Costco Gas Prices in Nampa, Idaho
Nampa · Warehouse #734
16700 N MARKET PLACE BLVD, Nampa, Idaho 83687-7909
Prices updated: August 16, 2026 at 7:00 PM
Regular
$4.199
PRICE PER GALLON
Press
Premium
$4.699
PRICE PER GALLON
Press
Current gas prices at Costco #734
This Costco gas station is located at 16700 N MARKET PLACE BLVD in Nampa, Idaho. The latest reported fuel prices are regular at $4.199/gal, premium at $4.699/gal. Prices were last updated on August 16, 2026 at 7:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$4.199+0.400 (10.5%)
Premium
$4.699+0.440 (10.3%)
DateRegPrem
Aug 16, 7:00 PM$4.199$4.699
Aug 16, 6:00 PM$4.159$4.659
Aug 12, 10:00 PM$4.179$4.679
Aug 12, 3:00 PM$4.099$4.599
Aug 10, 4:00 PM$4.139$4.599
Aug 9, 10:00 AM—$4.599
Aug 9, 9:00 AM$4.139$4.599
Aug 8, 10:00 AM—$4.599
Aug 8, 9:00 AM$4.139$4.599
Aug 8, 7:00 AM—$4.599
Aug 8, 6:00 AM$4.139$4.599
Aug 6, 12:00 PM—$4.599
Aug 6, 11:00 AM$4.139$4.599
Aug 5, 7:00 PM$4.159$4.599
Aug 2, 5:00 PM$4.159$4.589
Aug 1, 5:00 PM$4.099$4.559
Jul 31, 1:00 PM$4.129$4.629
Jul 30, 9:00 PM$4.129$4.639
Jul 29, 7:00 PM$4.159$4.659
Jul 29, 3:00 PM$4.099$4.589
Jul 28, 6:00 PM$4.099$4.559
Jul 28, 4:00 PM$4.059$4.559
Jul 27, 10:00 PM$3.999$4.499
Jul 26, 8:00 PM$4.079$4.579
Jul 24, 4:00 PM$4.099$4.559
Jul 23, 9:00 PM$4.099$4.479
Jul 23, 3:00 PM$4.059$4.499
Jul 22, 10:00 PM$3.999$4.499
Jul 22, 3:00 PM$3.859$4.399
Jul 21, 10:00 PM$3.799$4.299
Jul 17, 10:00 PM$3.799$4.259