WK 28 · JULY 6, 2026 · ILLINOIS
Illinois
$3.53
-6.5% vs national avg
Regional average — EIA publishes no weekly Illinois retail series, so this is the PADD region price your area falls into.
Now
$3.53
vs National
-6.5%
12-wk change
$-0.26
PADD region
PADD padd_2_midwest
This state is $0.25 below national — paid every fill-up, every commute.
Highest fill-up cost — Illinois avg $3.53/gal
Worst Vehicles In Illinois
Lowest fill-up cost — Illinois avg $3.53/gal
Best Vehicles In Illinois
Across the line
Neighboring states
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Source: EIA · Updated July 6, 2026