Costco St Peters Gas Prices – Saint Peters, MO
Today at the pump
Regular3.739
Premium4.389
USD per gallon · Last updated September 15, 2026 · This station does not sell diesel
200 Costco Way, Saint Peters, MO 63376-4385 · Open in Maps ↗
30-day range
where today sits- Regular$3.739 today · avg $3.626$3.499 low$3.759 high
- Premium$4.389 today · avg $4.263$3.999 low$4.399 high
Price history at St Peters
Last 30 days · USD per gallonRegularPremium
View data as table
| Date | Regular | Premium |
|---|---|---|
| Aug 17 | $3.539 | $3.999 |
| Aug 18 | $3.499 | $4.049 |
| Aug 19 | $3.499 | $4.149 |
| Aug 20 | $3.499 | $4.149 |
| Aug 21 | $3.499 | $4.149 |
| Aug 22 | $3.589 | $4.199 |
| Aug 23 | $3.629 | $4.229 |
| Aug 24 | $3.659 | $4.259 |
| Aug 25 | $3.659 | $4.299 |
| Aug 26 | $3.659 | $4.299 |
| Aug 27 | $3.529 | $4.199 |
| Aug 28 | $3.529 | $4.199 |
| Aug 29 | $3.529 | $4.199 |
| Aug 30 | $3.529 | $4.179 |
| Aug 31 | $3.529 | $4.179 |
| Sep 1 | $3.529 | $4.179 |
| Sep 2 | $3.529 | $4.179 |
| Sep 3 | $3.589 | $4.249 |
| Sep 4 | $3.649 | $4.249 |
| Sep 5 | $3.649 | $4.349 |
| Sep 6 | $3.699 | $4.399 |
| Sep 7 | $3.759 | $4.399 |
| Sep 8 | $3.759 | $4.399 |
| Sep 9 | $3.759 | $4.399 |
| Sep 10 | $3.759 | $4.399 |
| Sep 11 | $3.759 | $4.399 |
| Sep 12 | $3.739 | $4.389 |
| Sep 13 | $3.739 | $4.389 |
| Sep 14 | $3.739 | $4.389 |
| Sep 15 | $3.739 | $4.389 |
Last updated September 15, 2026. Prices are collected once daily and can lag same-day changes at the pump.
St Peters is located at 200 Costco Way, Saint Peters, MO 63376-4385, in Missouri. The gas station sits in the warehouse parking lot and is open to Costco members, selling Regular and Premium — this location does not sell diesel. Gas station hours are 6 a.m. – 10 p.m. on weekdays, 6 a.m. – 8:30 p.m. on Saturdays and 6 a.m. – 7:30 p.m. on Sundays, in local time.
Warehouse
Station details
Saint Peters Gas station hours
- Mon–Fri
- 6 a.m. – 10 p.m.
- Saturday
- 6 a.m. – 8:30 p.m.
- Sunday
- 6 a.m. – 7:30 p.m.
Saint Peters Warehouse hours
- Mon–Fri
- 10 a.m. – 8:30 p.m.
- Saturday
- 9:30 a.m. – 7 p.m.
- Sunday
- 10 a.m. – 6 p.m.
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