King County, Washington, United States
18.9 miles (30.4 km) · 1,623 ft elevation gain · Point to Point · trail · Route
The Tolt Pipeline Trail route traverses 18.9 miles through King County, Washington, United States. Elevation gain totals 1,623 feet, with 1,790 feet of descent. The longest climb spans 1.1 miles with 281 feet of gain. Elevation gain averages 87 feet per mile. About 88% of the distance is runnable terrain. Terrain is predominantly trail. The course features hilly terrain. The course difficulty of 4.2 puts it in the top 65.75999999999999% of challenging routes at this distance. The route draws trail runners and hikers interested in technical terrain in Washington.
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