Tetonia, ID -- U.S. city in Idaho Population (2000): 247 Housing Units (2000): 98 Land area (2000): 0.507001 sq. miles (1.313127 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.507001 sq. miles (1.313127 sq. km) FIPS code: 80470 Located within: Idaho (ID), FIPS 16 Location: 43.813918 N, 111.159690 W ZIP Codes (1990): 83452 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Tetonia, ID Tetonia