[3][4] The Lye Brook Wilderness consists of 18,122 acres (7,334 ha) northwest of Stratton, Vermont.

[5] It is named after Lye Brook, which flows through the western half of the wilderness.

[1] The Long Trail enters the wilderness area at Stratton Pond, crossing its eastern flank from south to north.

[7] Approximately 80% of Lye Brook Wilderness is forested with northern hardwoods such as birch, beech, and maple trees, though some thickets of small spruce dot the area as well.

A variety of wildlife inhabit the area, including black bear, moose, deer, pine marten, bobcat, and various bird species.