The quality measures provided in this section help the Census Bureau to monitor the accuracy and reliability of American Community Survey (ACS) data, and help to inform the design and methodology of the survey. Use the dropdown menus to explore these measures at the national and state level for the ACS 1-year estimates.
You may also access these measures in data.census.gov for the ACS 1-year and 5-year estimates. Some measures are available for counties and places as noted below.
Measures and Table IDs:
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