The Tamarac Wilderness is a 2,180-acre (9 km2) wilderness area in the U.S. state of Minnesota. Established by the United States Congress in 1976, Tamarac Wilderness is composed primarily of small lakes, wooded potholes, bogs and marshes. The Wilderness consists of four sections of the 42,724-acre (173 km2) Tamarac National Wildlife Refuge: three islands in Tamarac Lake totaling about 65 acres (0 km2) in the southwest section, and more than 2,180 acres (9 km2) in the northwest corner.