Costco Massachusetts Gas Prices

Costco operates 4 fuel centers in Massachusetts, spread across 4 cities. Across the state, regular gas averages $3.879 and premium runs about $0.887 higher at $4.767. The lowest-priced regular pump is at Costco Danvers in Danvers at $3.799, while Sharon in Sharon sits about $0.160 higher. Across the state, regular pump prices have eased about $0.248 over the past month, from $4.127 a month ago. Premium has eased about $0.217 over the same period.

If your vehicle takes premium, the lowest in Massachusetts is Costco West Springfield in West Springfield at $4.559. 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.