Star Valley Half Marathon

Prepare for an unforgettable journey at the Star Valley Half Marathon and 5K, set for July 11, 2026, in the picturesque town of Thayne, Wyoming. This exceptional event offers runners a chance to immerse themselves in the stunning landscapes of the Greater Yellowstone Ecosystem, navigating a point-to-point course that blends challenging terrain with breathtaking scenery. Starting amidst the majestic foothills of the Bridger-Teton National Forest, participants in the half marathon begin at an elevation of approximately 7,000 feet, embarking on a very gradual downhill descent through charming communities like Turnerville and Bedford, before reaching the finish line at Thayne Elementary School.

The Star Valley Half Marathon is more than just a race; it's a heartfelt community celebration dedicated to the memory of Jeremy Kunz, a beloved local runner. As you traverse the course, you'll be treated to abundant trees and captivating views of the surrounding Salt River Mountain Range and rolling farmlands, with the initial miles offering a notable downhill advantage before the route generally flattens. Aid stations are strategically placed approximately every 2-3 miles, offering water, sports drinks, portable toilets, and various fuel options like fruit and candy to keep you energized. The race also proudly supports local families in need, channeling proceeds to assist those facing medical crises or unexpected hardships, adding a profound layer of purpose to every stride.

Experience the warm camaraderie and supportive atmosphere that defines this event, attracting runners and walkers of all abilities. Typical race day conditions in Thayne, Wyoming, for July bring comfortable average lows around 42°F, rising to average highs of 77°F, creating an ideal climate for a summer run. Finishers are awarded custom medals, and top age group performers receive special recognition, celebrating individual achievements within this deeply spirited community gathering. Whether you're chasing a personal best or simply soaking in the beauty and positive energy, the Star Valley Half Marathon offers an unforgettable experience.