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Marathons Found In Idaho in Spring

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Marathons in Idaho in Spring 2026

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

Race Calendar: Marathons Found In Spring

🚀Boosted

CDA Marathon

Coeur d'Alene, Idaho
Sat 23 May 26
Free - $122.90
🚀Boosted

Boise River Marathon

Eagle, Idaho
Sat 02 May 26
$49.11 - $102.01
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Undergrad Spring 2026

Rexburg, Idaho
Sat 21 Mar 26
$27.50 - $96.40

Boise River Marathon

Eagle, Idaho
Sat 02 May 26
$49.11 - $102.01

YMCA Famous Idaho Potato Marathon & Fun Runs

Boise, Idaho
Sat 16 May 26
$38.96 - $97.68

CDA Marathon

Coeur d'Alene, Idaho
Sat 23 May 26
Free - $122.90
Showing 1-4 of 4 results

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