Ambridge, PA -- U.S. borough in Pennsylvania Population (2000): 7769 Housing Units (2000): 4099 Land area (2000): 1.484676 sq. miles (3.845292 sq. km) Water area (2000): 0.223478 sq. miles (0.578805 sq. km) Total area (2000): 1.708154 sq. miles (4.424097 sq. km) FIPS code: 02288 Located within: Pennsylvania (PA), FIPS 42 Location: 40.593167 N, 80.225200 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Ambridge, PA Ambridge