United States · Idaho
Idaho Race Calendar
Browse 5Ks, marathons, triathlons, cycling and more across Idaho — explore top cities, sports and upcoming dates.
- Events
- 193
- Cities with events
- 60
- Next race
- Oct 11
Last updated:
About
Racing in Idaho
Idaho lists 193 active races, with the busiest race scenes in Boise, Idaho Falls and Coeur d'Alene. Running leads the Idaho calendar, alongside other running, cycling, swimming and multisport events across the state. Whether you're chasing a first 5K or a marathon PR, every listing below includes dates, distances and a direct link to register.
Every distance
From 5Ks and 10Ks to half marathons and longer, Idaho's calendar spans road, trail, cycling, swimming and triathlon events.
When to race
Spring and fall are the busiest seasons, but you will find events on the calendar throughout the year.
Easy to register
Every event shows its distances and dates with a direct link to the official registration page.
Coming soon
Upcoming Races in Idaho
City of Trees Marathon
Idaho Running Day
Greek 5K
WIINing Warriors Flock Walk
Naples CX
Sled Hill CX
YMCA Halloween Freaky 5K and Monster Mile
Trick or Trot
Haunted Half Marathon and 5k by Run the Undergrad
The Ada County Victim Services Center 5,000-Mile Challenge, by F3 Boise
Browse by sport
Popular sports in Idaho
Most active
Top cities for races
Browse by city
All cities in Idaho
Good to know
Frequently asked questions
Everything you need to know about finding and registering for races in Idaho.
Browse all events →How many races are there in Idaho?
Which Idaho cities host the most races?
When is race season in Idaho?
Are there beginner-friendly races in Idaho?
How do I register for a race?
Ready to find your next race?
Browse every event in Idaho with dates, distances and registration links.
Browse all Idaho races