Hayes -- U.S. County in Nebraska Population (2000): 1068 Housing Units (2000): 526 Land area (2000): 713.114297 sq. miles (1846.957473 sq. km) Water area (2000): 0.220382 sq. miles (0.570786 sq. km) Total area (2000): 713.334679 sq. miles (1847.528259 sq. km) Located within: Nebraska (NE), FIPS 31 Location: 40.516243 N, 101.081310 W Headwords: Hayes Hayes, NE Hayes County Hayes County, NE