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Marathon directory

Marathons in California, United States

384 upcoming marathons listed in California across 9 cities. Next: Dog Days of Summer – 5K, 10K, 10M, and Half Marathon on August 1, 2026.

384marathons upcoming
9cities
August 1, 2026Next race
Marathon, Half marathon, Ultra, 10K, 5K, RelayDistances
San Miguel, California, United States
20MAR
42.2K
San Miguel Buzz Marathon
San Miguel, California, United States
March 20, 2027 MAR
San Diego, California, United States
21MAR
21.1K
GOVX San Diego Half Marathon & 5K
San Diego, California, United States
March 21, 2027 MAR
Los Angeles, California, United States
21MAR
42.2K
LA Marathon - Mar 21
Los Angeles, California, United States
March 21, 2027 MAR
Oakland, California, United States
21MAR
42.2K
Oakland Marathon
Oakland, California, United States
March 21, 2027 MAR
Calistoga, California, United States
21MAR
42.2K
Napa Valley Trail Marathon
Calistoga, California, United States
March 21, 2027 MAR
Fremont, California, United States
27MAR
21.1K
Western Pacific 2027
Fremont, California, United States
March 27, 2027 MAR
Bakersfield, California, United States
03APR
ULTRA
Bakersfield Marathon
Bakersfield, California, United States
April 3, 2027 APR
California, United States
03APR
ULTRA
California Classic Half Marathon
California, United States
April 3, 2027 APR
Cool, California, United States
03APR
21.1K
Cool-Auburn Pub Run
Cool, California, United States
April 3, 2027 APR
Walnut Creek, California, United States
03APR
ULTRA
Diablo Trails Challenge 2027
Walnut Creek, California, United States
April 3, 2027 APR
California, United States
03APR
ULTRA
Run in RedWoods
California, United States
April 3, 2027 APR
Sausalito, California, United States
04APR
42.2K
Golden Gate Headlands Marathon
Sausalito, California, United States
April 4, 2027 APR
Hemet, California, United States
10APR
42.2K
Bedrock Valley Trail Runs
Hemet, California, United States
April 10, 2027 APR
Castro Valley, California, United States
10APR
42.2K
Lake Chabot Trail Marathon (Spring)
Castro Valley, California, United States
April 10, 2027 APR
California, United States
10APR
ULTRA
Lake Sonoma 50 Mile
California, United States
April 10, 2027 APR
San Diego, California, United States
10APR
21.1K
San Diego Beach & Bay Half Marathon
San Diego, California, United States
April 10, 2027 APR
California, United States
11APR
ULTRA
Napa Valley Endurance Run
California, United States
April 11, 2027 APR
Los Gatos, California, United States
17APR
ULTRA
Horseshoe Lake Trail Run
Los Gatos, California, United States
April 17, 2027 APR
Ventura, California, United States
17APR
ULTRA
Mountains 2 Beach Marathon and Half
Ventura, California, United States
April 17, 2027 APR
Long beach, California, United States
17APR
ULTRA
Run for the Planet -An Earth Day Run by CaliFlow Runs - 5K, 10K, Half Marathon
Long beach, California, United States
April 17, 2027 APR
California, United States
17APR
ULTRA
Sea Otter Classic
California, United States
April 17, 2027 APR
Santa Cruz, California, United States
18APR
21.1K
Santa Cruz Westside Half Marathon 10k/5k
Santa Cruz, California, United States
April 18, 2027 APR
Carmichael, California, United States
24APR
21.1K
American River Parkway Half Marathon 2027
Carmichael, California, United States
April 24, 2027 APR
Death Valley, California, United States
24APR
ULTRA
Badwater 267 VR Elite
Death Valley, California, United States
April 24, 2027 APR

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Cities

Place Marathons
Berkeley 1
Lake Tahoe 1
Long Beach 1
Los Angeles 1
Sacramento 1
San Francisco 1
San Jose 1
Santa Barbara 1
Santa Rosa 1

Planning notes for California, United States

Use this region page to shortlist 384 upcoming races by date, distance, registration path, and official source.

  • Next raceDog Days of Summer – 5K, 10K, 10M, and Half Marathon on August 1, 2026
  • Busy monthsOctober (79), August (60), November (54)
  • DistancesMarathon, Half marathon, Ultra, 10K, 5K, Relay
  • VerifyOpen each race page, then confirm details from its official, registration, course-map, or source link.

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