Running Race Calendar in Idaho, United States

YMCA Famous Idaho Potato Marathon & Fun Runs

Boise, Idaho, United States

16 May, 2026 (Sat)

Running

Marathon Half-Marathon 10K 5K

Alturas International Academy Fun Run

Idaho Falls, Idaho, United States

16 May, 2026 (Sat)

Running

10K 5K 1.6K

ZD30 First Push (1 Mile, 5K, and 10K)

Boise, Idaho, United States

16 May, 2026 (Sat) – 06 Nov, 2026

$30.00 - $50.00

Running

1.6K 5K 10K +2

Honor Run 5K and 1/4 mile stroll

Eagle, Idaho, United States

16 May, 2026 (Sat)

Running

5K 6.4K

Rivaura Rosé River Run/Walk

Juliaetta, Idaho, United States

10 May, 2026 (Sun)

Running

5K

Boise Greenbelt Relays & 50 Mile Ultra

Boise, Idaho, United States

09 May, 2026 (Sat)

Running

Ultra

Over the Top

Pocatello, Idaho, United States

09 May, 2026 (Sat)

Running

30K Half-Marathon 10K 5K

Long Bridge Half-Marathon

Sandpoint, Idaho, United States

09 May, 2026 (Sat)

Running

Half-Marathon 10K 5K

SoleKIDs - All Valley Spring Championship 5K

Boise, Idaho, United States

09 May, 2026 (Sat)

Running

5K

RHS Annual Hustle for Mental Health

Idaho Falls, Idaho, United States

09 May, 2026 (Sat)

Running

5K

2026 Mother's Day Virtual 5k - Boise

Boise, Idaho, United States

09 May, 2026 (Sat) – 11 May, 2026

Running

5K

Boise River Marathon

Eagle, Idaho, United States

02 May, 2026 (Sat)

Running

Marathon Half-Marathon 10K 5K