Classification: County
Located in: Indiana (IN)
Total Population (2000): 39256
Total Housing Units (2000): 17305
Land Area (square meters): 1336004527
Water Area (square meters): 21294379
Land Area (square miles): 515.834254
Water Area (square miles): 8.221806
Latitude (decimal degrees): 38.697416
Longitude (decimal degrees): -87.418937
FIPS Code: 18
Place FIPS Code: 83