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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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BAS Mapping Tools

Tools, such as TIGERweb, that allow participants to review their boundaries online, as well as the BAS Partnership Toolbox and GUPS that allow participants to make updates to their boundaries.

BAS Partnership Tools

BAS partnership tools to help BAS participants create submissions with Esri’s ArcGIS Desktop or ArcGIS Pro.
GUPS Download & Installation Instructions

The instructions are for participants who will use the Geographic Update Partnership Software (GUPS) to submit updates to the BAS.
TIGERweb

TIGERweb and TIGERweb Decennial web-based applications allow visualization of TIGER (Topologically Integrated Geographic Encoding and Referencing) data.