The CDA Ultra 73.2 is a two-day endurance Ultra taking place September 10–11, 2027, featuring four race options built around the full, scenic 73.2-mile Trail of the Coeur d’Alenes—from Plummer, Idaho to Mullen, Idaho.

-Friday, September 10th

Bike Race: Take on the complete 73.2-mile course by bicycle—an exhilarating test of speed, stamina, and grit.
Duathlon: A dynamic race combining running and cycling on the same full-length route, designed to challenge athletes across disciplines.

-Saturday, September 11
6 or 12 Man Relay: Team up for the 73.2-mile journey in a fast, strategic relay format—perfect for groups, friends, and organizations looking to conquer the Trail together.
Solo Run Event: An all-in test of endurance as runners take on the full 73.2 miles from start to finish.

All events follow the full 73.2-mile route along the Trail of the Coeur d’Alenes, starting in Plummer, Idaho, and ending in Mullen, Idaho.

Untapped Sports and Fitness EXPO (September 9–12, 2027)
Get energized before race day at the Untapped Sports and Fitness EXPO at the CDA Casino, running September 9–12, 2027. Enjoy:
Vendors and industry partners
Food and community atmosphere
New product launches from Untapped Clothing.

Come for the expo, stay for the racing, and be part of a truly unforgettable endurance experience along the Trail of the Coeur d’Alenes.

Whether you chase a solo milestone, build a relay team, ride the trail, or tackle the duathlon blend, The CDA Ultra 73.2 is your chance to take on a North Idaho classic in a day that feels bigger than the miles.