Costco Gas Prices in San Marcos, California
San Marcos · Warehouse #1080
725 CENTER DRIVE, San Marcos, California 92069-3536
Prices updated: August 15, 2026 at 11:00 PM
Regular
$5.099
PRICE PER GALLON
Press
Premium
$5.499
PRICE PER GALLON
Press
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 $5.099/gal, premium at $5.499/gal. Prices were last updated on August 15, 2026 at 11:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$5.099no change
Premium
$5.499+0.100 (1.9%)
DateRegPrem
Aug 15, 11:00 PM$5.099$5.499
Aug 15, 6:00 PM$5.059$5.559
Aug 13, 9:00 PM$5.059$5.459
Aug 13, 4:00 PM$4.999$5.459
Aug 11, 9:00 PM$5.059$5.459
Aug 10, 4:00 PM$5.159$5.559
Aug 8, 5:00 PM$5.159$5.599
Aug 7, 9:00 PM$5.179$5.599
Aug 6, 4:00 PM$5.279$5.599
Aug 5, 9:00 PM$5.299$5.599
Aug 5, 5:00 PM$5.359$5.699
Aug 1, 5:00 PM$5.399$5.699
Jul 31, 9:00 PM$5.499$5.799
Jul 30, 1:00 AM$5.399$5.799
Jul 29, 3:00 PM$5.399$5.659
Jul 28, 10:00 PM$5.299$5.659
Jul 28, 5:00 PM$5.259$5.659
Jul 27, 3:00 PM$5.299$5.699
Jul 23, 3:00 PM$5.199$5.599
Jul 17, 10:00 PM$5.099$5.399