California Ultra Races
Upcoming ultra races in California, sorted by date.
Nov 2026
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Dec 2026
San Joaquin River Trail 10k/25k/50k
Friant, CA · from $55
Woodside Ramble
Woodside, CA
New Year's One Day
San Jose, CA · from $90
Jan 2027
Badwater 267 VR
Virtual · from $99
San Diego 50 & Trail Runs
Escondido, CA · from $15
Avalon Benefit 50 Mile/50K Run
Avalon, CA · from $165
SPASM Crystal Springs Trail Run
Woodside, CA · from $60
Feb 2027
Golden Gate Trail Run
Sausalito, CA · from $60
Dalton Canyon Ultra
Glendora, CA · from $65
Camino Real Double
Lake Forest, CA · from $149
FOURmidable
Auburn, CA · from $50
Montara Mountain Trail Run
Pacifica, CA · from $60
L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER DOG RUN/WALK & BIKE RIDE
Los Angeles, CA · Virtual option · from $11
Mar 2027
VALENCIA Trail Race
Valencia, CA · from $107
Redwood (Spring) Trail Run
Oakland, CA · from $30
Apr 2027
Release the Kraken 5K. 10K. 18 Miler & 50K
Long Beach, CA · from $40
Solvang Double Century
Buellton, CA
Run4Kids Ultra Running Party
Corona, CA · from $59
SPASM Lake Chabot Trail Run
Castro Valley, CA · from $60
Silver Moon Race: Kings River
Reedley, CA · from $90
Mountains 2 Beach Marathon and Half
Ventura, CA · from $26
Horseshoe Lake Trail Run
Los Gatos, CA · from $60
Badwater 267 VR Elite
Virtual · from $135
May 2027
Santa Clarita Trail Race
Santa Clarita, CA · from $80
Miwok 100K Trail Race presented by The North Face
Stinson Beach, CA · from $310
Paiute Meadows Trail Run
Susanville, CA
Grizzly Peak Trail Run (Postponed until 2028)
Berkeley, CA · from $60
Cycle of Hope
Virtual · from $75
Diablo Trail Run
Clayton, CA · from $50
Cinderella Trail Run
Oakland, CA · from $60
Jun 2027
Shadow of the Giants 50k & 20k Run
Fish Camp, CA · from $99
Run the Robie (100 Mile relay )
Auburn, CA · Virtual option · from $50
Jul 2027
Aug 2027
Sep 2027
Chupacabra 5K. 10K. 18 Miler & 50K
Long Beach, CA · from $40
Mile Madness Endurance Run
Auburn, CA · from $85
Oct 2027
Race listings come from RunSignup. Dates, prices and details can change, so confirm on the race's registration page.