Glenns Ferry, ID -- U.S. city in Idaho Population (2000): 1611 Housing Units (2000): 707 Land area (2000): 1.750670 sq. miles (4.534214 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.750670 sq. miles (4.534214 sq. km) FIPS code: 31690 Located within: Idaho (ID), FIPS 16 Location: 42.951954 N, 115.301132 W ZIP Codes (1990): 83623 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Glenns Ferry, ID Glenns Ferry