Costco Gas Prices in Sun Prairie, Wisconsin
Sun Prairie · Warehouse #1121
2850 HOEPKER RD, Sun Prairie, Wisconsin 53590-9334
Prices updated: September 3, 2026 at 2:00 PM
Regular
$3.639
PRICE PER GALLON
Press
Premium
$4.719
PRICE PER GALLON
Press
Current gas prices at Costco #1121
This Costco gas station is located at 2850 HOEPKER RD in Sun Prairie, Wisconsin. The latest reported fuel prices are regular at $3.639/gal, premium at $4.719/gal. Prices were last updated on September 3, 2026 at 2:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.639−0.160 (4.2%)
Premium
$4.719−0.180 (3.7%)
DateRegPrem
Sep 3, 2:00 PM$3.639$4.719
Sep 2, 5:00 PM$3.659$4.719
Sep 1, 5:00 PM$3.639$4.799
Aug 30, 4:00 PM$3.639$4.839
Aug 29, 4:00 PM$3.659$4.849
Aug 28, 3:00 PM$3.689$4.849
Aug 27, 7:00 AM—$4.849
Aug 27, 6:00 AM$3.689$4.849
Aug 26, 4:00 PM$3.699$4.849
Aug 24, 5:00 PM$3.699$4.799
Aug 24, 8:00 AM—$4.799
Aug 24, 7:00 AM$3.699$4.799
Aug 20, 5:00 PM$3.699$4.849
Aug 16, 5:00 PM$3.699$4.899
Aug 15, 5:00 PM$3.699$4.849
Aug 14, 4:00 PM$3.699$4.699
Aug 13, 4:00 PM$3.599$4.699
Aug 12, 4:00 PM$3.599$4.729
Aug 10, 4:00 PM$3.599$4.749
Aug 9, 4:00 PM$3.599$4.779
Aug 8, 9:00 PM—$4.779
Aug 8, 8:00 PM$3.599$4.779
Aug 8, 3:00 PM$3.599$4.799
Aug 7, 5:00 PM$3.699$4.799
Aug 7, 4:00 PM$3.699$4.849
Aug 6, 5:00 PM$3.759$4.849
Aug 5, 5:00 PM$3.799$4.899
Aug 5, 9:00 AM—$4.899
Aug 5, 8:00 AM$3.799$4.899