Costco North Dakota Gas Prices
Find the cheapest Costco gas in North Dakota— every fuel center ranked by today's price.
2 Costco fuel centers in 2 cities · 1 of 2 sell diesel
Costco operates 2 fuel centers in North Dakota, spread across 2 cities. Across the state, regular gas averages $3.429, premium runs about $0.70 higher at $4.129, and diesel sits at $3.989. The lowest-priced regular pump is at Costco West Fargo in West Fargo at $3.359, while Bismarck in Bismarck sits about $0.14 higher. Across the state, regular pump prices have eased about $0.27 over the past month, from $3.699 a month ago. Premium has eased about $0.25 and diesel has eased about $0.51 over the same period. Diesel is sold at 1 of the 2 North Dakota locations.
If your vehicle takes premium, the lowest in North Dakota is Costco West Fargo in West Fargo at $3.999. The cheapest diesel is at Costco Bismarck in Bismarck at $3.989. 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 North Dakota average price trend
Browse North Dakota cities
All North Dakota stations by price
| Station | Regular | Premium |
|---|---|---|
| West Fargo West Fargo | $3.359 | $3.999 |
| Bismarck Bismarck | $3.499 | $4.259 |
Frequently asked questions
Which Costco has the cheapest gas in North Dakota?
As of the latest daily update, Costco West Fargo in West Fargo has the cheapest regular gas in North Dakota at $3.359 USD per gallon. Pump prices change daily, so check the ranking on this page for the current order.
How much is Costco gas in North Dakota right now?
Across the 2 Costco fuel centers in North Dakota, regular averages $3.429 USD per gallon, premium $4.129, and diesel $3.989. 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 North Dakota?
Yes — 1 of the 2 Costco fuel centers in North Dakota sells diesel, averaging $3.989 USD per gallon. Availability varies by warehouse, so check the table above first.
Is Costco gas in North Dakota cheaper than average?
North Dakota Costco regular averages $3.429, about $0.39 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 North Dakota?
Yes — Costco gas stations in North Dakota 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 North Dakota?
Costco gas stations in North Dakota 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 North Dakota?
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 West Fargo runs 6AM – 10PM on weekdays. Check the individual station page for exact hours before a long drive.