Illinois Gas Prices Average $4.85 per Gallon
The state currently records the fourth-highest average gasoline prices across the country.
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Illinois Inflation News
Recent news
October 14, 2026
Illinois Fuel Prices Decreased on TuesdayThe statewide average for regular unleaded gasoline fell by three cents.
September 22, 2026
Illinois Gasoline and Diesel Prices Have RisenStatewide fuel costs have climbed significantly compared to price levels recorded one year ago.