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Ultra Marathons Found In San Diego, California

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Ultra Marathons in & near San Diego, California 2025 - 2026

The most comprehensive list of Ultra Marathons in and near San Diego, California in 2025 - 2026. Find your perfect race!

Race Calendar: Ultra Marathons Found In San Diego, California

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Kids Walk

Loma Linda, California
01 Sep 25 - 30 Sep 25
Free - $16.90
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Mount to Coast presents Badwater Salton Sea

Borrego Springs, California
26 Apr 25 - 27 Apr 25
$394.75 - $499.75
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Bedrock Valley Trail Runs

Hemet, California
05 Apr 25 - 06 Apr 25
$16.90 - $144.10

Mount to Coast presents Badwater Salton Sea

Borrego Springs, California
26 Apr 25 - 27 Apr 25
$394.75 - $499.75

Orange County Multi-Sport Festival

Mission Viejo, California
27 Apr 25
$66.80 - $320.60

Run4Kids Ultra Running Party

Corona, California
02 May 25 - 03 May 25
$84.74 - $158.94

Proctor Valley Monster Endurance Run

Chula Vista, California
17 May 25
$62.30 - $103.50

Avalon Benefit 50 Mile/50K Run

Avalon, California
10 Jan 26
$99.40 - $304.25

San Diego 50 & Trail Runs

Escondido, California
10 Jan 26
$16.90 - $144.10

9th Annual BRAVE Race 2026

Aliso Viejo, California
22 Feb 26
Free - $56.00

Kids Walk

Loma Linda, California
01 Sep 25 - 30 Sep 25
Free - $16.90
Showing 1-9 of 9 results