Costco Kennewick Gas Prices
8505 W. Gage Blvd, Kennewick, WA 99336
Warehouse #486 · 7th cheapest of 33 in Washington
7th cheapest of 33 in Washington
Prices last refreshed — always verify at the pump.
30-day price trend
Located at 8505 W. Gage Blvd in Kennewick, Washington, this Costco gas station opened on July 1, 1987 and has been serving members for over 38 years. The pumps run 6AM – 10PM Monday through Friday, 6AM – 8:30PM on Saturday, and 6AM – 7:30PM on Sunday, while the warehouse itself opens 10AM – 8:30PM on weekdays. Members at this warehouse can also access a food court, a pharmacy, a tire center, an optical department, and hearing aid services. Regular pump prices at this station have climbed about $0.25 over the past two weeks, from $4.999 two weeks ago. Premium has climbed about $0.30 over the same period.
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Frequently asked questions
What are the gas station hours at Costco Kennewick?
The Costco Kennewick gas station is open 6AM – 10PM Monday through Friday, 6AM – 8:30PM on Saturday, and 6AM – 7:30PM on Sunday. Hours can change on holidays — check the warehouse page on Costco.com before a long drive.
How much is gas at Costco Kennewick right now?
Current pump prices at Costco Kennewick are regular at $5.249 USD per gallon and premium at $5.699 USD per gallon. Prices are pulled from public sources and can change throughout the day — always verify at the pump before fueling.
Where is the Costco Kennewick gas station located?
Costco Kennewick is at 8505 W. Gage Blvd, Kennewick, WA 99336. The gas pumps are on the warehouse property — look for the Costco fuel canopy near the parking lot.
When did the Costco Kennewick warehouse open?
The Costco Kennewick warehouse in Kennewick, Washington opened on July 1, 1987.
What other services does Costco Kennewick offer besides gas?
Beyond the gas station, Costco Kennewick also has a food court, a pharmacy, a tire center, an optical department, and hearing aid services. Department hours can differ from the main warehouse — check signage on arrival.
Is Diesel available at Costco Kennewick?
No — Diesel fuel is not sold at the Costco Kennewick gas station. Only regular and premium unleaded gasoline are offered at this location. For the nearest Costco Diesel, check a larger warehouse or business center nearby.