Costco Maine Gas Prices
Find the cheapest Costco gas in Maine— every fuel center ranked by today's price.
1 Costco fuel centers in 1 city · 0 of 1 sell diesel
Costco operates 1 fuel center in Maine, all in Scarborough. Across the state, regular gas averages $3.579 and premium runs about $0.82 higher at $4.399. Across the state, regular pump prices have eased about $0.38 over the past month, from $3.959 a month ago. Premium has eased about $0.40 over the same period.
If your vehicle takes premium, the lowest in Maine is Costco Scarborough in Scarborough at $4.399. 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.
30-day Maine average price trend
Browse Maine cities
All Maine stations by price
| Station | Regular | Premium |
|---|---|---|
| Scarborough Scarborough | $3.579 | $4.399 |
Frequently asked questions
Which Costco has the cheapest gas in Maine?
As of the latest daily update, Costco Scarborough in Scarborough has the cheapest regular gas in Maine at $3.579 USD per gallon. Pump prices change daily, so check the ranking on this page for the current order.
How much is Costco gas in Maine right now?
Across the 1 Costco fuel center in Maine, regular averages $3.579 USD per gallon and premium $4.399. Those are averages of the latest pump prices — individual stations vary, so see the per-station table on this page.
Does Costco sell diesel in Maine?
None of the 1 Costco fuel center in Maine currently report a diesel price. Diesel availability varies by warehouse — check individual station pages for the latest.
Is Costco gas in Maine cheaper than average?
Maine Costco regular averages $3.579, about $0.24 lower than the national U.S. Costco average of $3.823. Wherever you fill up, Costco fuel is usually priced below nearby branded stations.
Do you need a Costco membership to buy gas in Maine?
Yes — Costco gas stations in Maine are members-only. You scan a membership card or a Costco Shop Card at the pump before fueling; non-members can't buy fuel at Costco.
How do you pay for gas at Costco in Maine?
Costco gas stations in Maine take any Visa credit card, PIN debit, a Costco Shop Card, and Apple Pay or Google Pay linked to a Visa — but not Mastercard, Amex, Discover, or cash at the pump.
What time do Costco gas stations open in Maine?
Hours vary by location, and the gas station usually opens earlier and closes later than the warehouse itself. For example, the gas station at Costco Scarborough runs 6AM – 10PM on weekdays. Check the individual station page for exact hours before a long drive.