Tolt Pipeline Trail: Woodinville - Snoqualmie Valley (WA)

King County, Washington, United States

13.4 miles (21.5 km) · 1,525 ft elevation gain · Loop · trail · Route

Tolt Pipeline Trail: Woodinville - Snoqualmie Valley (WA) covers 13.4 miles across King County, Washington, United States. Runners face 1,525 feet of climbing with 1,514 feet of loss. The longest climb spans 1.5 miles with 498 feet of gain. Elevation gain averages 116 feet per mile. The course is 80% runnable, with the remainder requiring hiking on steep or technical sections. Trail comprises the majority of the course. The course features very hilly terrain. The course difficulty of 6.5 puts it in the top 51.91% of challenging routes at this distance. Popular among trail runners and hikers seeking Washington adventures.