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The U.S. Census Bureau is the official source for U.S. export and import statistics and regulations governing the reporting of exports from the U.S.
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Geography is central to the work of the Bureau, providing the framework for survey design, sample selection, data collection, tabulation, and dissemination.
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The Geographic Support System Initiative will integrate improved address coverage, spatial feature updates, and enhanced quality assessment and measurement.
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Our researchers explore innovative ways to conduct surveys, increase respondent participation, reduce costs, and improve accuracy.
Our surveys provide periodic and comprehensive statistics about the nation, critical for government programs, policies, and decisionmaking.
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Explore the rich historical background of an organization with roots almost as old as the nation.
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Information about the current field vacancies available at the U.S. Census Bureau Regional Offices.
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The Census Bureau's Director writes on how we measure America's people, places and economy.
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posted November 25, 2014
New tables for the 2009-2013 ACS 5-year release
Bachelor's field of degree is a new topic available for small geographies. Visit 2013 Product Changes for a list and description of all new, modified, and deleted tables.
Select Summary File materials released
Supporting materials for the 2009-2013 ACS 5-year Summary File have been released, including the technical document appendices, table shells, and sequence number/table number lookup file. The 5-year Summary File on the FTP site and Summary File Retrieval Tool will be released on December 4, 2014.
Select PUMS materials released
Supporting PUMS documentation for the 2011-2013 ACS 3-year PUMS files has been released to help users prepare for the release, including the subjects, code lists, and data dictionary. Additional documentation will be released on December 4, 2014.
posted October 23, 2014
2011-2013 ACS 3-year estimates and 2013 1-year PUMS files released October 23
Additional documentation released for data release and PUMS files
Accuracy of the Data documentation has been released to help users with the release of 2011-2013 ACS 3-year estimates.
Additional PUMS documentation, including the PUMS ReadMe, Accuracy of the PUMS, and PUMS Estimates for User Verification, has been released to help users with the release of the 2013 ACS 1-year PUMS files.
Guidance on comparing 2008-2010 ACS 3-year estimates to 2011-2013 ACS 3-year estimates
We have developed guidance on issues to consider when comparing 3-year estimates. Visit our 3-year to 3-year comparison guidance page.
posted October 16, 2014
New tables for the 2011-2013 ACS 3-year release
Learn more about new and modified tables for this release in the 2013 Product Changes.
Select documentation released for data release and PUMS files
Supporting documentation has been released to help users prepare for the release of the 2011-2013 ACS 3-year estimates.
In addition, supporting documentation has been released to help users prepare for the release of the 2013 ACS 1-year PUMS files.
Additional documentation will be released on October 23, 2014.
Select Summary File materials released
Supporting materials for the 2011-2013 ACS 3-year Summary File have been released, including the technical document appendices, table shells, and sequence number/table number lookup file. The 3-year Summary File on the FTP site and Summary File Retrieval Tool will be released on October 23, 2014.
No 3-year reference maps
Due to resource constraints, reference maps for the 2011-2013 ACS 3-year data release will not be published. 2013 ACS 1-year reference maps are available.
posted September 18, 2014
2013 ACS 1-year estimates released September 18
The 2013 ACS data release marks the first time estimates based on new Metropolitan and Micropolitan Statistical Areas (or Core Based Statistical Areas) are available. Learn more on the Geography page.
2013 ACS 1-year reference maps
These Reference Maps highlight areas that will be published in the 2013 ACS 1-year data release.
For the release of the 2013 ACS 1-year estimates, the Census Bureau produced reports for the American Community Survey Briefs series--short reports on specific topics based on newly released estimates.
Guidance on comparing the 2013 ACS 1-year estimates with Census 2000, 2012 ACS 1-year estimates, and 2010 Census by subject area is now available.
Summary file retrieval tool
The Summary File Retrieval Tool will not be available for the 2013 ACS 1-year data release as planned due to technical difficulties. You can still access the Summary File data using the FTP site. We are currently working to resolve these issues and will provide updates to the public concerning our progress when they are available.
posted September 11, 2014
New tables for the 2013 ACS 1-year release
Visit 2013 Product Changes for a list and description of new, modified, and deleted tables.
2013 ACS 1-year table shells
Table shells for the 2013 ACS 1-year estimates are available on the FTP site.
Select documentation released
Supporting documentation has been released to help users prepare for the release of the 2013 ACS 1-year estimates. Additional documentation will be released on September 18, 2014.
Select Summary File materials released
The ACS Summary File page has been redesigned. Supporting materials for the 2013 ACS 1-year Summary File have been released, including the technical document, table shells, and sequence/table number lookup. The 1-year Summary File on the FTP site will be released on September 18, 2014.
posted August 07, 2014
The Census Bureau plans to release 2013 ACS 1-year estimates on Thursday, Sept. 18, 2014. For more information on the release schedule, visit 2013 ACS Release Schedule.
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