Sheridan -- U.S. County in Montana Population (2000): 4105 Housing Units (2000): 2167 Land area (2000): 1676.578555 sq. miles (4342.318338 sq. km) Water area (2000): 29.725686 sq. miles (76.989171 sq. km) Total area (2000): 1706.304241 sq. miles (4419.307509 sq. km) Located within: Montana (MT), FIPS 30 Location: 48.706724 N, 104.456802 W Headwords: Sheridan Sheridan, MT Sheridan County Sheridan County, MT