Iron Will Backroads
Enterprise, United States • 16 May 2026
Iron Will Backroads - Enterprise, KS
Iron Will Backroads is an ultrarunning event held on May 16, 2026, near Enterprise, Kansas, offering multiple race distances on a looped course. The 100-mile course is described as nine loops of 11.15 miles for a total of 100.35 miles. The route uses gravel roads and a rail trail with very little asphalt; the rail trail section runs alongside an active historic train.
Distances
- 50K
- 100K
- 100 Mile (9 x 11.15 loops, 100.35 miles)
The course includes a manned aid station located at mile 6 of each loop. Pacers are allowed beginning on loop number 6; only one pacer may accompany a runner at a time and all pacers must sign a waiver. No drop downs or distance changes are permitted after the race has begun.
Entry fees listed are 50K $125, 100K $175, and 100 Mile $225. Registration closes on Wednesday, May 13 at 11:59 PM CT, and registering by April 23, 2026 guarantees a shirt. All participants receive a tri blend shirt. Awards are given to male and female winners in each race, and all finishers receive finisher buckles. The event offers 100 percent deferrals within 30 days of the event without requiring a reason. Visit the organization's website for the most recent information.