Stonington Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.3 | $4.57 | $4.87 | $4.57 | $4.5 |
| Month Ago Avg. | $4.3 | $4.57 | $4.87 | $4.57 | $4.5 |
Highest Recorded Average Gas Price In Stonington Year to Date
| Price | Date | |
|---|---|---|
| Regular | $4.3 | 10/10/25 |
| Diesel | $4.69 | 04/02/25 |
Top 10 Gas Stations & Cheap Fuel Prices in Stonington
Casey's in Stonington (524 N Main St)
524 N Main St, Stonington, Illinois,
$5.65
Nov 15, 2025
0¢ Cashback
Casey's in Stonington (524 N Main St)
524 N Main StStoningtonIllinois62567USA
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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.