Clark · Mercer County · PA
Trout Island Peninsula Trail is a 3.9-mile trail near Clark, in Mercer County, PA. It climbs 107 ft and descends 110 ft, between 896 ft and a high point of 923 ft. Mapped for hiking.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Updated 2026-07-26. Open the interactive map for routing, weather, and offline use.