Costco Gas Prices in Westminster, Colorado
Latest reported regular prices per gallon from 1 of 2 Costco gas stations; most recent report Oct 26, 2026 (UTC). Prices may vary at the pump.
Average Price
$3.62/gal
Lowest Price
$3.62/gal
Highest Price
$3.62/gal
All Costco Gas Stations in Westminster, Colorado
Browse every listed location and open its latest reported prices and station details.