Newton, KS -- U.S. city in Kansas Population (2000): 17190 Housing Units (2000): 7277 Land area (2000): 9.581678 sq. miles (24.816432 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 9.581678 sq. miles (24.816432 sq. km) FIPS code: 50475 Located within: Kansas (KS), FIPS 20 Location: 38.044089 N, 97.347597 W ZIP Codes (1990): 67114 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Newton, KS Newton