Tractor Supply Company (the "Company" or "we" or "our" or "us") is the largest rural lifestyle retailer in the United States ("U.S."). The Company is focused on supplying the needs of recreational farmers and ranchers and all others who enjoy the rural lifestyle (which we refer to as the "Out Here" lifestyle), as well as tradesmen and small businesses. We operate retail stores under the names Tractor Supply Company, Del's Feed & Farm Supply, and Petsense and operate websites under the names TractorSupply.com and Petsense.com. Our stores are located primarily in towns outlying major metropolitan markets and in rural communities.
The Company has one reportable industry segment which is the retail sale of products that support the rural lifestyle. At December 29, 2018, we operated 1,940 retail stores in 49 states (1,765 Tractor Supply and Del's retail stores and 175 Petsense retail stores). Our Tractor Supply stores typically range in size from 15,000 to 20,000 square feet of inside selling space, along with additional outside selling space, and our Petsense stores have approximately 5,500 square feet of inside selling space. For Tractor Supply retail locations, we use a standard design for most new built-to-suit locations that includes approximately 15,500 square feet of inside selling space. Our online selling websites are positioned to offer an extended assortment of products beyond those offered in-store and drive traffic into our stores through our buy online and pickup in-store and ship to store programs.
We believe our sales and earnings growth is the result of executing our business strategy, which includes the following key components: