Winthrop · Okanogan County · WA
Big Valley (Outer Loop) is a 2.6-mile easy trail near Winthrop, in Okanogan County, WA. It climbs 23 ft and descends 19 ft, between 1,844 ft and a high point of 1,867 ft. The surface is classic;skating. Mapped for winter sports, xc ski.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Updated 2026-07-21. Open the interactive map for routing, weather, and offline use.