Costco Gas Prices in Phoenix, Arizona
N Phoenix · Warehouse #490
19001 N 27TH AVE, Phoenix, Arizona 85027-5036
Prices updated: September 4, 2026 at 6:00 PM
Regular
$3.999
PRICE PER GALLON
Press
Premium
$4.799
PRICE PER GALLON
Press
Diesel
$5.499
PRICE PER GALLON
Press
Current gas prices at Costco #490
This Costco gas station is located at 19001 N 27TH AVE in Phoenix, Arizona. The latest reported fuel prices are regular at $3.999/gal, premium at $4.799/gal, diesel at $5.499/gal. Prices were last updated on September 4, 2026 at 6:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.999−0.300 (7.0%)
Premium
$4.799−0.100 (2.0%)
Diesel
$5.499no change
DateRegPremDiesel
Sep 4, 6:00 PM$3.999$4.799$5.499
Sep 4, 4:00 PM$4.099$4.799$5.399
Sep 1, 3:00 PM$4.059$4.759$5.399
Sep 1, 2:00 AM—$4.759—
Sep 1, 1:00 AM$4.059$4.759$5.399
Aug 30, 2:00 PM$4.049$4.749$5.399
Aug 29, 5:00 PM$3.999$4.699$5.399
Aug 28, 3:00 PM$4.099$4.799$5.399
Aug 27, 9:00 PM$4.099$4.799$5.459
Aug 26, 4:00 PM$4.059$4.759$5.459
Aug 25, 10:00 PM$4.059$4.759$5.359
Aug 24, 3:00 PM$4.029$4.699$5.299
Aug 23, 3:00 PM$3.999$4.699$5.299
Aug 20, 3:00 PM$4.099$4.699$5.299
Aug 19, 10:00 PM$4.059$4.659$5.259
Aug 19, 3:00 PM$3.999$4.599$5.199
Aug 18, 10:00 PM$3.959$4.559$5.199
Aug 18, 3:00 PM$3.899$4.499$5.199
Aug 13, 3:00 PM$3.899$4.599$5.199
Aug 12, 10:00 PM$3.899$4.699$5.199
Aug 10, 4:00 PM$3.899$4.699$5.299
Aug 9, 4:00 PM$3.999$4.899$5.299
Aug 8, 6:00 PM$4.199$4.899$5.399
Aug 6, 3:00 PM$4.259$4.899$5.399
Aug 5, 8:00 PM$4.299$4.899$5.499