Car insurance rates by town in Illinois
Type your ZIP code and we take you to your town’s page, with the local numbers, what Illinois requires you to carry, and a free way to start your quote.
Cook County
The heart of the metro, Chicago and its close-in suburbs. Chicago full-coverage averages run about $233 a month, well above the national average.
The collar counties
DuPage, Kane, Lake, McHenry and Will, the suburbs ringing Chicago where commuters and family cars fill the roads.
Northern Illinois
Rockford and the river towns up by the Wisconsin line and out along the Mississippi.
Central Illinois
Springfield, Peoria and the farm-belt cities down the middle of the state.
Southern Illinois
The Metro East across the river from Saint Louis and the smaller towns rolling down toward the Shawnee hills.
Read the statewide Illinois guide
City average is full-coverage cost averaged by CostPrism for Chicago drivers in 2026. Averages are not quotes. Your own rate depends on your driving record, your car and your ZIP code.