Jefferson County, IL

Jefferson County
Population: 40,045
Population Density: 70.1 per square mile

Water Area Percentage: 2.19% (12.76 square miles)
Land Area Percentage: 97.82% (570.96 square miles)
Total Area: 583.71 square miles
Housing Units: 16,990 per square mile

County Links

Lakes In Jefferson County
• Rend Lake

Cities In Jefferson County
Ashley
Belle Rive
Bluford
Bonnie
Centralia
Dix
Du Bois
Ewing
Ina
Keenes
Kell
Mount Vernon
Nason
Opdyke
Richview
Scheller
Texico
Walnut Hill
Waltonville
Woodlawn

Airports
BIG MUDDY CORRECTIONAL FACILITY
CROSSROADS COMMUNITY HOSPITAL
MOUNT VERNON
PRAIRIE
ST MARY'S GOOD SAMARITAN