Costco Gas Prices in San Marcos, California
San Marcos · Warehouse #1080
725 CENTER DRIVE, San Marcos, California 92069-3536
Prices updated: July 22, 2026 at 6:00 PM
Regular
$5.199
PRICE PER GALLON
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Premium
$5.599
PRICE PER GALLON
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Current gas prices at Costco #1080
This Costco gas station is located at 725 CENTER DRIVE in San Marcos, California. The latest reported fuel prices are regular at $5.199/gal, premium at $5.599/gal. Prices were last updated on July 22, 2026 at 6:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$5.199+0.300 (6.1%)
Premium
$5.599+0.260 (4.9%)
DateRegPrem
Jul 22, 6:00 PM$5.199$5.599
Jul 17, 10:00 PM$5.099$5.399
Jul 16, 2:00 PM$4.999$5.359
Jul 15, 3:00 PM$4.899$5.259
Jul 15, 12:00 AM$4.799$5.259
Jul 14, 10:00 PM$4.799$5.199
Jul 13, 3:00 PM$4.899$5.299
Jul 11, 4:00 PM$4.999$5.359
Jul 8, 6:00 PM$4.899$5.299
Jul 8, 4:00 PM$4.859$5.199
Jul 7, 4:00 PM$4.899$5.199
Jul 6, 4:00 PM$4.899$5.259
Jul 4, 7:00 PM$4.799$5.199
Jul 3, 4:00 PM$4.699$5.139
Jul 2, 4:00 PM$4.799$5.239
Jul 1, 10:00 PM$4.799$5.199
Jul 1, 4:00 PM$4.699$5.139
Jun 29, 3:00 PM$4.799$5.239
Jun 28, 4:00 PM$4.699$5.139
Jun 27, 4:00 PM$4.799$5.239
Jun 26, 8:00 PM$4.839$5.239
Jun 26, 3:00 PM$4.839$5.259
Jun 23, 9:00 PM$4.899$5.339