Boulder River Wilderness

Boulder River Wilderness
LocationSnohomish County, Washington, US
Nearest cityDarrington, Washington
Coordinates48°13′30″N 121°48′30″W / 48.22500°N 121.80833°W / 48.22500; -121.80833
Area48,674 acres (197.0 km2)
Established1984
Governing bodyU.S. Forest Service

Boulder River Wilderness is a 48,674-acre (197 km2) wilderness area within the Mount Baker-Snoqualmie National Forest in the western Cascade Range of Washington state.