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Ultra Marathons found in California in Winter

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Ultra Marathons in California in Winter 2026/27

Find A Race is the US's favourite event listings site. Check out our list of Winter 2026/27 Ultra Marathons in California below.

Race Calendar: Ultra Marathons found in Winter

πŸš€Boosted

San Diego 50 & Trail Runs

Escondido, California
Sat 09 Jan 27
$16.90 - $175.90
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L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER DOG RUN/WALK & BIKE RIDE

Los Angeles, California
Sat 20 Feb 27 - Sun 21 Feb 27
$13.00 - $81.00
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San Joaquin River Trail 10k/25k/50k

Friant, California
Sat 05 Dec 26
$59.30 - $165.30

New Year's One Day

San Jose, California
Thu 31 Dec 26
$96.40 - $218.30

San Diego 50 & Trail Runs

Escondido, California
Sat 09 Jan 27
$16.90 - $175.90

Avalon Benefit 50 Mile/50K Run

Avalon, California
Sat 09 Jan 27
$178.25 - $486.95

SPASM Crystal Springs Trail Run

Woodside, California
Sun 17 Jan 27
Free - $96.40

Dalton Canyon Ultra

Glendora, California
Sat 06 Feb 27
$69.90 - $133.50

Golden Gate Trail Run

Sausalito, California
Sat 06 Feb 27
Free - $96.40

FOURmidable

Auburn, California
Sat 13 Feb 27
$54.00 - $96.40

Camino Real Double

Lake Forest, California
Sat 13 Feb 27
$158.94

L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER DOG RUN/WALK & BIKE RIDE

Los Angeles, California
Sat 20 Feb 27 - Sun 21 Feb 27
$13.00 - $81.00

Montara Mountain Trail Run

Pacifica, California
Sat 20 Feb 27
Free - $96.40
5.0

Face In Water Endurance Multisport Challenge 2026

San Diego, California
Thu 01 Jan 26 - Thu 31 Dec 26
$54.00

Miles For Meals Virtual Triathlon and Virtual Marathon

Sacramento, California
Sun 01 Nov 26 - Tue 01 Dec 26
$96.40 - $107.00
Showing 1-13 of 13 results