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California Marathon Calendar 2026-2027

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Monthly updates for California

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Explore the best marathons in California for 2026-2027! Our updated list features 73 exciting races across the region. Find your next race in California below and join the running community at these great events!

May 2026
May
31
Su

Toro Park Trail Run

Trail Run 10 km Half Marathon Marathon
June 2026
Jun
7
Su

Seaside Marathon

5 km 10 km Half Marathon Marathon
Jun
7
Su

Griffith Park Trail Marathon Relay & 8K

Trail Run 8 km Marathon
July 2026
Jul
11
Sa

San Lorenzo River Trail Run

Trail Run 10 km Half Marathon ... Marathon 50 km
Jul
12
Su

Shoreline Marathon

5 km 10 km Half Marathon Marathon
Jul
25-26
Sa - Su

The San Francisco Marathon

5 km 10 km Half Marathon Marathon
August 2026
Aug
1
Sa

Point Mariah Trail Marathon

Trail Run 26 mi
Aug
2
Su

Camarillo Marathon

5 km 10 km Half Marathon Marathon
Aug
9
Su

Humboldt Bay Marathon

5 km Half Marathon Marathon
Aug
15
Sa

Redwood (Summer) Trail Run

Trail Run 5 mi 13 mi ... Marathon 50 km
Aug
22-23
Sa - Su

Santa Rosa Marathon

5 km 10 km Half Marathon Marathon
Aug
30
Su

Crystal Springs Trail Run

Trail Run 8 km Half Marathon ... Marathon 50 km
September 2026
Sep
6
Su

Surfers Point Marathon

5 km 10 km Half Marathon Marathon
Sep
6
Su

Diablo Trail Run

Trail Run 4 mi 10 mi ... 26 mi 50 km
Sep
12
Sa

Running Fence Run

5 km 10 km 13 mi 26 mi
Sep
26
Sa

Dick Collins Firetrails

Trail Run 26 mi 50 mi 100 km
October 2026
Oct
10-11
Sa - Su

Long Beach Marathon

5 km Half Marathon Marathon
Oct
11
Su

Bizz Johnson

Trail Run 10 km Half Marathon Marathon 50 km
Oct
11
Su

Humboldt Redwoods Marathon

5 km Half Marathon Marathon
Oct
16
Fr

Lake Tahoe Marathon Events

5 km 10 km ... Marathon 72 mi