California Half Marathon Calendar 2025-2026

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Explore the best half marathons in California for 2025-2026! Our updated list features 324 exciting races across the region. Find your next race in California below and join the running community at these great events!

February 2026
Feb
14
Saturday

Cupids Flight - Love on the Run - Valentine's Half Marathon

5 km 10 km Half Marathon
Feb
14-15
Sa - Su

Long Beach Half Marathon

5 km 10 km Half Marathon
Feb
15
Sunday

Palm Desert Half Marathon

5 km Half Marathon
Feb
15
Sunday

Run for the Beads Half Marathon

5 km 10 km Half Marathon
Feb
15
Sunday

ABWR Half Marathon - Belmont Shore

5 km 10 km 15 km Half Marathon
Feb
21
Saturday

Fourmidable

Trail Run 13 km Half Marathon 36 km 50 km
Feb
21
Saturday

San Pasqual Valley Trail Race

Trail Run 10 km 13 mi 20 mi
Feb
21
Saturday

Beer City Half - Santa Rosa

5 km 10 km Half Marathon
Feb
21
Saturday

Redtail Ridge

Trail Run 5 km 10 km ... 30 km 50 km
Feb
21
Saturday

Lost Trail Half Marathon

Trail Run 3 mi 13 mi
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
22
Sunday

FCancer Race

5 km 10 km Half Marathon
Feb
22
Sunday

Davis Stampede

5 km 10 km Half Marathon
Feb
28
Saturday

Salmon Falls 50K

Trail Run Half Marathon 50 km
Feb
28
Saturday

SOCAL River Marathon

5 km 10 km Half Marathon Marathon
Feb
28
Saturday

Victory

5 km 10 km Half Marathon
Feb
28
Saturday

Sycamore Canyon

Trail Run Half Marathon 50 km 100 km
Feb
28
Saturday

End of the Trail Half Marathon

5 km 10 km Half Marathon
March 2026
Mar
1
Sunday

Napa Valley Marathon

5 km Half Marathon Marathon
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