Costco Gas Station is a membership-based fuel center that sells Top Tier rated gasoline, including Kirkland Signature™ Gasoline, which is formulated to clean engines and help vehicles run like new. The station offers good discounts and easy-to-use pumps, making it a popular choice for members. Prices are generally considered the most reasonable throughout the year, often cheaper than other options, though prices can be over 10% higher than locations further north. The station tends to be busy, especially during peak hours, with some long lines and traffic flow challenges, particularly at the 4th Ave location in Seattle. Early mornings, around 7:00 am, offer quicker access and shorter wait times. Despite occasional delays, many find that the station's quality fuel and competitive prices make it a worthwhile choice, especially for members who want to save money. Overall, Costco Gas Station is known for its good value, quality fuel, and convenience for members.
The gas prices here are the best probably the lowest in Seattle. The lines always go by in no time compared to all the other gas stations. This is the best place to get your gas for a good price.
June 2025
Went M around 8:15 am., using the gas entrance. Gas was expensive in the world today but Cost Co membership had me at $4.10. I was in/out within 10 minutes, still made my appt in the city, even after I accidentally chose the longer line.
July 2024
Every thing you want for groceries, they've got it
