Costco Simi Valley gas prices
This station's regular prices have climbed about $0.360 per gallon over the past month, from $4.799 to $5.159. Premium is up $0.400 over the same stretch, now at $5.499. Diesel is up $0.400 over the same stretch, now at $6.599.
Today's prices
- Regular
- $5.159
- Premium
- $5.499
- Diesel
- $6.599
Per gallon, USD · updated July 22, 2026
Updated today · refreshed daily
30-day price history
Regular$5.159Premium$5.499Diesel$6.599
View price history as a table
| Date | Regular | Premium | Diesel |
|---|---|---|---|
| July 22, 2026 | $5.159 | $5.499 | $6.599 |
| July 21, 2026 | $5.099 | $5.499 | $6.499 |
| July 20, 2026 | $4.999 | $5.299 | $6.299 |
| July 19, 2026 | $4.999 | $5.299 | $6.299 |
| July 18, 2026 | $4.999 | $5.299 | $6.299 |
| July 17, 2026 | $4.959 | $5.259 | $6.099 |
| July 16, 2026 | $4.959 | $5.259 | $6.099 |
| July 15, 2026 | $4.859 | $5.159 | $5.999 |
| July 14, 2026 | $4.799 | $5.159 | $5.899 |
| July 13, 2026 | $4.799 | $5.259 | $5.899 |
| July 12, 2026 | $4.899 | $5.259 | $5.799 |
| July 11, 2026 | $4.959 | $5.259 | $5.799 |
| July 10, 2026 | $4.999 | $5.299 | $5.799 |
| July 9, 2026 | $4.959 | $5.259 | $5.799 |
| July 8, 2026 | $4.859 | $5.159 | $5.799 |
| July 7, 2026 | $4.799 | $5.099 | $5.799 |
| July 6, 2026 | $4.799 | $5.099 | $5.799 |
| July 5, 2026 | $4.899 | $5.199 | $5.799 |
| July 4, 2026 | $4.799 | $5.099 | $5.799 |
| July 3, 2026 | $4.699 | $5.059 | $5.799 |
| July 2, 2026 | $4.759 | $5.059 | $5.999 |
| July 1, 2026 | $4.759 | $5.059 | $5.999 |
| June 30, 2026 | $4.759 | $5.059 | $5.999 |
| June 29, 2026 | $4.759 | $5.059 | $5.999 |
| June 28, 2026 | $4.779 | $5.079 | $5.999 |
| June 27, 2026 | $4.779 | $5.079 | $5.999 |
| June 26, 2026 | $4.799 | $5.099 | $6.159 |
| June 25, 2026 | $4.779 | $5.099 | $6.159 |
| June 24, 2026 | $4.779 | $5.099 | $6.159 |
| June 23, 2026 | $4.799 | $5.099 | $6.199 |
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
2660 Park Center Dr, Simi Valley 93065-6207
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