Dayton, WA | Saturday, June 20, 2026Registration Open
USA Track & Field-Sanctioned Event 2026 Jasper Mountain Trail Fest Video Introduction Welcome to one of the most unique and rewarding trail running experiences in the Pacific Northwest. Jasper Mountain Trail Fest features some of the best-maintained and most thoughtfully designed single-track trails in Eastern Washington, set within the protected Jasper Mountain Reserve , an environmental 501(c)3 non-profit organization dedicated to conservation and public enjoyment. Whether you are a seasoned trail runner looking for a rugged, higher-elevation challenge, a marathoner ready to push your limits off-road, or a team eager to take on a truly one-of-a-kind relay adventure, this event delivers. With distances ranging from a family-friendly 7K to a demanding full marathon and an all-day relay, there is something here for every level of runner. Come test yourself on beautiful, wild terrain while supporting conservation and experiencing a trail system that truly stands apart. For 2026, we are offering four unique race options: 1) Our classic (sixth annual!) 4-person relay race, 52.4 miles total distance 2) Solo Half marathon, 13.1 miles with 2,570 feet of elevation gain 3) Solo Full marathon, 26.2 miles with 5,140 feet of elevation gain 4) Solo 7k Family Run (4.4 miles) with minimal elevation gain Price increases are on April 15, 2026, May 17, 2026, and June 13, 2026. Sign up by May 31, 2026 to guarantee you receive a race t-shirt and medal! (we have a few extras for late registrants on a first come-first serve basis). Contact info@jaspermountainreserve.org with any questions. All races take place on the following single track trails (click on each for details): Red Loop (3.3 miles) Green Loop (4.4 miles) Black Loop (5.4 miles) Reserve Information and Accommodations The start and finish line is at Jasper Mountain Reserve, Dayton, WA 99328. Type "Jasper Mountain Reserve" into Google or Apple Maps and follow online directions . Come and camp with us on our beau