Williamstown Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.92 | $3.57 | $4.26 | $3.96 | - |
| Month Ago Avg. | $3.92 | $3.57 | $4.26 | $3.96 | - |
Highest Recorded Average Gas Price In Williamstown Year to Date
| Price | Date | |
|---|---|---|
| Regular | $3.92 | 03/18/26 |
| Diesel | $3.96 | 01/01/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Williamstown
Marathon in Williamstown (503 S Main St)
503 S Main St, Williamstown, Kentucky,
$3.49
Apr 03, 2026
0¢ Cashback
Marathon in Williamstown (503 S Main St)
503 S Main StWilliamstownKentucky41097USA
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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.