Roscoe is a census-designated place and unincorporated community in Carbon County, Montana, United States. As of the 2010 census it had a population of 15. Roscoe depends on light tourism and features a guest ranch, the Pioneer Pottery, and the Grizzly Bar& Grill. Situated on Montana Highway 78, Roscoe is 20 miles from Red Lodge and 13 miles from Absarokee.