Costco Gas Prices Sioux Falls (2024)

FAQs

What is 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.

As gasoline prices fall, Costco does not lower prices at the same pace it raises them when prices are climbing. This allows the company to recoup some of the profits lost by doing the reverse when prices were rising.

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.

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 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.

South Dakota ranks near the bottom in the country for average price of gasoline, according to AAA.

Average gas prices highest in California, lowest in Mississippi. As of July 19, 2024, the highest average gas price is in California ($4.71 per gallon). That's followed by Hawaii ($4.70) and Washington ($4.26). Source: AAA.

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.

Does Costco gas have water in it? ›

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? The gasoline from you local Cosco comes from the same terminal as the rest of your local gas stations. The only difference is that is doesn't get the proprietary additive package added to it that you pay extra for from Shell or Chevron or whatever your local options are.

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, ...

You must be logged in to Costco.com and have a valid Costco Membership number saved in your online account to view pricing and/or purchase Member Only Items. When viewing product details, you will be prompted to login to your account to display pricing and enable the Add to Cart button.

Insider Tips: When to Visit to Avoid the Crowds

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.

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.

Drive in between 10 am and noon on a weekday for shorter waiting times in line. Most people tend to pull up during their lunch breaks and after work in the evening on weekdays. Traffic is one-way only at all Costco gas stations to keep it moving quickly.