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Costco Gas Price Today in Saint Louis, Missouri

Average Price

$3.77

Lowest Price

$3.68

Highest Price

$3.93

3 Stations Found

Showing 3 of 3

$3.68

8685 OLIVE BLVD

Saint Louis

Updated Aug 31, 2026

$3.93

5801 W 16TH ST

Saint Louis Park

Updated Aug 31, 2026

$3.70

4200 RUSTY RD

Saint Louis

Updated Aug 31, 2026

Nearby Cities in Missouri

Independence St. Louis Kansas City Manchester Saint Peters Springfield

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All Costco Gas Stations in Saint Louis, Missouri

Browse every listed location and open its latest reported prices and station details.