Williamston Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Month Ago Avg. | $4.69 | $5.13 | $5.59 | $5.75 | - |
Highest Recorded Average Gas Price In Williamston Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $5.75 | 06/18/26 |
| Regular | $4.69 | 09/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Williamston
Sunoco in Williamston (2635 N Williamston Rd)
2635 N Williamston Rd, Williamston, Michigan,
$4.75
Sep 23, 2026
0¢ Cashback
CITGO in Williamston (420 E Grand River Ave)
420 E Grand River Ave, Williamston, Michigan,
$4.79
Sep 23, 2026
0¢ Cashback
Admiral in Williamston (1100 W Grand River Ave)
1100 W Grand River Ave, Williamston, Michigan,
$4.79
Sep 23, 2026
0¢ Cashback
Speedway in Williamston (206 W Grand River Ave)
206 W Grand River Ave, Williamston, Michigan,
$4.83
Sep 23, 2026
0¢ Cashback
Marathon in Williamston (2900 N Williamston Rd)
2900 N Williamston Rd, Williamston, Michigan,
$4.89
Sep 23, 2026
0¢ Cashback
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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.