Richardson -- U.S. County in Nebraska Population (2000): 9531 Housing Units (2000): 4560 Land area (2000): 553.258903 sq. miles (1432.933919 sq. km) Water area (2000): 2.695454 sq. miles (6.981194 sq. km) Total area (2000): 555.954357 sq. miles (1439.915113 sq. km) Located within: Nebraska (NE), FIPS 31 Location: 40.126197 N, 95.702546 W Headwords: Richardson Richardson, NE Richardson County Richardson County, NE