Idaho · 100 Miler
IMTUF 100 - Idaho Mountain Trail Ultra Festival
IMTUF 100 - Idaho Mountain Trail Ultra Festival is a 100 Miler event held in McCall, Idaho. It was last held on September 19, 2026 and is usually run in September; the next date hasn't been announced yet. About 126 runners take part across all distances.
- Usually held
- September
- Location
- McCall, ID
- Field size
- ~126 runners
Race details
- Last held
- September 19, 2026
- Usually held in
- September
- Location
- McCall, Idaho
- Distances
- 100 Miler
- Field size
- About 126 runners
- Registration
- imtuf100.com
About the IMTUF 100 - Idaho Mountain Trail Ultra Festival
IMTUF 100 - Idaho Mountain Trail Ultra Festival in McCall, ID.
More races in McCall
-
Endless Trails Series RegistrationsMcCall, IDVirtual virtuosoVirtual long legsIn-person long legsVirtual shorties +2 more
More upcoming races in Idaho
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
- September races in Idaho
- Races in Washington 242 upcoming races
- Races in Oregon 92 upcoming races
- Races in Utah 120 upcoming races
- Races in Montana 68 upcoming races
Guides from the RaceRove blog
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- 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.
- 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.
- Blog All guides Planning advice for finding, choosing and travelling to races.
IMTUF 100 - Idaho Mountain Trail Ultra Festival: common questions
- When is the IMTUF 100 - Idaho Mountain Trail Ultra Festival?
- The next date hasn't been announced in the listing yet. The race is usually held in September. Check the organiser's website for the official date.
- Where is the IMTUF 100 - Idaho Mountain Trail Ultra Festival held?
- In McCall, Idaho.
- What distances does the IMTUF 100 - Idaho Mountain Trail Ultra Festival offer?
- 100 Miler.
- How many people run the IMTUF 100 - Idaho Mountain Trail Ultra Festival?
- About 126 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 IMTUF 100 - Idaho Mountain Trail Ultra Festival?
- Registration is handled by the organiser at imtuf100.com. Entry fees, caps and deadlines are set there.
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.