Classification: County
Located in: Illinois (IL)
Total Population (2000): 5084
Total Housing Units (2000): 2681
Land Area (square meters): 657379178
Water Area (square meters): 77365087
Land Area (square miles): 253.81553
Water Area (square miles): 29.870828
Latitude (decimal degrees): 39.168969
Longitude (decimal degrees): -90.653186
FIPS Code: 17
Place FIPS Code: 13