Hamilton -- U.S. County in Nebraska Population (2000): 9403 Housing Units (2000): 3850 Land area (2000): 543.675714 sq. miles (1408.113575 sq. km) Water area (2000): 3.091782 sq. miles (8.007677 sq. km) Total area (2000): 546.767496 sq. miles (1416.121252 sq. km) Located within: Nebraska (NE), FIPS 31 Location: 40.876641 N, 98.021361 W Headwords: Hamilton Hamilton, NE Hamilton County Hamilton County, NE