Cheapest Costco Gas Prices in Saint Louis, MO
2 Costco Stations
MO Avg. Gas Prices
| Regular | Mid-Grade | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $3.191 | $3.523 | $3.820 | $3.672 |
| Yesterday Avg. | $3.191 | $3.523 | $3.820 | $3.672 |
| Week Ago Avg. | $3.146 | $3.409 | $3.744 | $3.675 |
| Month Ago Avg. | $2.825 | $3.171 | $3.481 | $3.595 |
| Year Ago Avg. | $3.046 | $3.321 | $3.640 | $3.888 |