American Community Survey (ACS)

2012 New and Notable

2008­2012 ACS 5­year estimate

2010­2012 ACS 3­year estimate

2012 ACS 1­year estimate

2008­2012 ACS 5­year estimates

Posted December 17, 2013

2008­2012 5­year estimates and 2012 ACS 1­year PUMS files released December 17

2008­2012 ACS 5­year estimates are available in the American

FactFinder for geographic areas down to the census tract level. The

2012 ACS 1­year PUMS files are also available in American FactFinder.

Block group estimates available only in the Summary File

Detailed American Community Survey tables for block groups will only

be included in the Summary File product; they will not be published in

American FactFinder. For more information, visit the Summary File

page.

Need help accessing the Summary File? Watch our video on using the

Summary File Retrieval Tool.

New topics available for small areas

Health insurance coverage, disability, marital history, VA serviceconnected disability status and rating, and year of naturalization are new

topics available for small geographies. For more information on new
tables, visit our 2012 Product Changes page.

Additional documentation released for data release and PUMS files

Accuracy of the Data has been released to help users with the release of

2008­2012 ACS 5­year estimates. In addition, the PUMS Estimates for

User Verification, Accuracy of the PUMS and PUMS ReadMe has been

released to help users with the release of the 2012 ACS 1­year PUMS

files.

Try Census Explorer – a new interactive mapping tool

Census Bureau has released an interactive mapping tool using 2008­

2012 ACS 5­year estimates. The new application allows users to map

eight different social, economic and housing characteristics of their state,

county or census tract, and to see how these areas have changed since

the 1990 and 2000 censuses and the 2008­2012 ACS 5­year estimates.

2008­2012 ACS 5­year Narrative Profiles (BETA) are available

2008­2012 ACS 5­year Narrative Profiles (BETA) are available for state,

county, place, Metropolitan/Micropolitan Statistical Area, ZIP Code

Tabulation Area, American Indian Area/Alaska Native Area/Hawaiian

Home Land and census tract. Narrative Profiles summarize many topics

using nontechnical text and graphs.

Public Use Microdata Areas, Urban Areas and Urban/Rural are updated

All 2012 ACS data use the 2010 Census definitions for Public Use

Microdata Areas (PUMAs), Urban Areas, and Urban/Rural. Get more

details on the updates.

Census Tract numbering changes in Arizona and California

There are census tract numbering corrections and a change for 2010

Census tracts in Pima County, Arizona and Los Angeles County,

California. Learn more about these changes.
Posted December 10, 2013

ACS Release date for 2008­2012 ACS 5­year estimates and 2012 ACS 1­year PUMS files

The Census Bureau plans to release 2008­2012 ACS 5­year estimates

and 2012 ACS 1­year PUMS files on Tuesday, December 17, 2013. For

more information on the release schedule, visit 2012 ACS Release

Schedule.

New tables for the 2008­2012 ACS 5­year release

Visit 2012 Product Changes for a list and description of new, modified

and deleted tables.

Select documentation released for data release and PUMS files

Supporting documentation, including Instructions for Applying Statistical

Testing, the Sequence Number and Table Number Lookup files for the

ACS Summary File, and table shells have been released to help users

prepare for the release of 2008­2012 ACS 5­year estimates.

In addition, supporting PUMS documentation for the 2012 ACS 1­year

PUMS files has been released to help users prepare for the release.

Additional documentation will be released on December 17, 2013.

Updated ACS 5­year and Census 2000 SF3 Table Comparisons

Visit our ACS/Census 2000 Table Comparisons tool to find comparable

tables between ACS 5­year estimates and Census 2000 SF3 detailed

tables.

2010­2012 ACS 3­year estimate

Posted November 14, 2013

2010­2012 ACS 3­year estimates released November 14

2010­2012 ACS 3­year estimates are available in American FactFinder.

2010­2012 ACS 3­year estimates are based on data collected from January 1, 2010 to December 31, 2012.

2010­2012 ACS 3­year estimates are available for geographic areas with populations of 20,000 or more.

New 3­Year Comparison Profiles
We are excited to announce the release of 3­year Social, Economic, and

Housing Comparison Profiles. This first release of 3­year Comparison

Profiles will give a side­by­side comparison of 2010­2012 ACS 3­year

and 2007­2009 ACS 3­year estimates. The profiles also contain the

statistical significance column that indicates if the estimates are

statistically different (at the 90% confidence level). Access the 2010­

2012 3­year Comparison Profiles on American FactFinder.

Data Profiles now available in the Application Programming Interface (API)

The 2010­2012 ACS 3­year Data Profiles have been added to the API.

Learn more about the Census Bureau's API on the API Developers site.

Summary File released

The 2010­2012 ACS 3­Year Summary File has been released. The

Summary File is a set of comma­delimited text files that contain all of the

Detailed Tables for the ACS 3­year estimates.

Additional documentation released for data release

Accuracy of the Data documentation has been released to help users

with the release of 2010­2012 ACS 3­year estimates.

Additional ACS Brief Released

The Census Bureau has released 1 additional American Community

Survey Brief. This is a short report on specific topics based on the newly

released data.

Posted November 7, 2013

New tables for the 2010­2012 ACS 3­year release

Learn more about new and modified tables in the 2012 Product

Changes.

Select documentation released

Supporting documentation has been released to help users prepare for

the release of the 2010­2012 ACS 3­year estimates. Additional

documentation will be released on November 14, 2013.

Select Summary File materials released
Supporting materials for the 2010­2012 ACS 3­year Summary File have

been released, including the technical document, table shells, and

sequence/table number lookup. The 3­year Summary File on the FTP

site and Summary File Retrieval Tool will be released on November 14,

2013.

2010­2012 ACS 3­year reference maps

These Reference Maps highlight areas that will be published in the

2010­2012 ACS 3­year data release.

Posted October 23, 2013

Revised release schedule

Due to the recent lapse in federal funding, the ACS release schedule

has been revised. The 2010­2012 ACS 3­year is now scheduled to be

released on November 14, 2013. For more information on the updated

release schedule, visit 2012 ACS Release Schedule.

2012 ACS 1­year estimate

Posted September 19, 2013

2012 ACS 1­year estimates released September 19

2012 ACS 1­year estimates are available in American FactFinder.

2012 ACS 1­year estimates are based on data collected from January 1, 2012 to December 31, 2012.

2012 ACS 1­year estimates are available for geographic areas with populations of 65,000 or more.

Geography highlights

The 2012 ACS data release marks the first time estimates based on

2010 Census definitions for Public Use Microdata Areas (PUMAs),

Urban Areas, and Urban/Rural are available. In addition, data products

for the 113th Congressional Districts are available. Learn more on the

Geography page.

Comparison guidance
Guidance on comparing the 2012 ACS 1­year estimates with Census

2000, 2011 ACS 1­year estimates, and 2010 Census by subject area is

now available.

Delay in Narrative Profiles for Public Use Microdata Areas (PUMAs)

The 2012 ACS 1­year Narrative Profiles for PUMAs (summary level 795)

will not be available in American FactFinder on September 19, 2013.

They will be released on October 24, 2013.

ACS Briefs

For the release of the 2012 ACS 1­year estimates, the Census Bureau

produced reports for the American Community Survey Briefs series­­

short reports on specific topics based on newly released estimates.

Posted September 12, 2013

New tables for the 2012 ACS 1­year release

Visit 2012 Product Changes for a list and description of new, modified,

and deleted tables.

2012 ACS 1­year table shells

Table shells for the 2012 ACS 1­year estimates are available on the

FTP site.

2012 ACS 1­year reference maps

These Reference Maps highlight areas that will be published in the

2012 ACS 1­year data release.

Select documentation released

Supporting documentation has been released to help users prepare

for the release of the 2012 ACS 1­year estimates. Additional

documentation will be released on September 19, 2013.

Select Summary File materials released
Last Revised: May 22, 2015

Supporting materials for the 2012 ACS 1­year Summary File have

been released, including the technical document, table shells, and

sequence/table number lookup. The 1­year Summary File on the

FTP site and Summary File Retrieval Tool will be released on

September 19, 2013.

Posted August 6, 2013

Release schedule

The Census Bureau plans to release 2012 ACS 1­year estimates on

Thursday, Sept. 19, 2013. For more information on the release schedule,

visit 2012 ACS Release Schedule.