Costco Gas Prices | CostContessa (2024)

FAQs

What's the best day to buy gas at Costco? ›

Gas stations can get busy (avoid weekends)

Avoid weekend fill-ups if you can. Buying gas on a weekend could be a nightmare, as waiting times could take hours. To avoid this, the best time to get gas at Costco is on weekdays between 10-11 in the morning.

It's good for your car

The fact that gas is cheaper at Costco doesn't mean it's lower in quality. The company offers Kirkland Signature gasoline, which is formulated to improve vehicle performance and fuel economy. Costco says the gas also reduces emissions, making it better for the environment.

Costco Gasoline

Launch the app and tap the Warehouse icon at the bottom of the screen. Tap the pin of the warehouse you want to view gas prices at. You will be taken to the Warehouse details page. View the warehouse's hours and current gas prices.

Plan your fueling around the quieter times, typically during the middle of the week and early in the morning. Additionally, members can consult the Costco app, which sometimes offers real-time updates on gas station wait times.

Costco is listed as a TOP TIER™ gasoline retailer. Find out more at www.toptiergas.com. Kirkland Signature™ Gasoline contains five times the EPA detergent requirement in both regular unleaded and premium grades, and is formulated to clean your engine and help your vehicle run like new.

Buy Gas on Monday or Tuesday

Be strategic about the days you fill up at the pump. “For gas, Mondays and Tuesdays tend to be the cheapest days to fill up your tank as demand is lower at the beginning of the week,” Anderson said.

Costco's electronic sensors continuously monitor our underground storage tanks for water. We physically inspect and take chemical samples of our tanks at least weekly to confirm there is no contamination.

Where does Costco gasoline come from? Costco buys gasoline from the market. People think that the gasoline at a Shell gas station is made by Shell.

“You save approximately 20 cents a gallon at Costco over other local vendors,” says David Schwartz, who together with his wife Susan authored “The Joy of Costco”. “That's something we have seen time and time again across the country.”

You'll know you're filling up with the good stuff if you spot a small green sticker on the pump that says “TOP TIER Detergent Gasoline.” As of early 2022, the following stations sold Top Tier gasoline in the U.S.: 76, ARCO, Aloha, Beacon, Breakaway, CITGO, Cenex, Chevron, Conoco, Costco Wholesale, CountryMark, ...

Does Costco make money on gas? ›

The short answer is that unlike pretty much every other retail business that sells gasoline, Costco doesn't care about making money from its gas pumps. In fact, Costco typically sells its gas at a moderate loss. Why would Costco do this? It's not an act of charity.

Costco requires you to show your membership card to even get inside, so if you don't have one, you'll have to speak to the employee at the front door to gain entrance.

The takeaway: Costco gas is cheaper for members

However, if you'd have to go out of your way to get to a Costco and you shudder at the prospect of waiting in extremely long lines for marginally cheaper gas, then the savings simply might not be worth it for you.

Costco gas is higher quality than many competitors

Kirkland Signature Gasoline is TOP TIER™ certified, which means it meets stringent performance standards. Using TOP TIER™ gas can reduce valve damage, sticking valves, and fouled plugs.

If you are filling up in the middle of a hot day, the gasoline may expand, causing you to get less gasoline in your vehicle, which means you pay more for less. Filling up in the morning when it is cooler can help ensure the gasoline has contracted, and you get a larger amount of fuel for the same price.

In general, gas prices tend to be lowest at the beginning of the week, on Monday and Tuesday, GasBuddy's lead petroleum analyst Patrick De Haan told Nexstar. As the week goes on, gas prices tend to rise until they reach their most expensive point on the weekend – especially on Friday and Saturday.

Buy early or late in the day

On warmer months, it's reasonable to buy fuel on the cooler hours of the day – either early mornings or late nights. Fuel density falls when the temperature rises, so you'll be getting less of it when it's hot outside.