Bureau of Land Management · Idaho
Henrys Lake Boat Access in Idaho. Ringed marker is this site; the other dots are the 722 public campsites we map in Idaho.
Henry's Lake lies high in a mountain bowl (elev. 6,470 feet) 15 miles from the west entrance to Yellowstone National Park. With a backdrop of Sawtell Peak, the shallow lake is known for its trout fishery. The Henry's Fork of the Snake River originates here, just below the Continental Divide between Idaho and Montana. The South Shore Boat Access has an undeveloped boat ramp, primitive camping, fishing, and a wildlife-viewing platform.
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Start a 14-day trialSource: Recreation.gov, dated 2026-02-25, fetched 2026-09-07. Official listing.