Mariemont, OH -- U.S. village in Ohio Population (2000): 3408 Housing Units (2000): 1541 Land area (2000): 0.853774 sq. miles (2.211265 sq. km) Water area (2000): 0.008767 sq. miles (0.022707 sq. km) Total area (2000): 0.862541 sq. miles (2.233972 sq. km) FIPS code: 47600 Located within: Ohio (OH), FIPS 39 Location: 39.144261 N, 84.376183 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Mariemont, OH Mariemont