PetSmart took up a 27.3 percent share of market revenue in 2018, a larger proportion than any other pet supply shop in the United States. One can find an enormous variety of toys, accessories, supplies, services, and clothing for pets, but the pet food segment generates the largest share of sales at PetSmart. In the United States, the average consumer spends approximately 205 U.S. dollars on pet food per year.
The online pet care market has shown enormous growth, with the e-commerce pet care sales increasing by 3.4 billion U.S. dollars. PetSmart is ranked as one of the fastest-growing e-retailers in the United States, nearly doubling its sales between 2016 and 2017. A 2017 survey reported that 29 percent of U.S. consumers who purchased pet products online used PetSmart.com.