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California Running Calendar 2025-2026

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Monthly updates for California

Get new running races (and updates) in your inbox every month.

Explore the best running races in California for 2025-2026! Our updated list features 836 exciting races across the region. Find your next race in California below and join the running community at these great events!

Half Marathons Marathons Trail Runs Triathlons
November 2026
Nov
26
Th

Oakland Turkey Trot

5 km
Nov
26
Th

Temecula Turkey Trot & Food Drive

5 km
Nov
26
Th

Bishop Ranch Turkey Trot

5 km
Nov
26
Th

O'side Turkey Trot

5 km
Nov
28
Sa

Quad Dipsea

Trail Run
December 2026
Dec
5
Sa

Death Valley Trail Marathon

Trail Run Half Marathon Marathon
Dec
5
Sa

Midway Shelter Winter Run 10k

5 km 10 km
Dec
6
Su

Ironman 70.3 La Quinta

Triathlon
Dec
12
Sa

Pulp Fiction: Royale with Speed 13.1

5 km 10 km 13 mi
January 2027
Jan
16
Sa

Backbone Trail Ultra

Trail Run 68 mi
March 2027
Mar
1
Mo

Screenland 5K

5 km
Mar
21-22
Su - Mo

Bakersfield Marathon

4 mi 6 mi 13 mi 26 mi
June 2027
Jun
5
Sa

Wrigley River Run

5 km 10 km 10 mi 13 mi
August 2027
Aug
15
Su

Heroes 4 Hearing 5K

5 km
January 2028
Jan
1
Sa

runCHINO

5 km
January 2030
Jan
1
Tu

Gemini Timing Demo

5 km