Costco Gas Prices in Union, New Jersey
Union · Warehouse #320
1055 HUDSON ST, Union, New Jersey 07083-6809
Prices updated: August 18, 2026 at 10:00 PM
Regular
$3.699
PRICE PER GALLON
Press
Premium
$4.319
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 $3.699/gal, premium at $4.319/gal. Prices were last updated on August 18, 2026 at 10:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.699−0.100 (2.6%)
Premium
$4.319−0.080 (1.8%)
DateRegPrem
Aug 18, 10:00 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
Aug 6, 1:00 PM$3.829$4.399
Aug 5, 1:00 PM$3.849$4.449
Jul 31, 1:00 PM$3.829$4.449
Jul 28, 3:00 PM$3.829$4.399
Jul 28, 12:00 PM$3.859$4.399
Jul 27, 3:00 PM$3.859$4.449
Jul 26, 3:00 PM$3.829$4.399
Jul 25, 2:00 PM$3.769$4.399
Jul 24, 12:00 PM$3.749$4.399
Jul 23, 12:00 PM$3.739$4.399
Jul 21, 12:00 PM$3.799$4.399