California has 147 Costco warehouses, including 15 with diesel fuel and 128 with gasoline. Use our interactive map to search by ZIP code or city, or browse the diesel station list below.
→ Search for Costco stations near you in California
California has the highest gas prices in the continental US, making Costco's 10-to-30-cent per-gallon savings especially impactful. With 147 warehouses statewide, drivers in Los Angeles, San Diego, the Bay Area, and Sacramento are rarely far from a Costco gas station. Use the interactive map to find the nearest location and check pricing.
Costco fuel stations in California typically operate 6:00 AM to 10:00 PM on weekdays with shorter weekend hours. Executive members earn 2% cashback on gas (annual cap applies). See our FAQ for full details. For diesel drivers, learn about Costco diesel quality and recommended fuel additives.
Every Costco warehouse in California that offers diesel fuel:
| Warehouse | Address | Phone | Diesel Hours |
|---|---|---|---|
| Costco Warehouse - Bakersfield | 3800 Rosedale Hwy, Bakersfield, CA | (661) 852-2643 | See station details |
| Costco Warehouse - Elk Grove | 7400 Elk Grove Blvd, Elk Grove, CA | (916) 465-6050 | See station details |
| Costco Warehouse - Folsom | 1800 Cavitt Dr, Folsom, CA | (916) 850-1000 | See station details |
| Costco Warehouse - N Fresno | 7100 N Abby St, Fresno, CA | (559) 437-3643 | See station details |
| Costco Warehouse - Hanford | 2395 E Lacey Blvd, Hanford, CA | (559) 670-6008 | See station details |
| Costco Warehouse - Hawthorne Bus Ctr | 12530 Prairie Ave, Hawthorne, CA | (310) 220-8826 | See station details |
| Costco Warehouse - Oxnard | 2001 E Ventura Blvd, Oxnard, CA | (805) 983-4200 | See station details |
| Costco Warehouse - Redding | 4805 Bechelli Lane, Redding, CA | (530) 722-3534 | See station details |
| Costco Warehouse - Rohnert Park | 5901 Redwood Dr, Rohnert Park, CA | (707) 540-9113 | See station details |
| Costco Warehouse - Roseville CA | 6750 Stanford Ranch Rd, Roseville, CA | (916) 789-1485 | See station details |
| Costco Warehouse - Santa Cruz | 220 Sylvania Ave, Santa Cruz, CA | (831) 469-0961 | See station details |
| Costco Warehouse - Santa Maria | 1700 S. Bradley Rd., Santa Maria, CA | (805) 928-8459 | See station details |
| Costco Warehouse - Simi Valley | 2660 Park Center Dr, Simi Valley, CA | (805) 578-3301 | See station details |
| Costco Warehouse - Temecula | 26610 Ynez Rd, Temecula, CA | (951) 719-2000 | See station details |
| Costco Warehouse - Visalia | 1405 W Cameron Ave, Visalia, CA | (559) 735-2400 | See station details |
Costco fuel stations consistently offer some of the lowest diesel prices in California. Costco members can save significantly on diesel for trucks, RVs, and commercial vehicles. Diesel at Costco is typically high-quality, additized ultra-low sulfur diesel (ULSD).