Costco Tukwila Gas Prices
400 Costco Dr Ste 150, Tukwila, WA 98188
Warehouse #6 · 27th cheapest of 33 in Washington
27th cheapest of 33 in Washington
Prices last refreshed — always verify at the pump.
30-day price trend
Located at 400 Costco Dr Ste 150 in Tukwila, Washington, this Costco gas station opened on August 30, 1984 and has been serving members for over 41 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 $0.10 over the past two weeks, from $5.399 two weeks ago. Premium has climbed about $0.10 over the same period.
Gas Station Hours
Warehouse Hours
Services at this warehouse
Departments & programs
Station map
Click the marker to open in Google Maps for directions.
Looking for a different station?
Frequently asked questions
What are the gas station hours at Costco Tukwila?
The Costco Tukwila 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 Tukwila right now?
Current pump prices at Costco Tukwila are regular at $5.499 USD per gallon, premium at $6.099 USD per gallon, and diesel at $6.769 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 Tukwila gas station located?
Costco Tukwila is at 400 Costco Dr Ste 150, Tukwila, WA 98188. The gas pumps are on the warehouse property — look for the Costco fuel canopy near the parking lot.
When did the Costco Tukwila warehouse open?
The Costco Tukwila warehouse in Tukwila, Washington opened on August 30, 1984.
What other services does Costco Tukwila offer besides gas?
Beyond the gas station, Costco Tukwila 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 Tukwila?
Yes — Diesel fuel is sold at Costco Tukwila, currently at $6.769 USD per gallon. Diesel pumps are typically separate from the regular fuel lanes at Costco gas stations, so look for the Diesel signage on arrival.