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Half Marathons found in California in April

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Half Marathons in California in April 2026

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

Race Calendar: Half Marathons found in April

🚀Boosted

Nail the Rail Half Marathon, 10K & 5K

Shasta Lake, California
25 Apr 26
$31.74 - $74.14
🚀Boosted

Mountains 2 Beach Marathon and Half

Ventura, California
18 Apr 26 - 19 Apr 26
$22.19 - $149.39
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Bedrock Valley Trail Runs

Hemet, California
11 Apr 26 - 12 Apr 26
$16.90 - $112.30

Mountains 2 Beach Marathon and Half

Ventura, California
18 Apr 26 - 19 Apr 26
$22.19 - $149.39

Nail the Rail Half Marathon, 10K & 5K

Shasta Lake, California
25 Apr 26
$31.74 - $74.14
Showing 1-3 of 3 results