Wapato, WA -- U.S. city in Washington Population (2000): 4582 Housing Units (2000): 1267 Land area (2000): 0.969697 sq. miles (2.511504 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.969697 sq. miles (2.511504 sq. km) FIPS code: 76125 Located within: Washington (WA), FIPS 53 Location: 46.445521 N, 120.421822 W ZIP Codes (1990): 98951 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Wapato, WA Wapato