Costco Gas Prices in Riverhead, New York
Riverhead · Warehouse #785
1768 OLD COUNTRY RD, Riverhead, New York 11901-3146
Prices updated: July 22, 2026 at 2:00 PM
Regular
$3.879
PRICE PER GALLON
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Premium
$4.779
PRICE PER GALLON
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Current gas prices at Costco #785
This Costco gas station is located at 1768 OLD COUNTRY RD in Riverhead, New York. The latest reported fuel prices are regular at $3.879/gal, premium at $4.779/gal. Prices were last updated on July 22, 2026 at 2:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.879−0.020 (0.5%)
Premium
$4.779+0.080 (1.7%)
DateRegPrem
Jul 22, 2:00 PM$3.879$4.779
Jul 20, 3:00 PM$3.879$4.759
Jul 19, 1:00 PM$3.859$4.759
Jul 16, 2:00 PM$3.899$4.759
Jul 15, 2:00 PM$3.899$4.699
Jul 12, 2:00 PM$3.839$4.599
Jul 11, 2:00 PM$3.839$4.559
Jul 10, 2:00 AM$3.799$4.499
Jul 9, 2:00 PM$3.759$4.499
Jul 8, 2:00 PM$3.779$4.499
Jul 8, 2:00 AM$3.859$4.499
Jul 5, 3:00 PM$3.779$4.499
Jul 2, 2:00 PM$3.859$4.499
Jun 30, 2:00 PM$3.859$4.599
Jun 29, 2:00 PM$3.859$4.659
Jun 28, 2:00 PM—$4.659
Jun 28, 1:00 PM$3.859$4.659
Jun 25, 1:00 PM$3.859$4.699
Jun 23, 2:00 AM$3.899$4.699