Umatilla Rim Ripper

Umatilla Rim Ripper - Tollgate, OR

The Umatilla Rim Ripper is a trail running event organized by Run Oregon on the Umatilla Rim Trail system. Courses are mostly flowy single track with short sections of forest service access road and a small paved road segment that may have motor vehicles. Runners may see other trail users, including mountain bikers and horses, and are expected to yield and exercise caution.

Distances offered:

• 23-Miler (22.8 miles): 18.5 miles single track; ~2324 ft vertical gain.
• Half marathon (13.6 miles): Mostly single track; ~1434 ft vertical gain.
• 11K (6.8 miles): Single track and gravel roads; ~691 ft vertical gain.
• 7K (4.5 miles): Single track start then gravel roads; ~423 ft vertical gain.

Courses are marked with colored flagging at major intersections and occasional confidence markers; runners are responsible for navigation. Pacers and pets are not allowed. There is a 2pm course cutoff.

Aid stations vary by distance and offer water, electrolytes, and fuel items for the 23-Miler; shorter distances have water and electrolytes. This is a cup-less course; runners must carry a drinking vessel and are recommended to take at least 12 oz of water. A limited number of reusable bottles will be available for purchase with cash.

The Start/Finish is at Horseshoe Prairie with portable toilets, finish snacks, and parking across the highway at Andes Prairie SnoPark. Bib pickup occurs the morning of the event. There is minimal cell service at the Start/Finish.

Registration is handled through the event system, with entries accepted until the Wednesday before the race and race-day registration available for an extra fee. Fees vary by registration period. No refunds or transfers are offered. The event supports local beneficiaries; the 2026 beneficiary is to be determined. Sponsors include CHI St. Anthony Hospital, Edwards Jones, and Monahan, Grove and Tucker Law Firm. Visit the organization's website for the most recent information.

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