St Louis Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $2.99 | $3.32 | $3.75 | $3.59 | - |
| Month Ago Avg. | $2.99 | $3.32 | $3.75 | $3.58 | - |
Highest Recorded Average Gas Price In St Louis Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $3.59 | 04/30/26 |
| Regular | $2.99 | 03/12/26 |
Top 10 Gas Stations & Cheap Fuel Prices in St Louis
ZX in St Louis (1007 S Broadway)
1007 S Broadway, St Louis, Missouri,
$3.08
May 29, 2026
0¢ Cashback
Motomart in St Louis (3751 S Jefferson Ave)
3751 S Jefferson Ave, St Louis, Missouri,
$3.09
May 29, 2026
0¢ Cashback
QuikTrip in St Louis (3291 S Kingshighway Blvd)
3291 S Kingshighway Blvd, St Louis, Missouri,
$3.13
May 29, 2026
0¢ Cashback
Conoco in St Louis (5350 Chippewa St)
5350 Chippewa St, St Louis, Missouri,
$3.13
May 29, 2026
0¢ Cashback
Phillips 66 in St Louis (1655 S Jefferson Ave)
1655 S Jefferson Ave, St Louis, Missouri,
$3.14
May 29, 2026
0¢ Cashback
ZX in St Louis (2110 Chouteau Ave)
2110 Chouteau Ave, St Louis, Missouri,
$3.14
May 29, 2026
0¢ Cashback
Amoco in St. Louis (2707 Mccausland Ave)
2707 McCausland Ave, St Louis, Missouri,
$3.15
May 29, 2026
0¢ Cashback
7-Eleven in St Louis (6909 Southwest Ave)
6909 Southwest Ave, St Louis, Missouri,
$3.15
May 29, 2026
0¢ Cashback
Phillips 66 in St Louis (1113 Salisbury St)
1113 Salisbury St, St Louis, Missouri,
$3.15
May 29, 2026
0¢ Cashback
Phillips 66 in St Louis (5604 Gravois Rd)
5604 Gravois Rd, St Louis, Missouri,
$3.17
May 29, 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.