California Marathon Calendar 2025-2026

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Explore the best marathons in California for 2025-2026! Our updated list features 72 exciting races across the region. Find your next race in California below and join the running community at these great events!

January 2026
Jan
18
Sunday

Crystal Springs (Winter) Trail Run

Trail Run 8 km Half Marathon ... Marathon 50 km
Jan
18
Sunday

Crystal Springs Trail Run

Trail Run 8 km Half Marathon ... Marathon 50 km
Jan
24
Saturday

Folsom Lake Sweetwater Trail Run

Trail Run 5 km 10 km ... Marathon 50 km
Jan
31
Saturday

Sean O'Brien 100K

Trail Run 30 km 26 mi ... 50 mi 100 km
Jan
31
Saturday

Jed Smith Ultra

Trail Run Half Marathon 30 km ... 50 km 50 mi
February 2026
Feb
1
Sunday

Surf City Marathon

5 km 13 mi 26 mi
Feb
7
Saturday

Mt. Umunhum Trail Conquest - Winter

Trail Run 5 km 7 mi ... Marathon 50 km
Feb
7
Saturday

Death Valley Marathon

10 km Half Marathon Marathon
Feb
7
Saturday

Golden Gate Trail Run

Trail Run 8 km Half Marathon ... Marathon 50 km
Feb
21
Saturday

Montara Mountain Trail Run

Trail Run 10 km Half Marathon ... Marathon 50 km
Feb
22
Sunday

Ventura Marathon

Half Marathon Marathon
Feb
28
Saturday

SOCAL River Marathon

5 km 10 km Half Marathon Marathon
March 2026
Mar
1
Sunday

Napa Valley Marathon

5 km Half Marathon Marathon
Mar
8
Sunday

Los Angeles Marathon

Marathon
Mar
14
Saturday

Old West Trail Runs

Trail Run Half Marathon Marathon 50 km
Mar
14
Saturday

Catalina Island Marathon

Trail Run 3 mi 6 mi 26 mi
Mar
21
Saturday

Oakland Marathon

5 km 10 km Half Marathon Marathon
Mar
21
Saturday

Napa Valley Trail Marathon

Trail Run 10 km Half Marathon Marathon
Mar
21
Saturday

Redwood (Spring) Trail Run

Trail Run 5 km 5 mi ... Marathon 50 km
Mar
22
Sunday

Bakersfield Marathon

4 mi 10 km Half Marathon Marathon
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