Costco Gas Prices in Kirkland, Washington
Kirkland · Warehouse #8
8629 120TH AVE NE, Kirkland, Washington 98033-5822
Prices updated: September 3, 2026 at 9:00 PM
Regular
$5.199
PRICE PER GALLON
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Premium
$5.749
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 $5.199/gal, premium at $5.749/gal. Prices were last updated on September 3, 2026 at 9:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$5.199+0.200 (4.0%)
Premium
$5.749+0.250 (4.5%)
DateRegPrem
Sep 3, 9:00 PM$5.199$5.749
Sep 3, 7:00 PM$5.199$5.699
Sep 3, 3:00 PM$5.149$5.699
Sep 2, 3:00 PM$5.149$5.659
Sep 1, 4:00 PM$5.099$5.659
Sep 1, 3:00 PM$5.029$5.599
Aug 31, 2:00 PM$5.029$5.529
Aug 30, 4:00 PM$4.999$5.499
Aug 30, 12:00 PM—$5.499
Aug 30, 11:00 AM$4.999$5.499
Aug 29, 7:00 PM$4.999$5.449
Aug 28, 4:00 PM$4.999$5.399
Aug 27, 5:00 PM$4.999$5.459
Aug 26, 4:00 PM$4.999$5.499
Aug 24, 3:00 PM$5.059$5.599
Aug 23, 5:00 PM$5.039$5.599
Aug 22, 4:00 PM$4.999$5.599
Aug 21, 8:00 PM$4.999$5.499
Aug 21, 5:00 PM$4.999$5.399
Aug 11, 4:00 PM$4.999$5.499
Aug 7, 9:00 PM$4.999$5.559
Aug 5, 2:00 PM—$5.499
Aug 5, 1:00 PM$4.999$5.499