White River 50 Miler

The White River 50 Miler | July 25, 2026 | Greenwater, Washington The White River 50 Miler is a trail ultramarathon held in Greenwater, Washington near Mount Rainier. The event offers three distances: 50 mile, 50K, and 25K. Set in the shadow of Tahoma, also known as Mount Rainier, this long running race draws endurance athletes each summer. Runners tackle rugged single track, forested ridgelines, and sweeping mountain views. As a result, the course delivers both challenge and scenery in equal measure. For decades, athletes have come here to push their limits. At the same time, they return for the setting. Race Distances 50 Mile • 10,200 feet of elevation gain • 10,200 feet of elevation loss • 6 aid stations • 14.5 hour cutoff This demanding route features sustained climbing and technical terrain. In addition, runners cross ridge tops with expansive views. 50K • 5,900 feet of elevation gain • 5,900 feet of elevation loss • 3 aid stations • 12 hour cutoff The 50K follows the 50 mile course for the first 28 miles. Then it returns to Ranger Creek Campground. Therefore, runners experience many of the same highlights in a shorter format. 25K • 3,700 feet of elevation gain • 3,700 feet of...