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Upcoming Marathon Races In California, US

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SPASM Crystal Springs Trail Run logo

SPASM Crystal Springs Trail Run

Woodside, CA

Sunday, August 31st, 2025

10K
Half
Marathon
Trail
View details for race SPASM Crystal Springs Trail Run
Virtual Outrun Lupus Run/Walk logo

Virtual Outrun Lupus Run/Walk

Any town, CA

Monday, September 1st, 2025

5K
10K
Half
View details for race Virtual Outrun Lupus Run/Walk
Diablo Trail Run logo

Diablo Trail Run

Clayton, CA

Sunday, September 7th, 2025

10 Miles
Half
Marathon
Fast
View details for race Diablo Trail Run
Running Fence Run - A Celebration of Freedom and Democracy logo

Running Fence Run - A Celebration of Freedom an...

Cotati, CA

Saturday, September 13th, 2025

Marathon
10K
5K
View details for race Running Fence Run - A Celebration of Freedom and Democracy
2025 Long Beach Marathon & Half Marathon logo

2025 Long Beach Marathon & Half Marathon

Long Beach, CA

Saturday, October 4th, 2025

Marathon
Half
5K
View details for race 2025 Long Beach Marathon & Half Marathon
LOOK GOOD FEEL GOOD SAN LEANDRO 5K, 10, HALF MARATHON & MARATHON logo

LOOK GOOD FEEL GOOD SAN LEANDRO 5K, 10, HALF MA...

San Leandro, CA

Saturday, October 11th, 2025

Trail
View details for race LOOK GOOD FEEL GOOD SAN LEANDRO 5K, 10, HALF MARATHON & MARATHON
2025 Humboldt Redwoods Marathon, Half Marathon, 5K logo

2025 Humboldt Redwoods Marathon, Half Marathon, 5K

Weott, CA

Sunday, October 12th, 2025

Half
5K
Marathon
BQ
View details for race 2025 Humboldt Redwoods Marathon, Half Marathon, 5K
2025 Crown Point Marathon/Half-Marathon, Team Relays, 8K & 5K Runs logo

2025 Crown Point Marathon/Half-Marathon, Team R...

San Diego, CA

Sunday, October 26th, 2025

5K
Marathon
Half
View details for race 2025 Crown Point Marathon/Half-Marathon, Team Relays, 8K & 5K Runs
ZombieRunner Halloween logo

ZombieRunner Halloween

San Jose, CA

Saturday, November 1st, 2025

5K
10K
Half
Trail
View details for race ZombieRunner Halloween
Two Cities Marathon logo

Two Cities Marathon

Fresno, CA

Sunday, November 2nd, 2025

Marathon
Half
10K
BQ
View details for race Two Cities Marathon
Lake Chabot Trail Run logo

Lake Chabot Trail Run

Castro Valley, CA

Saturday, November 8th, 2025

Half
Ultra
Marathon
Trail
View details for race Lake Chabot Trail Run
2025 Southwest Series - Day 6 (CA) logo

2025 Southwest Series - Day 6 (CA)

Nipton, CA

Friday, November 14th, 2025

10K
5K
Half
View details for race 2025 Southwest Series - Day 6 (CA)
ZombieRunner Quarry Lakes logo

ZombieRunner Quarry Lakes

Fremont, CA

Saturday, December 6th, 2025

5K
10K
Half
Trail
Fast
View details for race ZombieRunner Quarry Lakes
San Diego 50 & Trail Runs logo

San Diego 50 & Trail Runs

Escondido, CA

Saturday, January 10th, 2026

Ultra
Marathon
Half
Trail
Fast
View details for race San Diego 50 & Trail Runs
The Redding Marathon Events logo

The Redding Marathon Events

Redding, CA

Sunday, January 18th, 2026

Marathon
5K
View details for race The Redding Marathon Events
Crystal Springs Trail Run logo

Crystal Springs Trail Run

Woodside, CA

Sunday, January 18th, 2026

Half
Marathon
Ultra
Trail
View details for race Crystal Springs Trail Run
2026 Surf City Marathon & Half Marathon logo

2026 Surf City Marathon & Half Marathon

Huntington Beach, CA

Saturday, January 31st, 2026

5K
Half
Marathon
View details for race 2026 Surf City Marathon & Half Marathon
Ventura Marathon logo

Ventura Marathon

Ventura, CA

Sunday, February 22nd, 2026

Marathon
Half
BQ
View details for race Ventura Marathon
SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K logo

SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K

Huntington Beach, CA

Saturday, February 28th, 2026

5K
10K
Half
Trail
View details for race SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K
Catalina Island Marathon, 10K, 5K logo

Catalina Island Marathon, 10K, 5K

Avalon, CA

Saturday, March 14th, 2026

Marathon
10K
5K
Trail
View details for race Catalina Island Marathon, 10K, 5K
Redwood (Spring) Trail Run logo

Redwood (Spring) Trail Run

Oakland, CA

Saturday, March 21st, 2026

Half
Marathon
Ultra
View details for race Redwood (Spring) Trail Run
Bakersfield Marathon logo

Bakersfield Marathon

Bakersfield, CA

Saturday, March 21st, 2026

Marathon
Half
10K
View details for race Bakersfield Marathon
Pre-Registration Bakersfield Marathon 2026 logo

Pre-Registration Bakersfield Marathon 2026

Bakersfield, CA

Sunday, March 22nd, 2026

Marathon
Half
10K
View details for race Pre-Registration Bakersfield Marathon 2026
Modesto Marathon logo

Modesto Marathon

Modesto, CA

Sunday, March 22nd, 2026

10K
1 Mile
5K
View details for race Modesto Marathon
Bedrock Valley Trail Runs logo

Bedrock Valley Trail Runs

Hemet, CA

Saturday, April 11th, 2026

Marathon
Half
15K
Trail
Fast
View details for race Bedrock Valley Trail Runs
Mountains 2 Beach Marathon and Half logo

Mountains 2 Beach Marathon and Half

Ventura, CA

Saturday, April 18th, 2026

Marathon
Half
10K
BQ
View details for race Mountains 2 Beach Marathon and Half
Horseshoe Lake Trail Run logo

Horseshoe Lake Trail Run

La Honda, CA

Saturday, April 18th, 2026

1 Mile
Half
Ultra
Trail
View details for race Horseshoe Lake Trail Run
The Hoag OC Marathon Running Festival logo

The Hoag OC Marathon Running Festival

Costa Mesa, CA

Saturday, May 2nd, 2026

5K
Half
Marathon
View details for race The Hoag OC Marathon Running Festival
The 2026 Hoag OC Marathon Running Festival (Expo Registration) logo

The 2026 Hoag OC Marathon Running Festival (Exp...

Costa Mesa, CA

Saturday, May 2nd, 2026

5K
Half
Marathon
View details for race The 2026 Hoag OC Marathon Running Festival (Expo Registration)
2026 Avenue of the Giants Marathon logo

2026 Avenue of the Giants Marathon

Arcata, CA

Sunday, May 3rd, 2026

Marathon
Half
10K
Fast
View details for race 2026 Avenue of the Giants Marathon

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