Data: Chain Store Guide; Note: Stores under the same brand name have been combined, e.g. Walmart and Walmart Supercenter; Chart: Axios Visuals
Bentonville-based Walmart and Sam's Club together dominate grocery sales in Northwest Arkansas, making up about 78% of the market share.
What we're watching: Whole Foods is adding its second NWA store in Rogers. A company spokesperson did not have an opening date, but we'll see how the grocer expanding to Benton County affects residents' shopping habits.