Javelina Jundred
Fort McDowell, United States • 31-1 Oct-Nov 2026
Event overview
Javelina Jundred is a multi-distance trail running event at McDowell Mountain Regional Park, located at the Four Peaks Staging Area (Javelina Jeadquarters) near Fountain Hills, Arizona. The event offers the following distances:
- 100 Mile
- 100K
- 31K
The event is known for costumes and a night race option called Jackass Night Trail. The 100 Mile race is a Western States 100 qualifier and a Golden Ticket race. To be eligible for the Western States lottery, a runner must complete the full 100 mile distance within the 30-hour limit. The Golden Ticket awards automatic Western States entry to the top two men and top two women, with bids sliding down to fifth place if needed.
Course, services and rules
The courses use loops on the Pemberton, Shallmo, Cinch, and Escondido Trails. The 100 Mile route includes one 22.3-mile loop and four 19.45-mile loops. Each loop has four on-course aid stations: Javelina Jeadquarters, Coyote Camp, Jackass Junction, and Rattlesnake Ranch. Longest aid gaps are about 6.5 to 6.6 miles; runners are advised to carry sufficient water.
Key stats: the 100 Mile has +6,296 ft elevation gain and a 30-hour time limit; the 100K has +3,956 ft and a 29-hour limit; the 31K has +1,164 ft and an 8.5-hour limit. The race is cupless: disposable cups are not provided at aid stations. Crew access is limited to Javelina Jeadquarters; pacers are allowed under specified rules and must follow event guidelines. Drop bags are available at Javelina Jeadquarters and Jackass Junction. Camping options include RV, car, BYO tent camping, and rental tents at Tent City. Visit the organization's website for the most recent information.