Classification: County
Located in: Ohio (OH)
Total Population (2000): 40875
Total Housing Units (2000): 17583
Land Area (square meters): 1432988964
Water Area (square meters): 11810490
Land Area (square miles): 553.280156
Water Area (square miles): 4.560056
Latitude (decimal degrees): 39.207182
Longitude (decimal degrees): -83.584469
FIPS Code: 39
Place FIPS Code: 71