Waterloo Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Yesterday's Avg. | $2.78 | $3.43 | $4.06 | $3.39 | - |
| Week Ago Avg. | $2.78 | $3.43 | $4.06 | $3.39 | - |
| Month Ago Avg. | $2.78 | $3.43 | $4.06 | $3.39 | - |
Highest Recorded Average Gas Price In Waterloo Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $3.42 | 04/07/25 |
| Regular | $2.82 | 06/21/25 |
Top 10 Gas Stations & Cheap Fuel Prices in Waterloo
Marathon in Waterloo (12165 US-221 S)
12165 US-221 S, Waterloo, South Carolina,
$3.37
Sep 04, 2025
0¢ Cashback
Marathon in Waterloo (12165 US-221 S)
12165 US-221 SWaterlooSouth Carolina29384USA
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.