Amazon, Walmart, and eBay earned the top spots as the biggest retailers in the US by ecommerce sales. Do you work in the Ecommerce and Retail industry? Get business insights on the latest tech innovations, market trends, and your competitors with data-driven research. The US’ biggest retail companies bring in billions of dollars each year.

The Top 500 is an annual ranking of the largest retailers in North America by the prior year’s online sales. Digital Commerce 360, formerly Internet Retailer, began ranking the Top 300 online retailers in 2004 and expanded the list to the Top 500 in 2006.

To better understand your market, it’s important to know the number of online retailers both in the US and globally. In the world, there are more than 9.1 million online retailers. 2.5 million of those retailers are in the US. What is the biggest ecommerce in the US?

In-store retailers — including Best Buy, Kohl’s, and Lowes — showed a continued decline in popularity. On the other hand, shopping online at Amazon, Walmart, eBay, and Target remains popular. Which retailers gained the most popularity since last quarter? Consumers have been shopping at the following online retailers more frequently since 2020: