Somonauk Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.58 | $3.75 | $4.25 | $4.61 | - |
| Month Ago Avg. | $4.58 | $3.75 | $4.25 | $4.61 | - |
Highest Recorded Average Gas Price In Somonauk Year to Date
| Price | Date | |
|---|---|---|
| Regular | $4.58 | 01/08/26 |
| Diesel | $4.61 | 03/28/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Somonauk
CITGO in Somonauk (150 E Market St)
150 E Market St, Somonauk, Illinois,
$3.75
Apr 03, 2026
0¢ Cashback
CITGO in Somonauk (150 E Market St)
150 E Market StSomonaukIllinois60552USA
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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.