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Marathons found in California in December
View all ↓Marathons in California in December 2026
Find A Race is the US's favourite event listings site. Check out our list of December 2026 Marathons in California below.
Race Calendar: Marathons found in December
🚀Boosted
Santa To The Sea 1/2 Marathon, 1/4 Marathon & 5K
Oxnard, California
Sat 12 Dec 26 - Sun 13 Dec 26
$11.60 - $149.39
🚀Boosted
The Blackhorse Marathon in Honor of MG(R) Sunell
Fort Irwin, California
Fri 11 Dec 26
Free - $38.10
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The Blackhorse Marathon in Honor of MG(R) Sunell
Fort Irwin, California
Fri 11 Dec 26
Free - $38.10
Santa To The Sea 1/2 Marathon, 1/4 Marathon & 5K
Oxnard, California
Sat 12 Dec 26 - Sun 13 Dec 26
$11.60 - $149.39
Holly Jolly Marathon, half, 5k 10k
Camarillo, Ventura
Sun 20 Dec 26
$165.00
LOOK GOOD FEEL GOOD SAN LEANDRO 5K, 10, HALF MARATHON & MARATHON
San Leandro, California
Mon 13 Jul 26 - Sat 02 Oct 27
$34.00 - $96.40
Miles For Meals Virtual Triathlon and Virtual Marathon
Sacramento, California
Sun 01 Nov 26 - Tue 01 Dec 26
$96.40 - $107.00
Showing 1-5 of 5 results