Costco San Marcos Gas Prices
725 Center Drive, San Marcos, CA 92069
Warehouse #1080 · 34th cheapest of 121 in California
34th cheapest of 121 in California
Prices last refreshed — always verify at the pump.
30-day price trend
Located at 725 Center Drive in San Marcos, California, this Costco gas station opened on July 8, 2011 and has been serving members for over 14 years. Gas station hours at Costco San Marcos are 5:30AM – 10PM Monday through Friday, 6AM – 8:30PM on Saturday, and 6AM – 7:30PM on Sunday, while the warehouse itself opens 10AM – 8:30PM on weekdays.
Regular pump prices at this station have eased about $0.50 over the past month, from $5.199 a month ago. Premium has eased about $0.46 over the same period.
Costco San Marcos Gas Station Hours
- Monday5:30AM – 10PM
- Tuesday5:30AM – 10PM
- Wednesday5:30AM – 10PM
- Thursday5:30AM – 10PM
- Friday5:30AM – 10PM
- Saturday6AM – 8:30PM
- Sunday6AM – 7:30PM
A current Costco membership card is required to fuel up. Hours may differ on holidays — confirm at the warehouse before a long drive.
Costco San Marcos Warehouse Hours
- Monday10AM – 8:30PM
- Tuesday10AM – 8:30PM
- Wednesday10AM – 8:30PM
- Thursday10AM – 8:30PM
- Friday10AM – 8:30PM
- Saturday9:30AM – 7PM
- Sunday10AM – 6PM
Services at this warehouse
Departments & programs
Station map
Click the marker to open in Google Maps for directions.