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Our surveys provide periodic and comprehensive statistics about the nation. This data is critical for government programs, policies, and decision-making.

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News NAICS Codes Jobs About Us Contact Us Help

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

Survey Help View all Surveys & Programs

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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Frequently Asked Questions (FAQs) About Geography

Links below are to geography-specific FAQs. You can also search, browse and explore FAQs on census.gov by topic, subtopic or group.

2020 Census LUCA FAQs [<1.0 MB]

2010 Census LUCA FAQs

View the available FAQs for the 2010 Census Local Update of Census Addresses Program.
2010 Urban Area FAQs

View the available FAQs on Urban Areas.