California close

California Marathon Calendar 2025-2026

Header image

Explore the best marathons in California for 2025-2026! Our updated list features 69 exciting races across the region. Find your next race in California below and join the running community at these great events!

May 2026
May
9
Sa

Muir Woods Marathon

Trail Run 7 mi Half Marathon Marathon
May
9
Sa

Grizzly Peak Trail Run

Trail Run 10 km Half Marathon ... Marathon 50 km
May
16
Sa

O'Neill Park Trail Races

Trail Run 10 km Half Marathon ... Marathon 50 km
May
30-31
Sa - Su

Rock 'n' Roll San Diego

5 km Half Marathon Marathon
May
30
Sa

Cinderella Trail Run

Trail Run 8 km Half Marathon ... Marathon 50 km
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
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 Half Marathon ... 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
26
Sa

Dick Collins Firetrails

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

Long Beach Marathon

5 km 13 mi 26 mi