Idaho · 5K
5K Races in Idaho
Idaho currently has 36 upcoming 5Ks with a confirmed date listed in RaceRove. Boise, Coeur d'Alene, Eagle and Twin Falls have the largest concentration of events.
May (8), April (7) and September (4) are the busiest months on the calendar right now. Another 31 annual 5Ks are waiting for next year's date to be announced.
- Upcoming, date confirmed
- 36
- Active listings
- 67
- Cities with races
- 33
More ways to browse Idaho
Upcoming 5Ks in Idaho
All 36 with a confirmed date, soonest first.
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Spirit of the Magic Valley Half Marathon, 10K & 5KTwin Falls, IDHalf Marathon10K5KKids 1 Mile ~400 runners
Dates come from each race's own listing. Always confirm on the organiser's site before you book travel.
Largest 5K events in Idaho
By estimated field size across all distances at the event.
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Aaron Butler Memorial Purple Heart Run: IdahoEagle, ID Usually held in August · next date not announced5K10K ~5,300 runners
When 5Ks happen in Idaho
- January
- 1 upcoming race
- February
- 1 upcoming race
- March
- 2 upcoming races
- April
- 7 upcoming races
- May
- 8 upcoming races
- June
- 2 upcoming races
- July
- 2 upcoming races
- August
- 2 upcoming races
- September
- 4 upcoming races
- November
- 4 upcoming races
- December
- 3 upcoming races
Idaho cities with the most 5Ks
- Boise
- 13 upcoming races
- Coeur d'Alene
- 4 upcoming races
- Eagle
- 2 upcoming races
- Twin Falls
- 2 upcoming races
- Nampa
- 1 upcoming race
- Rexburg
- 1 upcoming race
- Sandpoint
- 1 upcoming race
- Ashton
- 1 upcoming race
Running in Idaho cities
Annual events awaiting their next date
These 5Ks are held every year, but the next date isn't in the listing yet. The month shown is when each is usually held.
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Aaron Butler Memorial Purple Heart Run: IdahoEagle, ID Usually held in August · next date not announced5K10K ~5,300 runners
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City of Trees MarathonBoise, ID Usually held in October · next date not announcedMarathonHalf Marathon10K5K ~1,000 runners
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Halloween HustleCoeur d'Alene, ID Usually held in October · next date not announced5K10K0.5 Miles ~925 runners
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Hayden Lake MarathonHayden Lake, ID Usually held in October · next date not announcedMarathon10K5K6.55 Miles +1 more ~84 runners
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Angel Dash - Idaho Falls, IDIdaho Falls, ID Usually held in October · next date not announcedMemorial WalkTimed 5KVirtual
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Eternal Surrender Half MarathonCoeur D Alene, ID Usually held in October · next date not announced5K10KHalf Marathon
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Haunted Half Marathon and 5k by Run the UndergradRexburg, ID Usually held in October · next date not announcedHalf Marathon5K13.2 Miles
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Jackass Half Marathon & 5KKellogg, ID Usually held in October · next date not announcedJackass 5KJackass Half MarathonJackass Half Marathon (Walkers)Kid's Jackass Half Marathon
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Splash n Dash 5K Fun Run/Walk (3rd Annual)Burley, ID Usually held in August · next date not announced5K
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The Dwight Bershaw Memorial .5K Fun Run - THE RACE FOR THE REST OF US!Coeur D Alene, ID Usually held in September · next date not announced5K
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Tunnel to Towers 5K Run & Walk - North IdahoCoeur d"Alene, ID Usually held in September · next date not announced5K
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Tunnel to Towers 5K Run & Walk - Payette, IDPayette, ID Usually held in September · next date not announced5K
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Walk,Run,Read for Literacy! Sept. 19thCoeur d'Alene, ID Usually held in September · next date not announced5K1 Mile
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Wallace Huckleberry Festival and 5k Fun RunWallace, ID Usually held in August · next date not announced5K
5Ks in nearby states
Guides from the RaceRove blog
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 4 min read Diplo's Run Club 2026-27: Every City, Date and Course Diplo's Run Club is a 5K with a post-race concert. Every US date for 2026-27 (San Francisco, New York, Los Angeles, San Diego and Phoenix), start times and courses.
- 9 min read What's a Good 5K Time? Average Running Speed by Age and Sex Good 5K times by age and sex, from beginner to elite, and the average running speed in mph and km/h from the mile to the marathon, from the standards our free tool uses.
- Blog All guides Planning advice for finding, choosing and travelling to races.
5K Races in Idaho: common questions
- How many 5Ks are there in Idaho?
- RaceRove currently lists 36 upcoming 5Ks in Idaho with a confirmed date, plus 31 annual events whose next date hasn't been announced yet.
- How long is a 5K?
- A 5K is 3.1 miles (5 kilometres).
- Which Idaho cities have the most 5Ks?
- By upcoming events listed in RaceRove: Boise (13), Coeur d'Alene (4), Eagle (2), Twin Falls (2) and Nampa (1).
- When is 5K season in Idaho?
- Of the upcoming 5Ks listed, the busiest months are May (8), April (7) and September (4).
- What is the biggest 5K in Idaho?
- By estimated field size, the largest event with a 5K listed in Idaho is the St. Luke's FitOne 5K/10K/Half Marathon, with about 12,000 runners across all of its distances.
Search every 5K in Idaho
Filter by month, course profile and field size, save races to a shortlist and compare them side by side in the interactive search.