Chalco, NE -- U.S. Census Designated Place in Nebraska Population (2000): 10736 Housing Units (2000): 3758 Land area (2000): 2.899020 sq. miles (7.508426 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.899020 sq. miles (7.508426 sq. km) FIPS code: 08640 Located within: Nebraska (NE), FIPS 31 Location: 41.183539 N, 96.133791 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Chalco, NE Chalco