Costco Gas Prices in Marysville, Washington
Marysville WA · Warehouse #642
16616 TWIN LAKES AVE, Marysville, Washington 98271-4701
Prices updated: July 22, 2026 at 8:00 PM
Regular
$4.559
PRICE PER GALLON
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Premium
$4.859
PRICE PER GALLON
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Current gas prices at Costco #642
This Costco gas station is located at 16616 TWIN LAKES AVE in Marysville, Washington. The latest reported fuel prices are regular at $4.559/gal, premium at $4.859/gal. Prices were last updated on July 22, 2026 at 8:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$4.559−0.200 (4.2%)
Premium
$4.859−0.300 (5.8%)
DateRegPrem
Jul 22, 8:00 PM$4.559$4.859
Jul 22, 4:00 PM$4.499$4.799
Jul 21, 10:00 PM$4.399$4.699
Jul 20, 5:00 PM$4.299$4.699
Jul 20, 3:00 AM—$4.699
Jul 20, 2:00 AM$4.299$4.699
Jul 19, 4:00 PM$4.359$4.699
Jul 18, 4:00 PM$4.359$4.659
Jul 16, 5:00 PM$4.259$4.659
Jul 15, 9:00 PM$4.359$4.659
Jul 14, 9:00 PM—$4.659
Jul 14, 8:00 PM$4.359$4.659
Jul 14, 4:00 PM$4.259$4.659
Jul 13, 6:00 PM$4.299$4.659
Jul 9, 1:00 AM—$4.659
Jul 9, 12:00 AM$4.299$4.659
Jul 7, 11:00 PM$4.259$4.659
Jul 7, 4:00 PM$4.259$4.699
Jul 6, 9:00 PM$4.359$4.699
Jul 3, 4:00 PM$4.399$4.799
Jul 2, 11:00 PM$4.459$4.899
Jul 2, 4:00 PM$4.559$4.899
Jul 1, 10:00 PM$4.499$4.859
Jun 29, 4:00 PM$4.559$5.059
Jun 28, 4:00 PM$4.599$5.059
Jun 27, 3:00 PM$4.659$5.059
Jun 26, 9:00 PM$4.679$5.059
Jun 25, 3:00 PM$4.759$5.159