Half Marathon races in Idaho
Find the list of upcoming Half Marathon races in Idaho races below.
20 races found
Search filter
Is Registration Open?
Race Date Range
States
Cities
Related Searches
Sort by
Race Through Idaho 1M, 5K, 10K, 13.1, 26.2 – Now Only $18!
36th Annual St. Patrick’s Fun Run & Walk
Undergrad Spring 2026
Race to Robie Creek®
Falls2Falls 2026
Spring Dash
Boise River Marathon
Long Bridge Half-Marathon
YMCA Famous Idaho Potato Marathon & Fun Runs
CDA Marathon
Redfish Lake Lodge Memorial Weekend Run
Spirit of Magic Valley Half Marathon – 10K – 5K – Kids 1 Mile
Race the Wolf
Boise Marathon
Christmas 5K/10K/Half Marathon in July – Boise
Priest Lake Marathon
City of Trees Marathon
Hayden Lake Marathon
Idaho Running Day
