Costco Gas Prices in Union, New Jersey
Union · Warehouse #320
1055 HUDSON ST, Union, New Jersey 07083-6809
Prices updated: September 5, 2026 at 2:00 PM
Regular
$3.899
PRICE PER GALLON
Press
Premium
$4.549
PRICE PER GALLON
Press
Current gas prices at Costco #320
This Costco gas station is located at 1055 HUDSON ST in Union, New Jersey. The latest reported fuel prices are regular at $3.899/gal, premium at $4.549/gal. Prices were last updated on September 5, 2026 at 2:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.899+0.100 (2.6%)
Premium
$4.549+0.150 (3.4%)
DateRegPrem
Sep 5, 2:00 PM$3.899$4.549
Sep 5, 1:00 PM$3.899$4.499
Sep 4, 1:00 PM$3.849$4.499
Sep 2, 8:00 PM—$4.499
Sep 2, 7:00 PM$3.849$4.499
Sep 1, 1:00 PM$3.859$4.499
Aug 31, 4:00 PM$3.859$4.479
Aug 31, 1:00 PM$3.879$4.479
Aug 31, 11:00 AM—$4.479
Aug 31, 10:00 AM$3.879$4.479
Aug 30, 3:00 PM$3.879$4.459
Aug 29, 3:00 PM$3.809$4.419
Aug 28, 12:00 PM$3.799$4.399
Aug 24, 1:00 PM$3.759$4.399
Aug 23, 11:00 PM—$4.399
Aug 23, 10:00 PM$3.759$4.399
Aug 23, 4:00 PM$3.759$4.419
Aug 22, 1:00 PM$3.739$4.399
Aug 21, 1:00 PM$3.719$4.399
Aug 19, 6:00 PM$3.699$4.319
Aug 18, 3:00 PM$3.719$4.379
Aug 17, 3:00 PM$3.719$4.319
Aug 16, 3:00 PM$3.719$4.379
Aug 15, 1:00 PM$3.719$4.399
Aug 12, 11:00 PM—$4.399
Aug 12, 10:00 PM$3.719$4.399
Aug 10, 1:00 PM$3.759$4.399
Aug 7, 1:00 PM$3.799$4.399