To Bone and Back Relay
JUN
27
2026
A classic 40-mile relay race in Idaho Falls with options for teams and solo runners. Choose from multiple team categories or tackle the full distance alone. This long-running event offers a variety of distances for everyone.
Sat 27 Jun 2026
40 miles
20 miles
10 miles
5 miles
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Event Details
The To Bone and Back Relay is a 40-mile running event in Southeast Idaho. It has been held for 34 years. The event takes place on Saturday, June 27, 2026, in Idaho Falls, Idaho.
Events and Distances
Participants can choose from several relay team options or run individually. The main event is a 40-mile relay course. The available events are:
- 40-Mile Solo
- 2-Person Relay
- 4-Person Relay
- 8-Person Women's Relay
- 8-Person Men's Relay
- 8-Person Coed Relay
- 8-Person Family Relay
- 8-Person High School Girls Relay
- 8-Person High School Boys Relay
- 8-Person High School Coed Relay
- 5-Mile Solo
Registration Information
Registration fees vary by event. The 40-Mile Solo costs $45. Most relay events cost $24, and the 2-Person Relay costs $25. Prices increase after April 1, 2026. The event address is 4941 1st St, Idaho Falls, ID 83401. Visit the organization's website for the most recent information.
40 mi
40-Mile Solo
20 mi
2-Person Relay
10 mi
4-Person Relay
5 mi
8-Person High School Coed Relay
5 mi
8-Person Coed Relay
5 mi
5-Mile Solo
5 mi
8-Person Women's Relay
5 mi
8-Person Men's Relay
5 mi
8-Person High School Girls Relay
5 mi
8-Person High School Boys Relay
5 mi
8-Person Family Relay
