Riverpoint · King County · WA
Mount Si Trail is a 7.8-mile trail near Riverpoint, in King County, WA. It climbs 4,375 ft and descends 902 ft, between 662 ft and a high point of 4,145 ft. Mapped for hiking.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.