Aldo Leopold Wilderness, along with Gila Wilderness and Blue Range Wilderness, is part of New Mexico's Gila National Forest. It became part of the National Wilderness Preservation System in 1980 by an act of the United States Congress and has a total of 202016acre (316 sq. mi.). The wilderness area lies along the crest of the Black Range. The Continental Divide of the Americas traverses parts of the wilderness.