Costco Gas Prices in Union, New Jersey
Union · Warehouse #320
1055 HUDSON ST, Union, New Jersey 07083-6809
Prices updated: July 22, 2026 at 2:00 PM
Regular
$3.739
PRICE PER GALLON
Press
Premium
$4.399
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 $3.739/gal, premium at $4.399/gal. Prices were last updated on July 22, 2026 at 2:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.739+0.020 (0.5%)
Premium
$4.399+0.040 (0.9%)
DateRegPrem
Jul 22, 2:00 PM$3.739$4.399
Jul 21, 12:00 PM$3.799$4.399
Jul 19, 1:00 PM$3.699$4.319
Jul 18, 10:00 PM—$4.319
Jul 18, 9:00 PM$3.699$4.319
Jul 18, 1:00 PM$3.699$4.299
Jul 17, 4:00 PM$3.609$4.249
Jul 16, 12:00 PM$3.579$4.159
Jul 15, 12:00 PM$3.529$4.189
Jul 14, 12:00 PM$3.499$4.159
Jul 12, 1:00 PM$3.479$4.159
Jul 10, 1:00 PM$3.479$4.079
Jul 9, 12:00 PM$3.479$4.139
Jul 5, 3:00 PM$3.499$4.279
Jul 2, 1:00 PM$3.419$4.279
Jul 1, 1:00 PM$3.539$4.279
Jun 30, 1:00 PM$3.559$4.279
Jun 29, 1:00 PM$3.579$4.279
Jun 28, 2:00 AM—$4.279
Jun 28, 1:00 AM$3.579$4.279
Jun 27, 3:00 PM$3.599$4.299
Jun 26, 12:00 PM$3.659$4.319
Jun 25, 12:00 PM$3.699$4.319
Jun 23, 1:00 PM$3.719$4.359