The average statewide price of regular unleaded gas is $2.24 per gallon. That's according toAAA.
The amount is nearly identical to last week's average. The City of Chicago has the state's most expensive gas, at $2.62 per gallon. Decatur has the cheapest gas in Illinois, at an average of $2.08 per gallon.
The national average per gallon price is $2.20.