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Umatilla Rim Ripper

Sep 26, 2026
Weston, OR
23M1/2 Marathon11K7K
Typical Weather
Weston, OR · Sep 26
74°
High
52°
Low
4%
Precip

Based on data from station USC00355593 (19 mi away)

About This Race

Embark on an unforgettable trail adventure at the Umatilla Rim Ripper on September 26, 2026, in Weston, Oregon. This exceptional race, hosted by Run Oregon, is celebrated for its predominantly flowy singletrack trails, offering a refreshing alternative to races dominated by relentless climbs. Whether you're a seasoned trail runner aiming for a new personal best or a newcomer eager to experience the beauty of mountain running, the Umatilla Rim Ripper provides a perfect opportunity. The event features four distances: a challenging 23-Miler (new for 2026!) with approximately 2324 feet of vertical gain, a Half Marathon covering 13.6 miles with around 1,434 feet of elevation, an 11K with about 691 feet of gain, and a beginner-friendly 7K with roughly 423 feet of vertical gain.

The course weaves through a luscious forest, treating runners to stunning vistas of the North Fork Umatilla Wilderness, providing ample photo opportunities amidst breathtaking scenery. While most of the routes traverse the scenic Umatilla Rim Trail, some sections incorporate forest service access roads, combining singletrack bliss with varied terrain. Aid stations, strategically placed along the course, will keep you fueled with water, electrolytes, and snacks, though remember this is a cup-less event, so bring your own hydration vessel. The start and finish line at Horseshoe Prairie, just off Oregon Highway 204, offers a welcoming atmosphere with amenities and convenient parking.

Typical race day conditions in late September showcase pleasant weather, with highs around 74°F and lows near 52°F, accompanied by a minimal 4% chance of precipitation, creating ideal running conditions. The Umatilla Rim Ripper isn't just a race; it's an experience designed to connect runners with the stunning natural beauty of the Blue Mountains while supporting local community initiatives.