Darien Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.45 | $5.01 | $5.39 | $4.95 | $4.19 |
| Month Ago Avg. | $4.33 | $4.83 | $5.25 | $4.38 | $4.14 |
Highest Recorded Average Gas Price In Darien Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.95 | 06/15/26 |
| Regular | $4.45 | 06/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Darien
Speedway in Darien (7502 South Cass Avenue)
7502 S Cass Ave, Darien, Illinois,
$4.53
Jul 12, 2026
0¢ Cashback
Speedway in Darien (7502 South Cass Avenue)
7502 S Cass AveDarienIllinois60561USA
Speedway in Darien (8301 Lemont Road)
8301 Lemont Rd, Darien, Illinois,
$4.55
Jul 12, 2026
0¢ Cashback
Speedway in Darien (8301 Lemont Road)
8301 Lemont RdDarienIllinois60561USA
Shell + Circle K in Darien (8975 Lemont Rd)
8975 Lemont Rd, Darien, Illinois,
$4.55
Jul 12, 2026
3¢ Cashback
Shell + Circle K in Darien (8975 Lemont Rd)
8975 Lemont RdDarienIllinois60561USA
CITGO in Darien (402 W Plainfield Rd)
402 Plainfield Rd, Darien, Illinois,
$4.55
Jul 12, 2026
0¢ Cashback
CITGO in Darien (402 W Plainfield Rd)
402 Plainfield RdDarienIllinois60561USA
Find Cheap Gas Prices By State
Click on the state to view the State details
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.