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California Half Marathon Calendar 2025-2026

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Explore the best half marathons in California for 2025-2026! Our updated list features 332 exciting races across the region. Find your next race in California below and join the running community at these great events!

June 2026
Jun
13
Saturday

Phoenix Rising Half Marathon - Los Angeles

Trail Run 5 km 10 km 15 km Half Marathon
Jun
20
Saturday

Sugar Daddy Race

5 km 10 km Half Marathon
Jun
20
Saturday

Black Mountain Trail Races

Trail Run Half Marathon 25 km 50 km
Jun
20
Saturday

The Best Races - Mission Beach

5 km 10 km 13 mi
Jun
20
Saturday

The Best Races - Sacramento

5 km 10 km 13 mi
Jun
28
Sunday

Mare Island Half Marathon

5 km 10 km Half Marathon
July 2026
Jul
4
Saturday

The Best Races - Mission Beach

5 km 10 km 13 mi
Jul
4
Saturday

The Best Races - Sacramento

5 km 10 km 13 mi
Jul
11
Saturday

San Lorenzo River Trail Run

Trail Run 10 km Half Marathon ... Marathon 50 km
Jul
11
Saturday

Endless Summer in the LBC Half Marathon

5 km 10 km Half Marathon
Jul
12
Sunday

Shoreline Marathon

5 km 10 km Half Marathon Marathon
Jul
18-19
Sa - Su

Napa to Sonoma Half Marathon

5 km Half Marathon
Jul
18
Saturday

Hot to Trot Half Marathon - Los Angeles

Trail Run 5 km 10 km 15 km Half Marathon
Jul
25
Saturday

Elder Creek Night Runs

Trail Run 9 mi 13 mi 30 km 50 km
Jul
25
Saturday

The Best Races - Mission Beach

5 km 10 km 13 mi
Jul
25
Saturday

Good Vibes Run Half Marathon

5 km 10 km Half Marathon
August 2026
Aug
1
Saturday

Truckee Half Marathon

5 km Half Marathon
Aug
1
Saturday

Green Valley Lake Half Marathon

Trail Run 5 km 10 km Half Marathon
Aug
2
Sunday

Camarillo Marathon

5 km 10 km Half Marathon Marathon
Aug
9
Sunday

Humboldt Bay Marathon

5 km Half Marathon Marathon
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