Gas prices in Illinois today
Gas prices in Illinois todayUpdated 2026-07-25High confidenceper gallon
Regular
$4.26
= €0.99/L · $1.13/L
+6.5% vs US avg
Premium
$5.37
= €1.25/L · $1.42/L
Diesel
$5.09
= €1.18/L · $1.35/L
Daily state average incl. taxes — AAA — Daily State Gas Price Averages. Midgrade: $4.84/gal.
Gas stations in Illinois
Stations color-coded by brand — the panel ranks the providers and you can filter to one brand. Move the map anywhere in Illinoisand press “Search this area”.
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All states · regular, USD/gal · cheapest first
- Indiana$3.53
- Mississippi$3.66
- Louisiana$3.68
- Texas$3.71
- Tennessee$3.71
- Kansas$3.76
- Kentucky$3.77
- Alabama$3.77
- Oklahoma$3.79
- South Carolina$3.80
- Arkansas$3.80
- Iowa$3.81
- North Carolina$3.82
- Missouri$3.86
- Wisconsin$3.88
- West Virginia$3.88
- Georgia$3.88
- North Dakota$3.91
- Ohio$3.92
- Florida$3.98
- Virginia$3.99
- Nebraska$4.00
- New Mexico$4.04
- South Dakota$4.04
- Minnesota$4.05
- New Hampshire$4.05
- Maine$4.08
- Massachusetts$4.11
- Rhode Island$4.11
- Colorado$4.14
- Wyoming$4.14
- Delaware$4.16
- Utah$4.17
- New Jersey$4.17
- Maryland$4.18
- Connecticut$4.18
- Vermont$4.21
- District of Columbia$4.22
- New York$4.22
- Idaho$4.23
- Pennsylvania$4.24
- Michigan$4.26
- Illinois$4.26
- Montana$4.28
- Arizona$4.34
- Oregon$4.62
- Nevada$4.72
- Alaska$4.73
- Washington$5.09
- Hawaii$5.43
- California$5.59
Indiana
Mississippi
Louisiana
Tennessee
Kansas
Kentucky
Alabama
Oklahoma
South Carolina
Arkansas
Iowa
North Carolina
Missouri
Wisconsin
West Virginia
Georgia
North Dakota
Virginia
Nebraska
New Mexico
South Dakota
New Hampshire
Maine
Rhode Island
Wyoming
Delaware
Utah
New Jersey
Maryland
Connecticut
Vermont
District of Columbia
Idaho
Pennsylvania
Michigan
Montana
Arizona
Oregon
Nevada
Alaska
HawaiiFrequently asked questions
How much is gas in Illinois right now?
Regular gasoline in Illinois averages $4.26 per gallon today (AAA daily state average). Midgrade is $4.84, premium $5.37 and diesel $5.09.
Is gas in Illinois expensive compared to other states?
Illinois ranks 43 of 51 states from cheapest to most expensive for regular gas this week.
Is gas in Illinois above or below the US average?
Regular in Illinois is 6.5% above the US average of $4.00/gal.