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View All Topics and Subtopics Index A to Z

Age and Sex Business and Economy Education Emergency Management / Disasters Employment Families and Living Arrangements Geography Health Hispanic Origin Housing Income and Poverty International Trade Migration/Geographic Mobility Population Population Estimates Public Sector Race Redistricting Research Voting and Registration

Explore data on data.census.gov View all data resources

Census Academy Combining Data Data Tools and Apps Datasets Developers Experimental Data Products Interactive Maps Mapping Files Profiles Related Sites Software Tables Training and Workshops Visualizations

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2020 Census 2026 Census Test 2030 Census American Community Survey (ACS) American Housing Survey (AHS) Annual Business Survey (ABS) Annual Integrated Economic Survey (AIES) County Business Patterns (CBP) Current Population Survey (CPS) Economic Census Household Pulse Survey International Programs Metro and Micro Areas Population Estimates Population Projections Small Area Income and Poverty Statistics of U.S. Businesses Survey of Income and Program Participation (SIPP)

View all library resources Glossary

America Counts: Stories Audio Blogs By the Numbers Facts for Features Fact Sheets Infographics and Visualizations Photos Publications Spotlights Stats for Stories Training (Census Academy) Videos Working Papers

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Table & Geography Changes

Table & Geography Changes

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Within Technical Documentation

Code Lists, Definitions, and Accuracy
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Table & Geography Changes
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User Notes

Within Technical Documentation

Code Lists, Definitions, and Accuracy
Data Release Rules
Errata Notes
Table & Geography Changes
Table Shells and Table List
User Notes

Table & Geography Changes

Learn more about changes to tables and geography for each American Community Survey data release.

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2021
2020
2019
2018
2017
2016
2015
2014
2013
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2011
2010
2009
2008
2007

2022

Table Changes

2022 ACS 1-year Estimates
2022 ACS 1-year Supplemental Estimates
2018-2022 ACS 5-year Estimates

Geography Changes

2022 Geography Changes

View the various changes to Census geography this year, as well as information about geographic comparability and available vintages.