Costco Gas Prices in Union Gap, Washington
Union Gap · Warehouse #1013
2310 LONGFIBRE RD, Union Gap, Washington 98903-1513
Prices updated: September 5, 2026 at 10:00 PM
Regular
$4.759
PRICE PER GALLON
Press
Premium
$5.359
PRICE PER GALLON
Press
Current gas prices at Costco #1013
This Costco gas station is located at 2310 LONGFIBRE RD in Union Gap, Washington. The latest reported fuel prices are regular at $4.759/gal, premium at $5.359/gal. Prices were last updated on September 5, 2026 at 10:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$4.759+0.400 (9.2%)
Premium
$5.359+0.460 (9.4%)
DateRegPrem
Sep 5, 10:00 PM$4.759$5.359
Sep 5, 7:00 PM$4.799$5.399
Sep 4, 6:00 PM$4.799$5.359
Sep 3, 7:00 PM$4.699$5.359
Sep 3, 4:00 PM$4.699$5.259
Sep 2, 8:00 AM—$5.259
Sep 2, 7:00 AM$4.699$5.259
Sep 1, 7:00 PM$4.699$5.099
Aug 31, 8:00 PM$4.599$4.999
Aug 30, 4:00 PM$4.559$4.959
Aug 30, 3:00 PM—$4.959
Aug 30, 2:00 PM$4.559$4.959
Aug 29, 7:00 PM$4.559$4.989
Aug 28, 10:00 PM$4.499$4.989
Aug 27, 5:00 PM$4.499$5.059
Aug 26, 10:00 PM$4.499$5.099
Aug 26, 4:00 PM$4.499$5.159
Aug 24, 3:00 PM$4.499$5.259
Aug 22, 4:00 PM$4.459$5.259
Aug 21, 8:00 PM$4.459$5.159
Aug 21, 5:00 PM$4.359$5.059
Aug 19, 8:00 PM$4.359$4.979
Aug 18, 7:00 PM$4.359$4.929
Aug 18, 4:00 PM$4.359$4.899
Aug 17, 5:00 PM$4.359$4.959
Aug 16, 6:00 PM$4.359$4.859
Aug 12, 3:00 PM$4.259$4.849
Aug 11, 4:00 PM$4.269$4.799
Aug 7, 3:00 PM$4.359$4.899