Salt Lake City is home to the largest Costco warehouse in the world.

Are all Costco stores the same size?

146,000 Square Feet: Size of Average Store The average Costco warehouse store is comparable in footprint to a city block in Manhattan. The smallest Costco is 80,000 square feet, and the largest is 230,000 — all figures that have risen from just a few years ago.

Where is the second largest Costco in Canada?

Costco’s new warehouse club in Gloucester is the second largest in Canada. Canada’s second largest Costco Wholesale warehouse at 1405 Blair Place in Gloucester is now open in Ottawa.