Zumbro Endurance Run
Kellogg, United States • 10-11 Apr 2026
Zumbro Endurance Run - April 10 and 11, 2026
The Zumbro Endurance Run is a multi-distance trail running event held at the Zumbro Bottoms Management Unit near Theilman, Minnesota. The event runs across two days in April 2026 and lists distance-specific pages, maps, course data, and a schedule of events for participants and support crews.
Distances offered:
- 100 Mile
- 50 Mile
- 34 Mile
- 17 Mile
The event is presented as part of the Endless Summer Trail Run Series and is organized under Rocksteady Running. Registration opens on January 1, 2026 at 9:00 AM CT and closes on April 2, 2026 at 11:59 PM CT or earlier if the field limit is met. The event site includes separate information pages for each race distance, results and splits archives, photo and video galleries, and volunteer information and assignments.
Course materials include maps and data for the different distances. The event provides results pages and maintains race records and splits from previous editions. Volunteer roles, aid station guidance, and a knowledge base for volunteer jobs are listed alongside assignment updates. Media available from prior editions includes race photos and video that document course features and support operations. Visit the organization's website for the most recent information.