Desert Solstice

The Desert Solstice 24 Hour and 100 Mile Track Invitational is a premier ultrarunning event held at Central High School Track in Phoenix, AZ. Scheduled for December 20-21, 2025, this competitive meet is designed for elite runners aiming to set national and world records. The event features a limited entry of 25 runners for both the 24-hour and 100-mile races, with strict qualification standards.

Participants can earn prize money based on their performance, and the event serves as a qualifier for the USA 24 Hour National Team. The Desert Solstice has a rich history of record-setting performances, making it a significant event in the ultrarunning community. Visit the organization's website for the most recent information.