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Three Sisters Skyline

Sisters, United States • 19 Sep 2026

Three Sisters Skyline

The Three Sisters Skyline is a running event in Sisters, Oregon. It takes place on September 19, 2026. The event features two distances: a 50K and a half marathon.

The 50K course reaches the edge of the Three Sisters Wilderness. Runners pass through Ponderosa Pines, an area recovering from a 2012 forest fire, alpine meadows, and near a mountain stream. The route includes 3700 ft of climbing and 4700 ft of descent. Approximately 95% of the course is on single-track trails. There are three aid stations. The race finishes in the town of Sisters.

The half marathon is a point-to-point route with a net downhill of 1500 ft and 500 ft of climbing. About 85% of the course is on single-track trails. It has one aid station. Both courses offer views of the Three Sisters and other Cascade peaks.

The event starts at Village Green City Park. Registration opens on March 1, 2026. Visit the organization's website for the most recent information.

United States Oregon Sisters

Race information

Website Registration
UTMB 50K
50 km
50k
Half Marathon
1/2 Marathon
Visit the organization's website for the most recent information.
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