'Hamilton County, OH' definitions:

Hamilton -- U.S. County in Ohio

From: Gazetteer 2000
Name :
Hamilton -- U.S. County in Ohio
Population (2000) :
845303
Housing Units (2000) :
373393
Land area (2000) :
407.364755 sq. miles (1055.069826 sq. km)
Water area (2000) :
5.418736 sq. miles (14.034460 sq. km)
Total area (2000) :
412.783491 sq. miles (1069.104286 sq. km)
Located within :
Ohio (OH), FIPS 39
Location :
39.179526 N, 84.493792 W