California Marathon Calendar 2025-2026

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Explore the best marathons in California for 2025-2026! Our updated list features 75 exciting races across the region. Find your next race in California below and join the running community at these great events!

June 2025
Jun
1
Sunday

Toro Park Trail Run

Trail Run 10 km 21 km 42 km
Jun
1
Sunday

Cinderella Trail Run

Trail Run 8 km 13 mi ... 26 mi 50 km
Jun
1
Sunday

Seaside Marathon

5 km 10 km 13 mi 26 mi
Jun
7
Saturday

Mt Umunhum Ultras

Trail Run 5 km 10 km ... 26 mi 50 km
Jun
8
Sunday

Griffith Park Trail Marathon Relay & 8K

Trail Run 8 km 26 mi
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
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