East River Trail is a hiking trail in Essex County, New York. It is within High Peaks Wilderness and Adirondack Park. It is 7.7 miles long and begins at 1,766 feet altitude. Traveling the entire trail is 15.5 miles with a total elevation gain of 2,018 feet. The East River Parking Area parking and the East River Trail-Register information board are near the trailhead. Along the trail there is a camp site.