Illinois Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Month Ago Avg. | $4.48 | $4.75 | $5.24 | $5.13 | $3.75 |
Top 10 Gas Stations & Cheap Fuel Prices in Illinois
Amoco in Moline (125 19th Ave)
125 19th Ave, Moline, Illinois,
$3.45
Oct 23, 2026
0¢ Cashback
Road Ranger in Marshall (2003 IL-1)
2003 IL-1, Marshall, Illinois,
$3.46
Oct 23, 2026
0¢ Cashback
Phillips 66 in Oglesby (101 N Marquette Ave)
101 Marquette Ave, Oglesby, Illinois,
$3.47
Oct 23, 2026
0¢ Cashback
Circle K in Champaign (1503 N Neil St)
1503 N Neil St, Champaign, Illinois,
$3.48
Oct 23, 2026
0¢ Cashback
Quik Stop in Golden (202 IL-94N)
202 IL-94N, Golden, Illinois,
$3.52
Oct 23, 2026
0¢ Cashback
Road Ranger in Dixon (1801 S Galena Ave)
1801 S Galena Ave, Dixon, Illinois,
$3.52
Oct 23, 2026
0¢ Cashback
Conoco in Mount Carmel (330 N Walnut St)
330 N Walnut St, Mount Carmel, Illinois,
$3.55
Oct 23, 2026
0¢ Cashback
QuikTrip in Edwardsville (2490 Troy Rd)
2490 Troy Rd, Edwardsville, Illinois,
$3.58
Oct 23, 2026
0¢ Cashback
BP in Monroe Center (5534 N Limestone Rd)
5534 N LIMESTONE RD, Monroe Center, Illinois,
$3.59
Oct 23, 2026
0¢ Cashback
Git-N-Go in Rock Island (4319 6th Ave)
4319 6th Ave, Rock Island, Illinois,
$3.59
Oct 23, 2026
0¢ Cashback
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Gas Data Methodology
The fuel prices published in this guide are based on the results of research completed by Way.com’s data team. Using a mix of external and internal data, we analyzed millions of prices across U.S. ZIP codes and globally.