The Last Cowboy Backyard

O'Neill, United States • 25 Oct 2025

The Last Cowboy Backyard is Nebraska's inaugural Backyard Ultra event, set to take place in O'Neill, NE. This unique running challenge involves participants completing a 4.17-mile lap every hour until only one runner remains. The course utilizes the flat Cowboy Trail, making it ideal for achieving personal records. Runners can have a crew to assist them between laps, and awards include custom wooden plaques for all participants and a special buckle for the last person standing. The event welcomes runners of all levels, emphasizing the fun and community spirit of endurance racing. Visit the organization's website for the most recent information.

Race information

4 mi
4.17 Miles
Visit the organization's website for the most recent information.
Trail runs nearby