Currently, there are 45 US airports in the Global Entry program (with some scattered in Canada, Guam, and Ireland). 1  Share on Facebook. 2  Pin it.
The original big-box Walmart store is now called a Discount Store, and the company has been closing these stores or converting them to Supercenters for at least the last 5 years. In 2010, the company had 810 Discount Store; the number has shrunk to 508 in 2014. The average size is 105,000 square feet.
That's just under 6 acres. The parking lots that surround these stores are generally four to seven times their size. Barnes & Noble and Borders Books stores range from 25,000 to 45,000 square feet. Walgreens, Rite Aid, and CVS build stores of about 15,000 square feet. Starbucks coffee shops range from 500 to 8,000 square feet. As for independent retailers, a full-service neighborhood grocery store might be 10,000 square feet. Locally owned hardware stores generally range from 4,000 to 20,000 square feet. An independent bookstore might be 4,000 square feet.