Costco Gas Prices in Plainfield, Illinois
Plainfield · Warehouse #1388
16261 S. BOULEVARD PLACE, Plainfield, Illinois 60586-2202
Prices updated: September 5, 2026 at 7:00 PM
Regular
$3.999
PRICE PER GALLON
Press
Premium
$5.199
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 $3.999/gal, premium at $5.199/gal. Prices were last updated on September 5, 2026 at 7:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.999−0.050 (1.2%)
Premium
$5.199+0.050 (1.0%)
DateRegPrem
Sep 5, 7:00 PM$3.999$5.199
Sep 5, 6:00 PM$3.959$5.199
Sep 3, 10:00 PM$3.959$5.099
Aug 31, 2:00 PM$3.959$5.129
Aug 30, 2:00 PM$3.999$5.129
Aug 27, 5:00 PM$4.029$5.169
Aug 26, 5:00 PM$4.029$5.199
Aug 25, 3:00 PM$4.029$5.129
Aug 24, 9:00 PM$4.029$5.079
Aug 24, 2:00 PM$4.029$5.029
Aug 23, 3:00 PM$4.029$4.999
Aug 20, 10:00 PM$3.999$4.999
Aug 19, 10:00 PM$4.059$5.059
Aug 18, 5:00 PM$3.999$5.019
Aug 17, 11:00 PM$3.999$4.999
Aug 17, 4:00 PM$3.959$4.999
Aug 16, 5:00 PM$3.949$4.999
Aug 15, 4:00 PM$3.899$4.999
Aug 14, 9:00 PM$3.849$4.949
Aug 14, 2:00 PM$3.799$4.899
Aug 13, 11:00 PM$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