Costco Gas Prices in Plainfield, Illinois
Plainfield · Warehouse #1388
16261 S. BOULEVARD PLACE, Plainfield, Illinois 60586-2202
Prices updated: August 11, 2026 at 1:00 AM
Regular
$3.749
PRICE PER GALLON
Press
Premium
$4.849
PRICE PER GALLON
Press
Current gas prices at Costco #1388
This Costco gas station is located at 16261 S. BOULEVARD PLACE in Plainfield, Illinois. The latest reported fuel prices are regular at $3.749/gal, premium at $4.849/gal. Prices were last updated on August 11, 2026 at 1:00 AM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.749−0.010 (0.3%)
Premium
$4.849+0.100 (2.1%)
DateRegPrem
Aug 11, 1:00 AM$3.749$4.849
Aug 10, 11:00 PM$3.789$4.889
Aug 10, 4:00 PM$3.859$4.959
Aug 9, 3:00 PM$3.899$4.999
Aug 8, 4:00 PM$3.919$5.069
Aug 7, 10:00 PM$3.939$5.099
Aug 7, 3:00 PM$3.999$5.149
Aug 6, 10:00 PM$4.049$5.149
Aug 5, 3:00 PM$4.059$5.189
Aug 4, 1:00 PM$4.059$5.159
Aug 3, 4:00 PM$4.099$5.199
Aug 1, 5:00 PM$4.079$5.199
Jul 29, 3:00 PM$3.999$5.099
Jul 26, 4:00 PM$3.949$5.049
Jul 25, 5:00 AM—$5.049
Jul 25, 4:00 AM$3.949$5.049
Jul 23, 4:00 PM$3.899$5.019
Jul 22, 9:00 AM—$5.019
Jul 22, 8:00 AM$3.899$5.019
Jul 22, 2:00 AM—$5.019
Jul 22, 1:00 AM$3.899$5.019
Jul 21, 2:00 PM$3.849$4.999
Jul 20, 2:00 PM—$4.999
Jul 20, 1:00 PM$3.849$4.999
Jul 18, 2:00 PM$3.799$4.999
Jul 15, 3:00 PM$3.759$4.999
Jul 14, 8:00 PM$3.799$4.999
Jul 13, 9:00 PM$3.799$4.899
Jul 13, 7:00 PM$3.859$4.899
Jul 13, 3:00 PM$3.859$4.849
Jul 12, 3:00 PM$3.759$4.749