Costco, which caters to suburban families, according to a report in the Seattle Times hopes to add a new demographic through improved technology and offerings such as organic food. According to the report, Costco is taking incremental steps to draw in a younger demographic.
Search data can give excellent insights into a retailers demographic mix. It can provide information about the search traffic at specific times of the year: Does Costco search traffic spike more during the Thanksgiving season or is it higher during Christmas. What age groups and gender are searching for specific brands and where. I used Bing Ads Intelligence to analyze & visualize Bing search data in Excel. Here is what the interactive visualization looks like. Feel free to interact with the data and analyze what age group has an affinity to any one of the brands that I analyzed:
Here is a full screen version of the interactive visualization.