Costco Gas Prices, Gas Hours in Illinois

Illinois drivers, from the bustling streets of Chicago to the quiet roads of Naperville, are consistently on the hunt for affordable gasoline. Costco Wholesale, with its members-only gas stations, serves as a prime spot for savings on fuel.

Selected Costco Gas Prices in Illinois:

A recent report from the GasBuddy community indicates that the Costco at 1320 IL-59 in Naperville, IL, lists regular gas at $3.35 and premium gas at $4.05​​.

Comparison with Average Gas Prices in Illinois:

According to GasBuddy, the average gas prices in major Illinois cities are as follows:

  • Peoria: $3.411
  • Rockford: $3.496
  • Champaign: $3.511
  • Chicago: $3.706​

This comparison shows that Costco’s prices in Naperville are competitive, particularly when compared to the average in Chicago.

Costco’s Pricing Advantage:

For regular gas, Costco’s price in Naperville is $0.36 less per gallon than the Chicago average, signifying a substantial saving for those who fill up at Costco.

Costco Gas Station Details and Opening Hours in Illinois:

Below are the details of some Costco gas stations in Illinois, including contact information and opening hours:

  • Lake Zurich
    • Address: 680 S. Rand Road, Lake Zurich, IL 60047
    • Phone: (847) 540-3050
    • Hours: Mo-Sa 10:00am-8:30pm, Su 10:00am-6:00pm​
  • Chicago (Ashland Ave)
    • Address: 1430 S Ashland Ave, Chicago, IL 60608
    • Phone: (312) 492-3600
    • Hours: Mo-Sa 10:00am-8:30pm, Su 10:00am-6:00pm​
  • Naperville (Route 59)
    • Address: 1320 S. Route 59, Naperville, IL 60564
    • Phone: (630) 328-2900
    • Hours: Mo-Sa 10:00am-8:30pm, Su 10:00am-6:00pm​

See Map location of Costco Gas Stations in Illinois, Opening hours and location. Zoom into the map to find a Costco Gas Station near you.


Costco gas stations in Illinois offer a worthwhile opportunity for savings, with prices that are often lower than the state’s average. The consistent difference in price between Costco and other gas stations highlights the value of Costco’s membership when it comes to fueling up. As always, for the most accurate and current gas prices, Costco members should check the official website or use apps like GasBuddy before heading to their local Costco gas station.

Help Keep Our Community Informed: Fuel prices can fluctuate rapidly, and collective effort makes a difference! Whenever you stop by your local Costco for a refill, consider sharing the latest gas prices in the comments section. Your real-time updates empower our community to find the best deals, and together, we can all save a little more at the pump. Remember, your contribution not only helps fellow drivers plan their visits but also paints a current picture of gas trends in Ohio. Drive smart, save big, and keep the community spirit fueled up!