Costco Gas Prices in Middleton, Wisconsin
Middleton · Warehouse #1020
2150 DEMING WAY, Middleton, Wisconsin 53562-5507
Prices updated: July 22, 2026 at 6:00 PM
Regular
$3.559
PRICE PER GALLON
Press
Premium
$4.479
PRICE PER GALLON
Press
Current gas prices at Costco #1020
This Costco gas station is located at 2150 DEMING WAY in Middleton, Wisconsin. The latest reported fuel prices are regular at $3.559/gal, premium at $4.479/gal. Prices were last updated on July 22, 2026 at 6:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.559−0.040 (1.1%)
Premium
$4.479+0.100 (2.3%)
DateRegPrem
Jul 22, 6:00 PM$3.559$4.479
Jul 20, 3:00 PM$3.599$4.479
Jul 19, 3:00 PM$3.499$4.399
Jul 16, 3:00 PM$3.499$4.379
Jul 11, 7:00 PM$3.599$4.379
Jul 10, 6:00 PM$3.499$4.399
Jul 10, 4:00 PM—$4.399
Jul 10, 3:00 PM$3.499$4.399
Jul 9, 6:00 PM$3.499$4.279
Jul 9, 1:00 AM—$4.279
Jul 9, 12:00 AM$3.499$4.279
Jul 5, 5:00 PM$3.499$4.319
Jul 3, 4:00 PM$3.499$4.339
Jul 1, 3:00 PM$3.559$4.379
Jun 30, 3:00 PM$3.559$4.339
Jun 29, 3:00 PM$3.559$4.379
Jun 28, 4:00 PM$3.599$4.379
Jun 28, 10:00 AM—$4.379
Jun 28, 9:00 AM$3.599$4.379