U.S. Census Data Explorer
Explore demographic data for every county, state, and zip code in America. Income, population, education, housing, and more.
Median Household Income by County
Largest Counties
Wealthiest Counties
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County Rankings
About Census Data Explorer
Census Data Explorer provides free access to demographic data for every county, state, and zip code in the United States. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates, the most comprehensive source of demographic data in the country.
Explore key metrics including median household income, population, poverty rate, median home value, educational attainment, unemployment rate, health insurance coverage, and more. Compare counties side-by-side, view national rankings, and visualize data on interactive maps.
The American Community Survey surveys approximately 3.5 million households per year. Five-year estimates combine data over a 60-month period, providing reliable statistics for small geographic areas. All values are estimates and are subject to margin of error.