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Javelina Jundred

Fort McDowell, United States • 25-26 Oct 2025

Javelina Jundred is a unique and festive ultramarathon held annually at McDowell Mountain Regional Park near Fountain Hills, Arizona. The event features three race distances: 100 miles, 100 kilometers, and a 31-kilometer night trail run called Jackass Night Trail. The 100-mile race consists of five loops on rolling single-track desert trails, showcasing scenic views of the Sonoran Desert, giant saguaros, and granite boulders.

The course includes aid stations stocked with diverse food and drink options, and the race is known for its lively, costumed "Jalloween" party atmosphere. Javelina Jundred is also a Western States 100 qualifier and Golden Ticket race, offering automatic entries to top finishers. Camping, crew support, and pacers are integral parts of the experience, making it a social and challenging endurance event. Visit the organization's website for the most recent information.

United States Arizona Fort McDowell

Race information

Website Registration
100 mi
600 m+
100 Miler
100 km
600 m+
100k
31 km
600 m+
Jackass 31k
Visit the organization's website for the most recent information.
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