Forest Park, OH -- U.S. city in Ohio Population (2000): 19463 Housing Units (2000): 7748 Land area (2000): 6.508505 sq. miles (16.856950 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 6.508505 sq. miles (16.856950 sq. km) FIPS code: 27706 Located within: Ohio (OH), FIPS 39 Location: 39.286408 N, 84.520363 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Forest Park, OH Forest Park