St Marys Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.65 | $3.88 | $4.34 | $4.53 | - |
| Month Ago Avg. | $3.62 | $3.88 | $4.31 | $4.46 | - |
Highest Recorded Average Gas Price In St Marys Year to Date
| Price | Date | |
|---|---|---|
| Regular | $3.67 | 03/23/26 |
| Diesel | $4.54 | 03/23/26 |
Top 10 Gas Stations & Cheap Fuel Prices in St Marys
Marathon in St Marys (182 E Bank Rd)
182 E Bank Rd, St Marys, Ohio,
$3.37
Apr 02, 2026
0¢ Cashback
Circle K in St Marys (117 N Spruce St)
117 N Spruce St, St Marys, Ohio,
$3.43
Apr 02, 2026
0¢ Cashback
Shell in St Marys (1302 Indiana Ave)
1302 Indiana Ave, St Marys, Ohio,
$3.51
Apr 02, 2026
3¢ Cashback
Kroger in St Marys (475 Fortman Dr)
475 Fortman Dr, St Marys, Ohio,
$3.59
Apr 02, 2026
0¢ Cashback
Shell in St Marys (1115 Celina Rd)
1115 Celina Rd, St Marys, Ohio,
$3.99
Apr 02, 2026
3¢ 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.