Upcoming Races Near Marin County, CA in April, 2026

SPASM Lake Chabot Trail Run

Castro Valley, CA

Saturday, April 11th, 2026

Featured

Half

Marathon

Ultra

Trail

View details for race SPASM Lake Chabot Trail Run

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Lake Sonoma 100K, 50K, TS Half Marathon

Geyserville, CA

Saturday, April 11th, 2026

Half

Ultra

Trail

View details for race Lake Sonoma 100K, 50K, TS Half Marathon

CISV SF Walk/Run 4 Peace

San Bruno, CA

Sunday, April 12th, 2026

10K

View details for race CISV SF Walk/Run 4 Peace

The Great Benicia Run: Strait to the Finish

Benicia, CA

Sunday, April 12th, 2026

10K

5K

1 Mile

View details for race The Great Benicia Run: Strait to the Finish

No Foolin' Foot Race

San Carlos, CA

Saturday, April 18th, 2026

15K

10K

5K

Trail

View details for race No Foolin' Foot Race

FinFit Life 5K Fitness Challenge - Pittsburg, CA

Pittsburg, CA

Saturday, April 18th, 2026

5K

View details for race FinFit Life 5K Fitness Challenge - Pittsburg, CA

Project Impact- Race For A Reason 5KReady

Burlingame, CA

Saturday, April 25th, 2026

5K

View details for race Project Impact- Race For A Reason 5KReady

Ride 4A Reason 2026

Oakland, CA

Saturday, April 25th, 2026

10 Miles

Ultra

View details for race Ride 4A Reason 2026

Loop the Lagoon

Vacaville, CA

Saturday, April 25th, 2026

5K

10K

1 Mile

View details for race Loop the Lagoon

Napa MPS Race for a Cure

Napa, CA

Sunday, April 26th, 2026

5K

1 Mile

View details for race Napa MPS Race for a Cure

Island Spring Half Marathon

Alameda, CA

Sunday, April 26th, 2026

5K

10K

Half

View details for race Island Spring Half Marathon

2026 Napa Spring Half Marathon & 5K

Napa, CA

Sunday, April 26th, 2026

View details for race 2026 Napa Spring Half Marathon & 5K

Paths to Possibility 5K Run/Walk/Roll

San Rafael, CA

Sunday, April 26th, 2026

5K

1 Mile

View details for race Paths to Possibility 5K Run/Walk/Roll

Explore more in Marin County, CA

Distances:

5K 10K Half Marathon Marathon

Months:

Tags:

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State:

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