2025

10K

Half

Trail

View details for race Zoom Turkey Trot

ZombieRunner Quarry Lakes

Fremont, CA

Saturday, December 6th, 2025

10K

Half

Trail

Fast

View details for race ZombieRunner Quarry Lakes

Santa Hustle Roseville

Roseville, CA

Sunday, December 14th, 2025

Half

1 Mile

View details for race Santa Hustle Roseville

Beer City Half Santa Rosa

Santa Rosa, CA

Saturday, February 21st, 2026

Half

10K

View details for race Beer City Half Santa Rosa

Modesto Marathon

Modesto, CA

Sunday, March 22nd, 2026

10K

1 Mile

View details for race Modesto Marathon

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