Colorado has 17 Costco warehouses, including 2 with diesel fuel and 15 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 Colorado
Costco fuel stations across Colorado — from Denver and Colorado Springs to Aurora, Boulder, and Fort Collins — consistently offer gas prices 10 to 30 cents per gallon below nearby competitors. With 17 warehouses statewide and 15 offering gasoline, Colorado members enjoy excellent coverage along the Front Range. Whether you're commuting on I-25 or heading into the mountains for a weekend trip, a Costco fuel station is usually within reach.
Colorado's unique geography means gas prices can vary significantly between the Denver metro area and mountain communities like Vail or Aspen. Costco's metro locations tend to have the best pricing, so it's worth filling up before heading into higher elevations. Prices fluctuate daily, so check our interactive map for current station locations rather than relying on posted prices that may be outdated.
Colorado has 2 Costco locations with diesel fuel, giving diesel drivers in the state solid options for affordable, high-quality fuel. Both locations dispense premium ultra-low sulfur diesel that meets all current engine manufacturer specifications. Whether you drive a diesel pickup for work in Colorado Springs or an RV for weekend mountain trips, Costco diesel offers meaningful savings compared to name-brand competitors.
When comparing Costco diesel vs. Shell diesel, the primary difference is price — Costco typically charges 20 to 40 cents less per gallon for comparable fuel quality. Colorado's high-altitude driving conditions can affect diesel engine performance, so consider using quality diesel additives to maintain optimal combustion and cold-weather performance.
Costco gas stations in Colorado generally operate from 6:00 AM to 10:00 PM on weekdays, with weekend hours typically 6:00 AM to 9:00 PM. Winter weather may occasionally affect hours at higher-elevation locations. A Costco membership is required to purchase fuel. Executive members receive 2% cashback on gas purchases (up to $1,000 per year), which is especially valuable for Colorado drivers with long commutes or frequent mountain travel.
Visit our FAQ page for details on membership benefits, accepted payment methods, and common fuel-related questions.
Every Costco warehouse in Colorado that offers diesel fuel:
| Warehouse | Address | Phone | Diesel Hours |
|---|---|---|---|
| Costco Warehouse - Gypsum | 170 Cooley Mesa Rd, Gypsum, CO | (970) 328-7603 | See station details |
| Costco Warehouse - Timnath | 4705 Weitzel St, Timnath, CO | (970) 416-6115 | See station details |
Costco fuel stations consistently offer some of the lowest diesel prices in Colorado. 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).