Gas prices in Alexander County, IL
Gas prices in Alexander County, ILDaily metro average from AAA (2026-10-26), per gallon including taxes, for AAA’s Alexander County metro area in Illinois.
Regular
$5.15
per gallon · €1.22/L
Midgrade
$0.00
per gallon · €0.00/L
Premium
$0.00
per gallon · €0.00/L
Diesel
$7.40
per gallon · €1.75/L
up vs last week 7.3% vs last week ($4.80) up vs a year ago 47.2% vs a year ago ($3.50)
Nearest Illinois metros on price
The metros immediately either side of Alexander County in Illinois, so you can see whether paying $5.15 here is normal or not.
| Metro | Regular | vs Alexander County |
|---|---|---|
| Rockford, IL | $4.89 | −$0.26 |
| Lake County, IL | $4.93 | −$0.22 |
| Elgin, IL | $4.93 | −$0.22 |
| Chicago Metro, IL | $5.06 | −$0.09 |
| Alexander County, IL | $5.15 | — |
| City of Chicago, IL | $5.37 | +$0.22 |
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Tools for drivers in Alexander County
Frequently asked questions
How much is gas in Alexander County right now?
Regular gasoline averages $5.15 per gallon across Alexander County, IL today (AAA metro average, 2026-10-26). Midgrade is $0.00, premium $0.00 and diesel $7.40.
Is gas cheaper in Alexander County than the rest of Illinois?
A Illinois state comparison is unavailable today.
Where does Alexander County rank in Illinois?
Alexander County is the 16th cheapest of 17 Illinois metros AAA tracks.
Are gas prices in Alexander County higher than a year ago?
Yes — regular is 47.2% higher than this time last year ($3.50/gal then, $5.15 now).