Privacy PolicyTerms of ServiceContactAdd Your Race

© 2025 Find The Run. All rights reserved.

Trail

Fast

BQ

Search Radius50 mi100 mi50

Upcoming Ultra Races Near Clayton, CA

ZombieRunner Quarry Lakes logo

ZombieRunner Quarry Lakes

Fremont, CA

Saturday, December 6th, 2025

Featured
5K
10K
Half
Trail
Fast
View details for race ZombieRunner Quarry Lakes

Want to feature your race?

Get your race seen first by thousands of runners
Learn More
Learn how to feature your race
New Year's One Day logo

New Year's One Day

San Jose, CA

Wednesday, December 31st, 2025

Ultra
5K
View details for race New Year's One Day
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
Golden Gate Trail Run logo

Golden Gate Trail Run

Sausalito, CA

Saturday, February 7th, 2026

Half
Ultra
Marathon
View details for race Golden Gate Trail Run
Montara Mountain Trail Run logo

Montara Mountain Trail Run

Pacifica, CA

Saturday, February 21st, 2026

10K
Half
Marathon
Trail
View details for race Montara Mountain Trail Run
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
SPASM Lake Chabot Trail Run logo

SPASM Lake Chabot Trail Run

Castro Valley, CA

Saturday, April 11th, 2026

Half
Marathon
Ultra
Trail
View details for race SPASM Lake Chabot Trail Run
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
Ride 4A Reason 2026 logo

Ride 4A Reason 2026

Oakland, CA

Saturday, April 25th, 2026

10 Miles
Ultra
View details for race Ride 4A Reason 2026
Miwok 100K logo

Miwok 100K

Stinson Beach, CA

Saturday, May 2nd, 2026

Ultra
Trail
View details for race Miwok 100K
Grizzly Peak Trail Run logo

Grizzly Peak Trail Run

Berkeley, CA

Saturday, May 9th, 2026

10K
Half
Ultra
Trail
View details for race Grizzly Peak Trail Run
Cinderella Trail Run logo

Cinderella Trail Run

Oakland, CA

Saturday, May 30th, 2026

Half
Ultra
Marathon
Trail
View details for race Cinderella Trail Run

Explore more in Clayton, CA

Distances:

5K10KHalf MarathonMarathon

Months:

NovemberDecemberJanuary

Tags:

TrailBoston QualifiersFast Courses

State:

All California races

Don't see your race? Add it!

Add Your Race (Free)