West Liberty, IA -- U.S. city in Iowa Population (2000): 3332 Housing Units (2000): 1195 Land area (2000): 1.559644 sq. miles (4.039459 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.559644 sq. miles (4.039459 sq. km) FIPS code: 84315 Located within: Iowa (IA), FIPS 19 Location: 41.571517 N, 91.261229 W ZIP Codes (1990): 52776 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: West Liberty, IA West Liberty