Costco Connecticut Gas Prices
Find the cheapest Costco gas in Connecticut— every fuel center ranked by today's price.
7 Costco fuel centers in 7 cities · 0 of 7 sell diesel
Costco operates 7 fuel centers in Connecticut, spread across 7 cities. Across the state, regular gas averages $3.586 and premium runs about $0.77 higher at $4.353. The lowest-priced regular pump is at Costco New Britain in New Britain at $3.369, while Enfield in Enfield sits about $0.33 higher. Across the state, regular pump prices have eased about $0.48 over the past month, from $4.068 a month ago. Premium has eased about $0.47 over the same period.
If your vehicle takes premium, the lowest in Connecticut is Costco Brookfield in Brookfield at $4.199. 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 Connecticut average price trend
Browse Connecticut cities
All Connecticut stations by price
| Station | Regular | Premium |
|---|---|---|
| New Britain New Britain | $3.369 | $4.259 |
| Waterbury Waterbury | $3.539 | $4.299 |
| Brookfield Brookfield | $3.599 | $4.199 |
| Milford Milford | $3.599 | $4.299 |
| E Lyme East Lyme | $3.619 | $4.459 |
| South Windsor South Windsor | $3.679 | $4.399 |
| Enfield Enfield | $3.699 | $4.559 |
Frequently asked questions
Which Costco has the cheapest gas in Connecticut?
As of the latest daily update, Costco New Britain in New Britain has the cheapest regular gas in Connecticut at $3.369 USD per gallon. Pump prices change daily, so check the ranking on this page for the current order.
How much is Costco gas in Connecticut right now?
Across the 7 Costco fuel centers in Connecticut, regular averages $3.586 USD per gallon and premium $4.353. 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 Connecticut?
None of the 7 Costco fuel centers in Connecticut currently report a diesel price. Diesel availability varies by warehouse — check individual station pages for the latest.
Is Costco gas in Connecticut cheaper than average?
Connecticut Costco regular averages $3.586, 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 Connecticut?
Yes — Costco gas stations in Connecticut 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 Connecticut?
Costco gas stations in Connecticut 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 Connecticut?
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 New Britain runs 6AM – 10PM on weekdays. Check the individual station page for exact hours before a long drive.