Latest available Costco gas prices for Saint Peters.
Current Gas Prices:
- Regular: $3.589
- Premium: $4.249
Last successful update: September 3, 2026 9:57 am GMT+0000.
Location
Address: 200 COSTCO WAY, Saint Peters, Missouri 63376-4385
Phone: (636) 970-4004
Opening Hours
Gas Station:
Mon-Fri: 6:00 AM – 10:00 PM
Warehouse:
Mon-Fri: 10:00 AM – 8:30 PM
FAQ About Saint Peters, Missouri
What should I expect the first time I fill up at the Costco gas station in Saint Peters?
When visiting the Saint Peters Costco gas station for the first time, expect a streamlined self-service setup but potentially longer wait times during peak hours. Bring your Costco membership card and payment method ready, and be prepared for a busy lot especially on weekends.
How can I plan my route to the Costco gas station in Saint Peters to avoid congestion?
Before leaving, check local traffic apps for current conditions on Mid Rivers Mall Drive and surrounding roads. Planning your trip during off-peak hours, like mid-morning or early afternoon, can help you avoid heavy traffic near the Costco and speed up your fueling process.
What’s the best way to handle lines if the gas station lot is busy in Saint Peters?
If the lot is crowded, observe the flow of vehicles and join the line that appears to move most efficiently. Sometimes waiting an extra five minutes for a shorter line can save you time overall. Stay patient and avoid blocking entrances or exits to keep traffic moving smoothly.
How can I set up a low-stress weekly routine for refilling at the Saint Peters Costco gas station?
Try to pick a consistent day and time each week when the station is less busy, such as weekday mid-mornings. Keep your membership card accessible and monitor your fuel gauge regularly so you can refill before running low, reducing last-minute trips during peak times.
What local traffic factors should Saint Peters drivers consider before visiting Costco gas during peak periods?
During peak periods, be aware of rush hour traffic on highways like I-70 and Missouri Route 94, which can affect your approach to Costco. Allow extra travel time and consider alternate routes to avoid bottlenecks near the shopping center.
How can I keep an alternate fueling route in mind around Saint Peters if Costco gas lines are too long?
Identify nearby gas stations along your regular routes, such as those on Jungermann Road or Mexico Road, as backup options. This way, if Costco’s lines are long, you can quickly switch to a convenient alternative without significant detours.