Chehalis, WA -- U.S. city in Washington Population (2000): 7057 Housing Units (2000): 2871 Land area (2000): 5.605048 sq. miles (14.517006 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 5.605048 sq. miles (14.517006 sq. km) FIPS code: 11475 Located within: Washington (WA), FIPS 53 Location: 46.659967 N, 122.963426 W ZIP Codes (1990): 98532 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Chehalis, WA Chehalis