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Gas prices in Chicago
Regular gas in Chicago averages $4.897/gal (week of Oct 26, 2026), $0.628 above the national average. Stations price differently — calculate what your trip or fill-up will cost.
Regular
a week ago $4.705
$4.897 ▲ 4.1%Midgrade
a week ago $5.313
$5.493 ▲ 3.4%Premium
a week ago $5.991
$6.103 ▲ 1.9%
Trip & fill-up cost calculator
Regular gas, last 6 weeks
Oct 26, 2026$4.897
Oct 19, 2026$4.705
Oct 12, 2026$4.695
Oct 5, 2026$4.633
Sep 28, 2026$4.759
Sep 21, 2026$4.879
Questions & answers
How much is gas in Chicago this week?
Regular gasoline averages $4.897 per gallon in Chicago for the week of Oct 26, 2026, according to the U.S. Energy Information Administration.
Is gas in Chicago cheaper than the national average?
Chicago is $0.628 per gallon more expensive than the U.S. average of $4.269.
Will a gas station charge exactly this price?
No. This is a weekly average across stations. Individual stations set their own prices, so use the calculator with the price you see at the pump.
Source: U.S. Energy Information Administration (EIA), Weekly Retail Gasoline and Diesel Prices. Updated automatically.
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