Merus Ultra
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Merus Marathon & Ultra
The Merus Marathon & Ultra takes place on Saturday, April 11, 2026, in Claude, Texas. The event location is Merus Adventure Park in the Palo Duro Canyon, at 4510 County Rd 9, Claude, TX 79019.
Distances and registration details
The event includes multiple race distances:
- 52.4 Mi
- 26.2 Mi
- 13.1 Mi
- 10k
- 5k
- Youth Trail Run
Entry fees listed for some events are $140 for the 52.4 mile race, $100 for the 26.2 mile race, $50 for the 10k, $30 for the 5k, and $10 for the youth run. Registration for most listed events closes December 31, 2025. Registration for the youth trail run closes April 11, 2026.
Course, terrain and elevation
The course is set within Merus Adventure Park and the Palo Duro Canyon. The rim elevation is 3,412 feet and the lowest point at the park is 2,500 feet. The route includes elevation changes commonly ranging from 100 to 500 feet. Surface types on the course include sand, sandstone, red dirt, rock, stone, and clay. Visit the organization's website for the most recent information.