Brown -- U.S. County in Nebraska Population (2000): 3525 Housing Units (2000): 1916 Land area (2000): 1221.279443 sq. miles (3163.099102 sq. km) Water area (2000): 3.796873 sq. miles (9.833856 sq. km) Total area (2000): 1225.076316 sq. miles (3172.932958 sq. km) Located within: Nebraska (NE), FIPS 31 Location: 42.534188 N, 99.871572 W Headwords: Brown Brown, NE Brown County Brown County, NE