Carbon -- U.S. County in Montana Population (2000): 9552 Housing Units (2000): 5494 Land area (2000): 2047.991068 sq. miles (5304.272289 sq. km) Water area (2000): 14.195141 sq. miles (36.765246 sq. km) Total area (2000): 2062.186209 sq. miles (5341.037535 sq. km) Located within: Montana (MT), FIPS 30 Location: 45.313192 N, 109.087584 W Headwords: Carbon Carbon, MT Carbon County Carbon County, MT