Top 10 Largest Costco Stores In The USA

Costco is synonymous with bulk shopping, unbeatable prices, and a unique shopping experience that draws millions of customers annually. The warehouse giant boasts some of the largest retail spaces in the United States, catering to an extensive variety of products ranging from groceries and electronics to home goods and outdoor gear. This article explores the top 10 largest Costco stores in the USA, offering a glimpse into their size, features, and location.

1. Salt Lake City, Utah (182,000 sq. ft.)

Why It’s Notable:

Located in Salt Lake City, this Costco store is the largest in the U.S., spanning a massive 182,000 square feet. It caters to a large local and regional customer base with its extensive product offerings and extra-wide aisles.

Key Features:

Expanded sections for outdoor equipment and seasonal items.
A full-service pharmacy and optical center.
Spacious parking to accommodate heavy traffic.

2. Hillsboro, Oregon (161,000 sq. ft.)

Why It’s Notable:

This Costco location stands out for its size and the unique needs it fulfills in the Pacific Northwest. With 161,000 square feet, it offers an impressive selection of products.

Key Features:

A robust organic and health-conscious product section.
A larger-than-average food court with local specialties.
Extensive electronics and home appliance displays.

3. Maui, Hawaii (156,000 sq. ft.)

Why It’s Notable:

This Costco is a favorite among locals and tourists alike, offering not only regular products but also a variety of Hawaiian specialty items.

Key Features:

A unique selection of Hawaiian snacks and souvenirs.
A large liquor and wine section, including locally produced options.
Ample parking for travelers and locals.

4. San Diego, California (147,000 sq. ft.)

Why It’s Notable:

San Diego’s Costco location is one of the busiest and largest in California. Its size accommodates an extensive selection of goods, catering to the city’s diverse population.

Key Features:

A vast seafood section with fresh local offerings.
On-site tire service and automotive care.
Exclusive products tailored to the Southern California market.

5. Anchorage, Alaska (145,000 sq. ft.)

Why It’s Notable:

In Anchorage, this Costco is essential for locals who rely on bulk purchases due to the city’s remote location. Its massive size ensures it can stock a wide range of products for its customers.

Key Features:

Extensive frozen food and non-perishable sections for long-term storage.
Specialty items catering to Alaskan lifestyles, such as fishing gear and winter apparel.
A large bakery offering freshly baked goods.

6. Houston, Texas (144,000 sq. ft.)

Why It’s Notable:

Houston’s Costco serves one of the largest metropolitan areas in the U.S., providing ample space for its diverse customer base to shop comfortably.

Key Features:

A vast selection of home improvement and outdoor furniture items.
Large parking areas designed for Texas-sized vehicles.
On-site gas station with competitive fuel prices.

7. Seattle, Washington (143,000 sq. ft.)

Why It’s Notable:

Located near Costco’s corporate headquarters, this Seattle location is often seen as a flagship store, showcasing the best the company has to offer.

Key Features:

Exclusive, first-to-market products.
Specialty sections for fresh seafood and artisanal bread.
Enhanced customer service to match its flagship status.

8. Las Vegas, Nevada (142,000 sq. ft.)

Why It’s Notable:

This massive Costco in Las Vegas caters to the city’s residents and its bustling tourism industry, ensuring a wide range of products is always available.

Key Features:

An expanded alcohol section featuring top-shelf liquor.
High-capacity checkout lanes to handle heavy foot traffic.
Specialized sections for party supplies and catering services.

9. Phoenix, Arizona (141,000 sq. ft.)

Why It’s Notable:

Phoenix’s Costco is one of the largest in the Southwest, serving a growing metropolitan area with diverse product needs.

Key Features:

Extensive outdoor and patio furniture offerings.
A large automotive section, including tires and batteries.
Ample space for health and wellness products, including vitamins and supplements.

10. Orlando, Florida (140,000 sq. ft.)

Why It’s Notable:

This Costco location is a favorite among locals and tourists in the Orlando area. Its large size allows it to cater to families, retirees, and vacationers alike.

Key Features:

A wide selection of travel and leisure products.
Expanded sections for fresh produce and seafood.
On-site services, including hearing aids and optical care.

Final Thoughts

The top 10 largest Costco stores in the USA highlight the brand’s commitment to providing a premium shopping experience. Whether you’re in the heart of a bustling city or a remote area, these stores exemplify Costco’s dedication to variety, quality, and value. If you’re near any of these locations, a visit promises to be more than just a shopping trip—it’s an experience worth exploring.