Costco Gas Prices in Sequim, Washington
Sequim · Warehouse #639
955 W WASHINGTON ST, Sequim, Washington 98382-3266
Prices updated: September 4, 2026 at 3:00 AM
Regular
$5.299
PRICE PER GALLON
Press
Premium
$6.099
PRICE PER GALLON
Press
Current gas prices at Costco #639
This Costco gas station is located at 955 W WASHINGTON ST in Sequim, Washington. The latest reported fuel prices are regular at $5.299/gal, premium at $6.099/gal. Prices were last updated on September 4, 2026 at 3:00 AM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$5.299+0.200 (3.9%)
Premium
$6.099+0.440 (7.8%)
DateRegPrem
Sep 4, 3:00 AM$5.299$6.099
Sep 3, 3:00 PM$5.269$6.099
Sep 3, 3:00 AM—$6.099
Sep 3, 2:00 AM$5.269$6.099
Sep 2, 3:00 PM$5.199$5.999
Sep 1, 3:00 PM$5.159$5.959
Aug 31, 2:00 PM$5.159$5.859
Aug 30, 4:00 PM$5.099$5.799
Aug 28, 10:00 PM$5.099$5.699
Aug 28, 4:00 PM$5.099$5.599
Aug 24, 3:00 PM$5.199$5.599
Aug 24, 2:00 PM—$5.599
Aug 24, 1:00 PM$5.199$5.599
Aug 23, 5:00 PM$5.139$5.599
Aug 22, 4:00 PM$5.099$5.599
Aug 21, 8:00 PM$4.999$5.499
Aug 19, 6:00 PM$5.099$5.599
Aug 17, 7:00 PM$4.999$5.699
Aug 16, 6:00 PM$4.999$5.599
Aug 14, 4:00 PM$4.999$5.559
Aug 13, 7:00 PM$4.999$5.599
Aug 12, 3:00 PM$5.099$5.559
Aug 11, 4:00 PM$5.099$5.599
Aug 8, 11:00 AM—$5.599
Aug 8, 10:00 AM$5.099$5.599
Aug 7, 3:00 PM$5.099$5.659
Aug 6, 3:00 PM$5.099$5.599
Aug 5, 7:00 PM$5.099$5.659