Marathon races in Idaho, United States — 2026 running calendar
15 events found
Jun
20
Boise Marathon
Boise, Idaho, United States
Running
Marathon
Half-Marathon
10K
5K
Jun
05
Run Bear Lake - Idaho
Paris, Idaho, United States
Running
Marathon
Half-Marathon
Feb
01
Race Through Idaho 1M, 5K, 10K, 13.1, 26.2 - Now Only $20!
Boise, Idaho, United States
$20.00
Running
1.6K
5K
10K
Half-Marathon
+1
Boise Marathon
Boise, Idaho, United States
Jun 20, 2026 (Sat)
Running
Marathon
Half-Marathon
10K
5K
Run Bear Lake - Idaho
Paris, Idaho, United States
Jun 5, 2026 (Fri)
Running
Marathon
Half-Marathon
Race Through Idaho 1M, 5K, 10K, 13.1, 26.2 - Now Only $20!
Boise, Idaho, United States
Feb 1, 2026 (Sun)
– Dec 31, 2026
$20.00
Running
1.6K
5K
10K
Half-Marathon
+1