Costco Alabama Gas Prices

Costco operates 5 fuel centers in Alabama, spread across 5 cities. Across the state, regular gas averages $3.529 and premium runs about $0.680 higher at $4.209. The lowest-priced regular pump is at Costco Mobile in Mobile at $3.449, while Montgomery in Montgomery sits about $0.130 higher. Across the state, regular pump prices have eased about $0.090 over the past month, from $3.619 a month ago. Premium has eased about $0.136 over the same period.

If your vehicle takes premium, the lowest in Alabama is Costco Huntsville in Huntsville at $4.159. Pump prices shift from one warehouse to the next with local taxes, fuel-blend rules, and transport costs, but Costco fuel is members-only and usually runs below nearby branded stations — which is what keeps these pumps busy.