Snohomish -- U.S. County in Washington Population (2000): 606024 Housing Units (2000): 236205 Land area (2000): 2089.061853 sq. miles (5410.645131 sq. km) Water area (2000): 107.345703 sq. miles (278.024082 sq. km) Total area (2000): 2196.407556 sq. miles (5688.669213 sq. km) Located within: Washington (WA), FIPS 53 Location: 47.976838 N, 122.094183 W Headwords: Snohomish Snohomish, WA Snohomish County Snohomish County, WA