Idaho · Marathon · Half
Boise Marathon
Boise Marathon is a marathon and half marathon event held in Boise, Idaho. Its next confirmed date is Sunday, June 20, 2027. About 2,000 runners take part across all distances.
- Race day
- June 20, 2027
- Location
- Boise, ID
- Field size
- ~2,000 runners
Race details
- Date
- Sunday, June 20, 2027
- Location
- Boise, Idaho
- Distances
- Marathon, Half
- Field size
- About 2,000 runners
- Course
- Rolling hills
- Registration
- boisemarathon.com
- Official website
- boisemarathon.org
Registration, course & weather
- Registration status
- Open
- Entry fee
- Listed fee for the longest distance, $20 (from boisemarathon.com, checked October 5, 2026)
- Start time
- 6:04 AM MDT
- Course profile — Marathon
- Out-and-back course; Mostly road, some trail; Not USATF certified; Boston qualifier
- Course profile — Half Marathon
- Loop course; Road surface
About the Boise Marathon
A flat Boise River Greenbelt marathon weekend run in memory of Shay Hirsch, offering a Boston-qualifying course plus half, 10K and 5K options.
Rankings and notes
- Rankings and awards
- USATF-certified Boston qualifier; all proceeds to charity
- Notes
- Largest marathon in Idaho
More marathons in Idaho
Coming up next, by confirmed date.
More races in Boise
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Keep exploring
- All races in Idaho
- 5Ks in Idaho 37 upcoming races
- 10Ks in Idaho 18 upcoming races
- Half Marathons in Idaho 25 upcoming races
- Marathons in Idaho 14 upcoming races
- Running in Boise 19 upcoming races
- Half Marathons in the United States 1,828 upcoming races
- Marathons in the United States 649 upcoming races
- Summer Marathons
- June Marathons
- June races in Idaho
- Marathons in Washington 26 upcoming races
- Marathons in Utah 23 upcoming races
- Marathons in Nevada 14 upcoming races
- Marathons in Montana 11 upcoming races
Guides from the RaceRove blog
- 8 min read How to Choose Your First Marathon A practical checklist for choosing a first marathon based on course, weather, cutoff, travel, field size and support.
- 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.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Boise Marathon: common questions
- When is the Boise Marathon?
- The next confirmed date is Sunday, June 20, 2027.
- Where is the Boise Marathon held?
- In Boise, Idaho.
- What distances does the Boise Marathon offer?
- Marathon and Half.
- How many people run the Boise Marathon?
- About 2,000 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Boise Marathon?
- Registration is handled by the organiser at boisemarathon.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Boise Marathon?
- Yes — registration is open. Listed fee for the longest distance, $20 (from boisemarathon.com, checked October 5, 2026).
- What time does the Boise Marathon start?
- 6:04 AM MDT.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.