Roosevelt -- U.S. County in New Mexico Population (2000): 18018 Housing Units (2000): 7746 Land area (2000): 2448.495075 sq. miles (6341.572862 sq. km) Water area (2000): 6.374793 sq. miles (16.510637 sq. km) Total area (2000): 2454.869868 sq. miles (6358.083499 sq. km) Located within: New Mexico (NM), FIPS 35 Location: 34.122576 N, 103.370714 W Headwords: Roosevelt Roosevelt, NM Roosevelt County Roosevelt County, NM