Jasper Mountain Trail Fest
Dayton, United States • 20 Jun 2026
The Jasper Mountain Trail Fest, held in Dayton, Washington, is a fundraising trail running event supporting the Jasper Mountain Reserve, a nature conservation area in the Blue Mountains. The festival offers four race options: a challenging 5-person relay covering 100 km, a solo half marathon (13.1 miles with 2,570 feet elevation gain), a solo full marathon (26.2 miles with 5,140 feet elevation gain), and a family-friendly 4.4-mile run with minimal elevation. Runners traverse single-track trails—Red, Green, and Black Loops—showcasing stunning natural scenery. The event includes camping near the start/finish line, emphasizing environmental respect, and provides a unique opportunity to experience rugged terrain while supporting wildlife habitat preservation. Visit the organization's website for the most recent information.