Wealthier Shoppers Rally to Costco for Bulk Savings, Survey Shows

A YouGov survey finds Costco is the top grocery pick among higher-income Americans (earning at least $150k), with 11% naming it as their primary store, ahead of Kroger (10%) and Walmart (8%); experts say Costco’s bulk sizes and value appeal to larger households and frugality among wealthier shoppers, who also tend to spend more on groceries weekly, reflecting where they live and seek savings despite membership fees.