![]() The census aggregates data at “block group” levels and “census tract” levels, and then at other larger units including counties and states.įor many years we cobbled together our own mapping of zip codes to census tracts for local geographic analyses. ![]() That’s because we typically have residential or business addresses for their customers and prospects, and also because zip codes demarcate relatively small areas, are easy to map, and are familiar to most people.īut what happens when we want to analyze market segments and zip code areas by referencing some of the amazing, public data that is available from the Census Bureau? Ugh, they don’t use zip codes. One of the most common and useful units of geographic analysis for our business clients and other types of organizations is zip code.
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