Race Discovery

Marathon races in Idaho, United States — 2026 running calendar

15 events found

Malad Valley Marathon
Sep
12

Malad Valley Marathon

Malad City, Idaho, United States
$25.00 - $90.00
Running
Marathon Half-Marathon 10K 5K +1
Priest Lake Marathon logo
Sep
19

Priest Lake Marathon

Priest Lake, Idaho, United States
$60.00 - $115.00
Running
Ultra Marathon Half-Marathon 10K
Hayden Lake Marathon logo
Oct
10

Hayden Lake Marathon

Hayden Lake, Idaho, United States
Free - $135.00
Running
Marathon Half-Marathon 10.5K 5K +2
City of Trees Marathon logo
Oct
11

City of Trees Marathon

Boise, Idaho, United States
$60.00 - $115.00
Running
Marathon Half-Marathon 10K 5K
Idaho Running Day logo
Oct
17

Idaho Running Day

Boise, Idaho, United States
$50.00 - $115.00
Running
Marathon Half-Marathon 10K 5K
Boise River Marathon logo
May
02

Boise River Marathon

Boise, Idaho, United States
$35.00 - $60.00
Running
Marathon Half-Marathon 10K 5K +1
Ymca Famous Idaho Potato Marathon & Fun Runs logo
May
15

Ymca Famous Idaho Potato Marathon & Fun Runs

Boise, Idaho, United States
$35.00 - $90.00
Running
Marathon Half-Marathon 10K 5K
Sandpoint Marathon
May
28

Sandpoint Marathon

Sandpoint, Idaho, United States
Running
5K 10K Half-Marathon Marathon
Cda Marathon logo
May
29

Cda Marathon

Coeur d'Alene, Idaho, United States
Free - $100.00
Running
1.6K Marathon Half-Marathon 10K +4
Pocatello Marathon logo
Sep
04

Pocatello Marathon

Pocatello, Idaho, United States
Free - $40.00
Running Wheelchair
Marathon Half-Marathon 10K 5K +8
Mesa Falls Marathon logo
Jul
18

Mesa Falls Marathon

Ashton, Idaho, United States
Running
Marathon Half-Marathon 10K 5K +1
Race the Wolf logo
Jun
20

Race the Wolf

Sandpoint, Idaho, United States
Trail running Running
8K 1.6K Marathon Half-Marathon