Frequently Asked Questions

Yes, a valid Costco membership is required to purchase gas at Costco gas stations. The attendant may ask to see your membership card before you can fuel up.

Costco is able to offer lower gas prices due to their high volume sales, efficient operations, and membership model. They typically operate on lower margins for fuel as a benefit to their members.

We strive to update gas prices as frequently as possible. Many prices are updated daily through user submissions and our data collection methods. However, the exact timing can vary by location.

Yes! We encourage users to submit price updates. You can do this by navigating to the specific station page and using the "Update Price" feature. Your contributions help keep our information accurate for everyone.

Most Costco gas stations offer Regular Unleaded (87 octane) and Premium Unleaded (91 or 93 octane, depending on the region). Many locations also offer Diesel fuel. Costco fuel is Top Tier certified, containing more detergent additives than required by government standards.

While we make every effort to ensure accuracy, gas prices can change frequently. We recommend using our website as a guide and verifying the price when you arrive at the station.

Yes, Costco accepts all Visa cards for gas purchases. They no longer accept American Express. You can also pay with most debit cards or a Costco Shop Card.

Costco gas station hours vary by location but are typically open from 6:00 AM to 9:00 PM on weekdays, 7:00 AM to 7:00 PM on Saturdays, and 7:00 AM to 7:00 PM on Sundays. Hours may vary by location and season.

No, this website is not affiliated with or endorsed by Costco Wholesale Corporation. We are an independent service providing information about Costco gas prices as a resource for consumers.

If you notice any incorrect information, please use our Contact page to let us know. Include details about the specific station and the correct information, and we'll update it as soon as possible.