'Marion County, OH' definitions:

Marion -- U.S. County in Ohio

From: Gazetteer 2000
Name :
Marion -- U.S. County in Ohio
Population (2000) :
66217
Housing Units (2000) :
26298
Land area (2000) :
403.842362 sq. miles (1045.946872 sq. km)
Water area (2000) :
0.303688 sq. miles (0.786548 sq. km)
Total area (2000) :
404.146050 sq. miles (1046.733420 sq. km)
Located within :
Ohio (OH), FIPS 39
Location :
40.583138 N, 83.130561 W