Costco Kentucky Gas Prices
Find the cheapest Costco gas in Kentucky— every fuel center ranked by today's price.
4 Costco fuel centers in 3 cities · 1 of 4 sell diesel
Costco operates 4 fuel centers in Kentucky across 3 cities, with the largest cluster in Louisville (2 stations). Across the state, regular gas averages $3.092, premium runs about $0.92 higher at $4.014, and diesel sits at $4.299. The lowest-priced regular pump is at Costco Louisville in Louisville at $2.939, while Lexington in Lexington sits about $0.29 higher. Across the state, regular pump prices have eased about $0.35 over the past month, from $3.439 a month ago. Premium has eased about $0.42 and diesel has eased about $0.46 over the same period. Diesel is sold at 1 of the 4 Kentucky locations.
If your vehicle takes premium, the lowest in Kentucky is Costco Louisville in Louisville at $3.879. The cheapest diesel is at Costco Florence in Florence at $4.299. 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 Kentucky average price trend
Browse Kentucky cities
All Kentucky stations by price
| Station | Regular | Premium |
|---|---|---|
| Louisville Louisville | $2.939 | $3.879 |
| NE Louisville Louisville | $2.999 | $3.999 |
| Florence Florence | $3.199 | $4.229 |
| Lexington Lexington | $3.229 | $3.949 |
Frequently asked questions
Which Costco has the cheapest gas in Kentucky?
As of the latest daily update, Costco Louisville in Louisville has the cheapest regular gas in Kentucky at $2.939 USD per gallon. Pump prices change daily, so check the ranking on this page for the current order.
How much is Costco gas in Kentucky right now?
Across the 4 Costco fuel centers in Kentucky, regular averages $3.092 USD per gallon, premium $4.014, and diesel $4.299. 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 Kentucky?
Yes — 1 of the 4 Costco fuel centers in Kentucky sells diesel, averaging $4.299 USD per gallon. Availability varies by warehouse, so check the table above first.
Is Costco gas in Kentucky cheaper than average?
Kentucky Costco regular averages $3.092, about $0.73 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 Kentucky?
Yes — Costco gas stations in Kentucky 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 Kentucky?
Costco gas stations in Kentucky 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 Kentucky?
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 Louisville runs 6AM – 10PM on weekdays. Check the individual station page for exact hours before a long drive.