Teton Dam Marathon

JUN
6
2026
Annual road race in Rexburg, Idaho on June 6, 2026 offering distances from one mile to a full marathon and a kids race. The event is held around the anniversary of the 1976 Teton Dam collapse and typically draws more than a thousand runners.
Sat 6 Jun 2026
26 miles 13 miles 10 kilometers 5 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

Teton Dam Marathon

The Teton Dam Marathon is an annual road race held in Rexburg, Idaho. The 2026 edition takes place on June 6 and brings together runners from across the country. The event uses a city location listed at 35 N 1st East, Rexburg, ID 83440, and offers several race formats to accommodate different distances and age groups.

Race categories include:

  • Marathon (26.2 Mi)
  • Half marathon (13.1 Mi)
  • 10K (10 Km)
  • 5K (5 Km)
  • One mile
  • Kids race for ages 12 and under
  • Marathon relay team

The event is scheduled near the anniversary of the 1976 Teton Dam collapse. The source material notes that on June 5, 1976 the Teton River Dam failed, causing approximately $500 million in damage, eleven fatalities, and widespread homelessness in Wilford, Sugar City, Rexburg, Salem, Hibbard, Firth, Blackfoot, and Roberts. The race has been held each year around that anniversary and typically attracts more than a thousand runners.

Information provided for the event includes course maps, past race results, and category listings. The race description emphasizes the commemorative timing and the range of distance options available to participants. Visit the organization's website for the most recent information.

26 mi
Marathon
13 mi
Half Marathon
10 km
10k
5 km
1 Mile