Black Canyon Ultras
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Black Canyon Ultras : event overview
The Black Canyon Ultras take place February 14-15, 2026 in Mayer and Spring Valley, Arizona. The event offers the following distances:
- 100K (62.2 miles)
- 50K (32.2 miles)
The races are point-to-point on the Black Canyon National Recreation Trail. The 100K starts near Mayer High School and finishes at Emery Henderson Trailhead near New River. The 50K finishes at Deep Canyon Ranch. Entry limits are 1,200 runners for each distance. Registration for the event closes February 7.
Course, aid and logistics
Both courses use singletrack, jeep roads, and sections of an old stagecoach route through the Sonoran Desert. Key stats for the 100K: time limit 20 hours, +5,219 ft gain, -7,337 ft loss, max elevation 4,199 ft. Key stats for the 50K: time limit 11 hours, +2,004 ft gain, -4,005 ft loss.
The 100K has nine aid stations spaced about 4.5-9 miles and permits drop bags at Bumble Bee, Deep Canyon Ranch, Table Mesa, and the finish. The 50K has six aid stations and allows a drop bag at the finish. GU Roctane, electrolyte drink, and a mix of sweet and savory foods are listed at aid stations. Pacers are allowed for the 100K starting at Deep Canyon Ranch; pacers are not allowed in the 50K.
Shuttle service is provided between Anthem Outlet Mall and the start and from the 100K finish back to Anthem. The 100K is a Western States 100 qualifier; runners must complete the 100K under 17 hours to be eligible for the WSER lottery. Awards include buckles for all 100K finishers and wooden medals for 50K finishers. Pricing tiers are listed for each distance. Visit the organization's website for the most recent information.