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Half Marathons Found In Idaho in October

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Half Marathons in Idaho in October 2025

Find A Race is the US's favourite event listings site. Check out our list of October 2025 Half Marathons in Idaho below.

Race Calendar: Half Marathons Found In October

🚀Boosted

City of Trees Marathon

Boise, Idaho
11 Oct 25
$49.11 - $112.59
🚀Boosted

Rush Creek Stampede

Cambridge, Idaho
04 Oct 25
$40.00 - $55.00
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Rush Creek Stampede

Cambridge, Idaho
04 Oct 25
$40.00 - $55.00

City of Trees Marathon

Boise, Idaho
11 Oct 25
$49.11 - $112.59

Hayden Lake Marathon

Hayden Lake, Idaho
11 Oct 25 - 19 Oct 25
$22.20 - $133.50

Idaho Running Day

Boise, Idaho
18 Oct 25
$48.70 - $101.70

Halloween Hustle

Coeur d'Alene, Idaho
26 Oct 25
$22.20 - $117.60

Boise Galloway Run Walk Run

Boise, Idaho
01 Feb 25 - 15 Nov 25
$107.00 - $279.25
Showing 1-6 of 6 results