The Grand Teton Half Marathon &amp; 5K and the Yellowstone Half Marathon &amp; 5K will take place on back-to-back weekends in June of 2025 and we can&#39;t wait to see all of you out there. Whether you&#39;re joining us for a 5K, determined to do a double, or planning to hang all EIGHT medals around your neck after completing the Grand Quad (yes, we said eight), we&#39;re here to pump you up along the way and cheer you on as you cross the finish line(s)!
Race Dates:  June 6, 2025 - Grand Teton 5K June 7, 2025 - Grand Teton Half Marathon June 13, 2025 - Yellowstone 5K June 14, 2025 - Yellowstone Half Marathon

Bison Double

Moose Double

Grizzly Double

Moose Double Charity Bib

Yellowstone Half Marathon Charity Bib

Grand Teton 5K Charity Bib

Yellowstone 5K Charity Bib

Grand Quad Challenge Charity Bib

Grand Teton Half Marathon Charity Bib

Grand Teton Half Marathon

Bison Double Charity Bib

Grand Teton Pacer

Yellowstone Pacer

Yellowstone Half Marathon

Grand Quad Challenge

Grizzly Double Charity Bib

Grand Teton 5K

Yellowstone 5K

Grand Teton & Yellowstone Half Marathons & 5Ks - Race Reviews