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Ultra Marathons found in California in May

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Ultra Marathons in California in May 2027

Find A Race is the US's favourite event listings site. Check out our list of May 2027 Ultra Marathons in California below.

Race Calendar: Ultra Marathons found in May

πŸš€Boosted

Grizzly Peak Trail Run (Postponed until 2028)

Berkeley, California
Sat 08 May 27
Free - $96.40
πŸš€Boosted

2027 Cal Tri Ventura - 5.2.27

Ventura, California
Sun 02 May 27
$42.19 - $526.00
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Miwok 100K Trail Race presented by The North Face

Stinson Beach, California
Sat 01 May 27
$175.00 - $460.00

Santa Clarita Trail Race

Santa Clarita, California
Sat 01 May 27
$48.70 - $181.20

2027 Cal Tri Ventura - 5.2.27

Ventura, California
Sun 02 May 27
$42.19 - $526.00

Grizzly Peak Trail Run (Postponed until 2028)

Berkeley, California
Sat 08 May 27
Free - $96.40

Cycle of Hope

Dublin, California
Sun 23 May 27
$15.00 - $100.00

Diablo Trail Run

Clayton, California
Sun 23 May 27
Free - $96.40

Cinderella Trail Run

Oakland, California
Sun 30 May 27
Free - $96.40
5.0

Paiute Meadows Trail Run

Susanville, California
Sat 08 May 27
$48.70 - $133.50
Showing 1-8 of 8 results