Medicine Bow–Routt National Forest is the official title to a U.S. Forest Service managed area extending over 2,222,313 acres (8,993.38 km2) in the states of Wyoming and Colorado, United States. What were once three separate areas, Medicine Bow National Forest, Routt National Forest, and Thunder Basin National Grassland were administratively combined in 1995 due to similarity of the resources, proximity to each other and for administrative purposes. The forest headquarters is in Laramie, Wyoming.