Costco St John Business Center
8421 St John Industrial Lane, St. Louis, Missouri 63114-4550
Regular
$3.450
Premium
$4.190
Diesel
N/A
Updated Nov 5, 2026View details →
Costco Gas Prices in St. Louis
Latest reported Costco fuel prices in St. Louis, Missouri.
- Stations
- 3
- Avg. Regular
- $3.676
- Lowest Regular
- $3.450
- Avg. Diesel
- N/A
Costco Gas Stations (3)
Costco S St Louis
4200 Rusty Rd, Saint Louis, Missouri 63128-1973
Regular
$3.719
Premium
$4.369
Diesel
N/A
Updated Oct 26, 2026View details →
Costco University City
8685 Olive Blvd, Saint Louis, Missouri 63132-2503
Regular
$3.859
Premium
$4.479
Diesel
N/A
Updated Oct 26, 2026View details →