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Ultra Marathons found in California in Fall

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Ultra Marathons in California in Fall 2026

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

Race Calendar: Ultra Marathons found in Fall

🚀Boosted

Harvest Hustle 5K 2026 Grace Church San Diego

San Diego, California
Sat 21 Nov 26
$48.70
🚀Boosted

AERC Mileage Challenge

Auburn, California
Tue 22 Sep 26 - Mon 30 Nov 26
$43.40
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Harvest Hustle 5K 2026 Grace Church San Diego

San Diego, California
Sat 21 Nov 26
$48.70

Face In Water Endurance Multisport Challenge 2026

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

AERC Mileage Challenge

Auburn, California
Tue 22 Sep 26 - Mon 30 Nov 26
$43.40

Miles For Meals Virtual Triathlon and Virtual Marathon

Sacramento, California
Sun 01 Nov 26 - Tue 01 Dec 26
$96.40 - $107.00
Showing 1-4 of 4 results