Tenafly, NJ -- U.S. borough in New Jersey Population (2000): 13806 Housing Units (2000): 4897 Land area (2000): 4.612121 sq. miles (11.945337 sq. km) Water area (2000): 0.583114 sq. miles (1.510258 sq. km) Total area (2000): 5.195235 sq. miles (13.455595 sq. km) FIPS code: 72420 Located within: New Jersey (NJ), FIPS 34 Location: 40.922139 N, 73.963772 W ZIP Codes (1990): 07670 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Tenafly, NJ Tenafly