5.4 mi from the trailheadSheridan Lake
Campground

19.6 mi out & back · 3,229 ft gain · 4,972 ft high point · Very hard
In Black Hills National Forest · SD · U.S. Forest Service
Sheridan Lake in Black Hills National Forest is reached on Flume, a 19.6 mi out and back route with 3,229 ft of climb.
3,229 ft of gain round trip.
The closest places to sleep, measured from the trailhead.
Ranked the same way, within twenty-five miles.
What the trail reaches, measured from the start.
The route at the trailhead. Drag with two fingers, or hold a key to zoom.
Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Photos: Wikimedia Commons contributors, licensed as shown on each photo. Download the trail and feature data.
Campground
13.3 mi loop · 3,182 ft gain · Very hard
Black Hills National Forest · Camp 2 mi away
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Sun: Patchy Fog then Chance Light Rain · wind 5 to 12 mph S