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Half Marathons Found In Idaho Falls, Idaho
View all ↓Half Marathons in & near Idaho Falls, Idaho 2025 - 2026
The most comprehensive list of Half Marathons in and near Idaho Falls, Idaho in 2025 - 2026. Find your perfect race!
Race Calendar: Half Marathons Found In Idaho Falls, Idaho
35th Annual St. Patrick's Fun Run & Walk
Tuttle, Idaho
15 Mar 25
$38.10 - $59.30
Race to Robie Creek
Boise, Idaho
19 Apr 25
$78.73
Spring Dash
Coeur d'Alene, Idaho
26 Apr 25
$11.60 - $80.50
Boise River Marathon
Boise, Idaho
03 May 25
$59.69 - $112.59
YMCA Famous Idaho Potato Marathon & Fun Runs Presented by Idaho Potato Commission
Boise, Idaho
17 May 25
$38.96 - $97.68
Coeur d'Alene Marathon, Half, 10K, & 5K
Coeur d'Alene, Idaho
23 May 25 - 31 May 25
$27.50 - $122.90
Redfish Lake Lodge Memorial Weekend Run
Stanley, Idaho
24 May 25
Free - $80.50
Spirit of Magic Valley Half Marathon - 10K - 5K - Kids 1 mile runs
Twin Falls, Idaho
07 Jun 25
$22.66 - $75.56
Boise Marathon
Boise, Idaho
21 Jun 25
$38.53 - $80.85
Christmas 5K/10K/Half Marathon in July - Boise
Boise, Idaho
12 Jul 25 - 13 Jul 25
$33.60 - $49.10
25th Annual Pocatello Marathon
Pocatello, Idaho
30 Aug 25
Free - $75.20
Falls2Falls 2025
Twin Falls, Idaho
27 Sep 25
$11.60 - $69.90
Hayden Lake Marathon, Half, Quarter, & 5K
Hayden Lake, Idaho
10 Oct 25 - 19 Oct 25
$22.20 - $112.30
City of Trees Marathon
Boise, Idaho
11 Oct 25
$49.11 - $102.01
Idaho Running Day
Boise, Idaho
18 Oct 25
$38.10 - $69.90
Boise Galloway Run/Walk/Run
Boise, Idaho
01 Feb 25 - 15 Nov 25
$107.00 - $279.25
Showing 1-16 of 16 results