Black Canyon Ultras
Mayer, United States • 14-15 Feb 2026
Black Canyon Ultras : February 14-15, 2026
The Black Canyon Ultras are point-to-point trail ultras on the Black Canyon National Recreation Trail near Mayer and New River, Arizona. Distances offered:
- 100K
- 50K
The event is organized by Aravaipa Running and lists HOKA among partners. The 100K is a Western States 100 qualifier requiring completion under 17 hours to be eligible for the lottery. The 100K is also part of the World Trail Majors collection. Entry limits are 1,200 runners for each distance.
Course and logistics
Both courses start near Mayer High School and follow the non-motorized Black Canyon Trail over desert singletrack, jeep roads, and sections of an old stagecoach route. The 100K covers about 62.2 miles with an estimated +5,219 ft gain and -7,337 ft loss; the 50K covers about 32.2 miles with an estimated +2,004 ft gain and -4,005 ft loss. The 100K finish is at Emery Henderson Trailhead; the 50K finish is at Deep Canyon Ranch.
Aid stations: the 100K has nine aid stations spaced roughly 4.5-9 miles; the 50K has six aid stations spaced 4.5-8 miles. GU Roctane, gels, Gatorade, salt tabs, and a mix of hot and cold food options are provided. Drop bags and crew access are allowed at specified aid stations; pacers are permitted only on the 100K from Deep Canyon Ranch and may switch at Table Mesa. Cutoffs are enforced and the race is cupless - runners must carry their own drink vessel. Visit the organization's website for the most recent information.