Costco Gas Prices in Kirkland, Washington
Kirkland · Warehouse #8
8629 120TH AVE NE, Kirkland, Washington 98033-5822
Prices updated: July 22, 2026 at 9:00 PM
Regular
$4.899
PRICE PER GALLON
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Premium
$5.399
PRICE PER GALLON
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Current gas prices at Costco #8
This Costco gas station is located at 8629 120TH AVE NE in Kirkland, Washington. The latest reported fuel prices are regular at $4.899/gal, premium at $5.399/gal. Prices were last updated on July 22, 2026 at 9:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$4.899−0.160 (3.2%)
Premium
$5.399−0.100 (1.8%)
DateRegPrem
Jul 22, 9:00 PM$4.899$5.399
Jul 22, 4:00 PM$4.899$5.299
Jul 19, 4:00 PM$4.869$5.299
Jul 16, 5:00 PM$4.779$5.299
Jul 14, 10:00 PM$4.839$5.299
Jul 9, 10:00 PM$4.779$5.299
Jul 7, 11:00 PM$4.799$5.299
Jul 6, 4:00 PM$4.839$5.359
Jul 5, 6:00 PM$4.859$5.299
Jul 4, 8:00 PM$4.799$5.199
Jun 30, 5:00 PM$4.869$5.299
Jun 29, 4:00 PM$4.899$5.399
Jun 26, 9:00 PM$4.959$5.399
Jun 25, 9:00 PM$4.999$5.399
Jun 24, 9:00 PM$4.999$5.499
Jun 23, 3:00 PM$5.059$5.499