Gas Prices in Aurora, IL
Updated May 21, 2026 · AAA data · Regular unleaded
Gas Prices in Aurora
Aurora is one of Illinois's most affordable large cities for gas, sitting in Kane County where the Cook County premium doesn't apply and competition from Casey's and Costco keeps prices competitive. Drivers commuting to Chicago from Aurora frequently fill up locally rather than risk city prices.
Prices at individual stations can vary by 5–15 cents within the same city depending on brand, location, and local competition. Use apps like GasBuddy to find the cheapest station near you in Aurora.
Frequently Asked Questions
What is the gas price in Aurora right now?
The average regular unleaded price in Aurora, Illinois is $5.080/gal as of May 21, 2026. Station prices vary — expect a range of roughly $4.980 to $5.200 across the metro area.
Is Aurora gas much cheaper than Chicago?
Yes — Aurora typically runs 30-50¢ cheaper than Chicago proper. Kane County doesn't have Cook County's additional tax, and Aurora has strong competition from Casey's and Costco. The savings are enough that many Chicago commuters delay fill-ups until they return to the suburbs.
What are the cheapest gas stations in Aurora?
Costco in Aurora is consistently the lowest. Casey's and Jewel-Osco fuel centers offer competitive everyday pricing. Murphy USA at Walmart is another strong option.
When is the cheapest day to buy gas in Aurora?
Nationwide data shows Monday and Tuesday tend to have slightly lower gas prices before weekly demand picks up. Avoid buying gas Thursday through Saturday when prices are typically higher.