31 Upcoming Half Marathon Races Near Sebastopol, CA

Most popular races in California →

Sat, Nov 141 race

Berkeley Half Marathon 2026 logo

Berkeley Half Marathon 2026

Berkeley, CA

Half
5K
10K
View details for race Berkeley Half Marathon 2026

Sat, Dec 51 race

Peacock Gap Trail Run logo

Peacock Gap Trail Run

San Rafael, CA

Half
Trail
Fast
View details for race Peacock Gap Trail Run
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Sat, Dec 122 races

2026 Hark the Herald Half Marathon & 10K logo

2026 Hark the Herald Half Marathon & 10K

Tiburon, CA

Half
10K
Trail
View details for race 2026 Hark the Herald Half Marathon & 10K
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO logo

Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO

San Francisco, CA

5K
10K
Half
View details for race Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO

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Sat, Jan 30, 20272 races

Coffee Lovers Run SAN FRANCISCO logo

Coffee Lovers Run SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Coffee Lovers Run SAN FRANCISCO
Run for Donuts SAN FRANCISCO logo

Run for Donuts SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Run for Donuts SAN FRANCISCO

Sat, Feb 6, 20271 race

Golden Gate Trail Run logo

Golden Gate Trail Run

Sausalito, CA

Half
Ultra
Marathon
Trail
View details for race Golden Gate Trail Run

Sat, Feb 13, 20271 race

Valentine's Day Run 5K/10K/13.1 SAN FRANCISCO logo

Valentine's Day Run 5K/10K/13.1 SAN FRANCISCO

San Francisco, CA

5K
10K
Half
View details for race Valentine's Day Run 5K/10K/13.1 SAN FRANCISCO

Sat, Feb 20, 20272 races

Beer City Half™ Santa Rosa logo

Beer City Half™ Santa Rosa

Santa Rosa, CA

Half
10K
5K
View details for race Beer City Half™ Santa Rosa
Victory 2027 logo

Victory 2027

Richmond, CA

Half
5K
10K
Trail
Fast
View details for race Victory 2027

Sat, Feb 27, 20272 races

Run For Mental Health SAN FRANCISCO logo

Run For Mental Health SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Run For Mental Health SAN FRANCISCO
Run Together Against Breast Cancer SAN FRANCISCO logo

Run Together Against Breast Cancer SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Run Together Against Breast Cancer SAN FRANCISCO

Fri, Mar 12, 20271 race

The Rattlesnake Ramble 5K/10K/Half Marathon (live or virtual) logo

The Rattlesnake Ramble 5K/10K/Half Marathon (li...

Santa Venetia, CA

5K
10K
Half
Trail
View details for race The Rattlesnake Ramble 5K/10K/Half Marathon (live or virtual)

Sat, Mar 13, 20271 race

Zoom San Francisco logo

Zoom San Francisco

San Francisco, CA

5K
10K
Half
Trail
View details for race Zoom San Francisco

Sat, Mar 20, 20271 race

2027 Napa Valley Trail Marathon, Half Marathon, 10K & 5K logo

2027 Napa Valley Trail Marathon, Half Marathon,...

Calistoga, CA

Half
5K
Marathon
Trail
View details for race 2027 Napa Valley Trail Marathon, Half Marathon, 10K & 5K

Sat, Mar 27, 20272 races

Always Hope Easter Run SAN FRANCISCO logo

Always Hope Easter Run SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Always Hope Easter Run SAN FRANCISCO
SuperHeroes Run SAN FRANCISCO logo

SuperHeroes Run SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race SuperHeroes Run SAN FRANCISCO

Sat, Apr 3, 20271 race

2027 Golden Gate Headlands Marathon, Half Marathon & 10K logo

2027 Golden Gate Headlands Marathon, Half Marat...

Mill Valley, CA

Half
Marathon
10K
Trail
View details for race 2027 Golden Gate Headlands Marathon, Half Marathon & 10K

Sat, Apr 10, 20272 races

2027 Romancing the Island Half Marathon & 10K logo

2027 Romancing the Island Half Marathon & 10K

Tiburon, CA

Half
10K
Trail
View details for race 2027 Romancing the Island Half Marathon & 10K
Run for PB&J 5k/10k/13.1 SAN FRANCISCO logo

Run for PB&J 5k/10k/13.1 SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Run for PB&J 5k/10k/13.1 SAN FRANCISCO

Sun, Apr 11, 20271 race

Beer City San Francisco logo

Beer City San Francisco

San Francisco, CA

Half
10K
5K
View details for race Beer City San Francisco

Sat, Apr 17, 20272 races

2027 Call of the Wild Half Marathon, 5.5 Mile & 5K logo

2027 Call of the Wild Half Marathon, 5.5 Mile & 5K

Glen Ellen, CA

Half
5K
Trail
View details for race 2027 Call of the Wild Half Marathon, 5.5 Mile & 5K
Annadel Half Marathon logo

Annadel Half Marathon

Santa Rosa, CA

Half
5K
10K
Trail
View details for race Annadel Half Marathon

Sat, Apr 24, 20273 races

Coffee Lovers Run SAN FRANCISCO logo

Coffee Lovers Run SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Coffee Lovers Run SAN FRANCISCO
2027 Mt. Tam Wild Boar Half Marathon & 10K logo

2027 Mt. Tam Wild Boar Half Marathon & 10K

Mill Valley, CA

Half
10K
Trail
View details for race 2027 Mt. Tam Wild Boar Half Marathon & 10K
Run for Donuts SAN FRANCISCO logo

Run for Donuts SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Run for Donuts SAN FRANCISCO

Sat, May 8, 20273 races

Grizzly Peak Trail Run (Postponed until 2028) logo

Grizzly Peak Trail Run (Postponed until 2028)

Berkeley, CA

10K
Half
Ultra
View details for race Grizzly Peak Trail Run (Postponed until 2028)
2027 Stinson Beach/Muir Woods Marathon, Half Marathon & 7 Mile logo

2027 Stinson Beach/Muir Woods Marathon, Half Ma...

Stinson Beach, CA

Half
Marathon
Trail
View details for race 2027 Stinson Beach/Muir Woods Marathon, Half Marathon & 7 Mile
Run for Chocolate 5k/10k/13.1 SAN FRANCISCO logo

Run for Chocolate 5k/10k/13.1 SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race Run for Chocolate 5k/10k/13.1 SAN FRANCISCO

Sat, May 15, 20271 race

Windsor Half Marathon 10K & 5K logo

Windsor Half Marathon 10K & 5K

Windsor, CA

Half
5K
10K
Fast
View details for race Windsor Half Marathon 10K & 5K

Sat, May 29, 20271 race

SuperHeroes Run SAN FRANCISCO logo

SuperHeroes Run SAN FRANCISCO

San Francisco, CA

5K
10K
Half
Fast
View details for race SuperHeroes Run SAN FRANCISCO