Costco Fullerton gas prices
This station's regular prices have climbed about $0.590 per gallon over the past month, from $4.569 to $5.159. Premium is up $0.630 over the same stretch, now at $5.499.
Today's prices
- Regular
- $5.159
- Premium
- $5.499
Per gallon, USD · updated July 22, 2026
Updated today · refreshed daily
30-day price history
Regular$5.159Premium$5.499
View price history as a table
| Date | Regular | Premium |
|---|---|---|
| July 22, 2026 | $5.159 | $5.499 |
| July 21, 2026 | $5.099 | $5.499 |
| July 20, 2026 | $4.999 | $5.359 |
| July 19, 2026 | $4.999 | $5.359 |
| July 18, 2026 | $4.959 | $5.299 |
| July 17, 2026 | $4.839 | $5.189 |
| July 16, 2026 | $4.799 | $5.189 |
| July 15, 2026 | $4.759 | $5.099 |
| July 14, 2026 | $4.729 | $5.059 |
| July 13, 2026 | $4.699 | $5.069 |
| July 12, 2026 | $4.659 | $5.069 |
| July 11, 2026 | $4.699 | $5.079 |
| July 10, 2026 | $4.759 | $5.099 |
| July 9, 2026 | $4.749 | $5.099 |
| July 8, 2026 | $4.699 | $5.079 |
| July 7, 2026 | $4.659 | $4.959 |
| July 6, 2026 | $4.659 | $4.959 |
| July 5, 2026 | $4.659 | $4.959 |
| July 4, 2026 | $4.559 | $4.859 |
| July 3, 2026 | $4.399 | $4.699 |
| July 2, 2026 | $4.399 | $4.699 |
| July 1, 2026 | $4.399 | $4.699 |
| June 30, 2026 | $4.439 | $4.739 |
| June 29, 2026 | $4.459 | $4.759 |
| June 28, 2026 | $4.479 | $4.779 |
| June 27, 2026 | $4.479 | $4.779 |
| June 26, 2026 | $4.529 | $4.829 |
| June 25, 2026 | $4.529 | $4.829 |
| June 24, 2026 | $4.549 | $4.849 |
| June 23, 2026 | $4.569 | $4.869 |
Gas station hours
- Mon – Fri
- 5:30 AM – 10:00 PM
- Saturday
- 6:00 AM – 8:30 PM
- Sunday
- 6:00 AM – 7:30 PM
Warehouse hours
- Mon – Fri
- 10:00 AM – 8:30 PM
- Saturday
- 9:30 AM – 7:00 PM
- Sunday
- 10:00 AM – 6:00 PM
Location
900 S Harbor Blvd, Fullerton 92832-3025
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