Costco Gas Prices in Marysville, Washington
Marysville WA · Warehouse #642
16616 TWIN LAKES AVE, Marysville, Washington 98271-4701
Prices updated: August 18, 2026 at 11:00 PM
Regular
$4.699
PRICE PER GALLON
Press
Premium
$5.099
PRICE PER GALLON
Press
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 $4.699/gal, premium at $5.099/gal. Prices were last updated on August 18, 2026 at 11:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$4.699+0.400 (9.3%)
Premium
$5.099+0.400 (8.5%)
DateRegPrem
Aug 18, 11:00 PM$4.699$5.099
Aug 18, 7:00 PM$4.699$4.999
Aug 18, 4:00 PM$4.659$4.959
Aug 13, 3:00 PM$4.659$4.999
Aug 12, 3:00 PM$4.659$4.959
Aug 11, 9:00 PM$4.599$4.959
Aug 11, 4:00 PM$4.599$4.999
Aug 10, 9:00 PM$4.599$4.959
Aug 8, 6:00 PM$4.659$4.959
Aug 8, 11:00 AM—$4.959
Aug 8, 10:00 AM$4.659$4.959
Aug 7, 9:00 PM$4.699$4.999
Aug 5, 3:00 PM$4.659$4.999
Aug 3, 4:00 PM$4.659$4.899
Aug 1, 6:00 PM$4.659$4.999
Jul 31, 10:00 PM$4.659$4.959
Jul 31, 5:00 PM$4.659$4.859
Jul 30, 9:00 PM$4.559$4.859
Jul 28, 4:00 PM$4.499$4.859
Jul 26, 5:00 PM$4.599$4.859
Jul 24, 4:00 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