Cumberland Gap is a town in Claiborne County, Tennessee, United States. Its population was 494 at the 2010 census. The town is located near the Cumberland Gap, a historic mountain pass for which the town is named, and is surrounded on all sides by the Cumberland Gap National Historical Park. The town is also a part of the park.Most of the downtown area is listed on the National Register of Historic Places as Cumberland Gap Historic District.thumbHistoryIn 1888, a work camp was established at Cumberland Gap by Scottish-born entrepreneur Alexander Arthur (1846 - 1912) to house workers needed to build a tunnel for the Knoxville, Cumberland Gap & Louisville Railroad. Arthur, who was attempting to establish a large-scale iron production operation in the Cumberland Gap region, founded the nearby cities of Middlesboro, Kentucky, and Harrogate, Tennessee, and the nearby community of Arthur.GeographyCumberland Gap is located at .According to the United States Census Bureau, the town has a total area of 0.3sqmi, all land.