California Marathon Calendar 2025-2026

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Explore the best marathons in California for 2025-2026! Our updated list features 83 exciting races across the region. Find your next race in California below and join the running community at these great events!

July 2025
Jul
5
Saturday

Rancho Hills Trail Run - Summer

Trail Run 5 km 10 km ... 26 mi 50 km
Jul
12
Saturday

The Peak

Trail Run 13 mi 26 mi 50 km
Jul
12
Saturday

San Lorenzo River Trail Run

Trail Run 4 mi 10 km ... 26 mi 50 km
Jul
13
Sunday

Shoreline Marathon

5 km 10 km 13 mi 26 mi
Jul
26
Saturday

Calero Hills Trail Fest

Trail Run 5 km 10 km ... 30 km 26 mi
Jul
26-27
Sa - Su

The San Francisco Marathon

5 km 10 km 13 mi 26 mi
August 2025
Aug
2
Saturday

Point Mariah Trail Marathon

Trail Run 26 mi
Aug
3
Sunday

Camarillo Marathon

5 km 10 km 13 mi 26 mi
Aug
10
Sunday

Humboldt Bay Marathon

13 mi 26 mi
Aug
16
Saturday

Almaden Hills Trail Run - Summer

Trail Run 5 km 10 km ... 26 mi 50 km
Aug
16
Saturday

Redwood (Summer) Trail Run

Trail Run 5 mi 13 mi ... 26 mi 50 km
Aug
23-24
Sa - Su

Santa Rosa Marathon

5 km 10 km 13 mi 26 mi
Aug
23
Saturday

Trail Run At Sly Park - Summer

Trail Run 5 km 10 km ... 26 mi 50 km
Aug
29
Friday

Run-De-Vous

Trail Run 26 mi 50 km ... 100 km 100 mi
Aug
31
Sunday

Crystal Springs Trail Run

Trail Run 8 km 13 mi ... 26 mi 50 km
September 2025
Sep
7
Sunday

Surfers Point Marathon

5 km 10 km 13 mi 26 mi
Sep
7
Sunday

Diablo Trail Run

Trail Run 4 mi 10 mi ... 26 mi 50 km
Sep
7
Sunday

Berkeley Half

13 mi 26 mi
Sep
13
Saturday

South Hills Single Track Trail Run - Summer

Trail Run 5 km 10 km ... 26 mi 50 km
Sep
20
Saturday

Mt. Umunhum Marathon

Trail Run 26 mi
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