St Peters Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.36 | $3.67 | $4.02 | $4 | $3.19 |
| Month Ago Avg. | $3.37 | $3.68 | $4.03 | $4.03 | $3.19 |
Highest Recorded Average Gas Price In St Peters Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.04 | 04/30/26 |
| Regular | $3.37 | 05/01/26 |
Top 10 Gas Stations & Cheap Fuel Prices in St Peters
Phillips 66 in Saint Charles (6098 Mid Rivers Mall Dr)
6098 Mid Rivers Mall Dr, St Peters, Missouri,
$3.09
Jun 19, 2026
0¢ Cashback
BP in St Peters (150 Salt Lick Rd)
150 Salt Lick Rd, St Peters, Missouri,
$3.15
Jun 19, 2026
0¢ Cashback
Walmart Neighborhood Market in St Peters (3301 Mid Rivers Mall Dr)
3301 Mid Rivers Mall Dr, St Peters, Missouri,
$3.89
Jun 19, 2026
0¢ Cashback
Huck's in St Peters (2875 St Peters Howell Rd)
2875 St Peters Howell Rd, St Peters, Missouri,
$3.95
Jun 19, 2026
0¢ Cashback
QuikTrip in St Peters (3000 Mid Rivers Mall Dr)
3000 Mid Rivers Mall Dr, St Peters, Missouri,
$3.95
Jun 19, 2026
0¢ Cashback
QuikTrip in St Peters (3847 McClay Rd)
3847 McClay Rd, St Peters, Missouri,
$3.95
Jun 19, 2026
0¢ Cashback
Phillips 66 in St Peters (990 Knaust Rd )
990 Knaust Rd, St Peters, Missouri,
$3.95
Jun 19, 2026
0¢ Cashback
7-Eleven in St Peters (610 Jungermann Rd)
610 Jungermann Rd, St Peters, Missouri,
$3.97
Jun 19, 2026
0¢ Cashback
Phillips 66 in St Peters (699 Salt Lick Rd)
699 Salt Lick Rd, St Peters, Missouri,
$3.99
Jun 19, 2026
0¢ Cashback
Phillips 66 in St. Peters (664 Jungermann Rd)
664 Jungermann Rd, St Peters, Missouri,
$3.99
Jun 19, 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.