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  Census > ACS Home > Using the Data Main  > Accuracy of the Data

Using the Data Main

Understanding Change Profiles

Subject Definitions

Accuracy of the Data

Quality Measures


Geography Explanation

Past Notices ACS

Past Notices Suppl. Surveys


These documents provide data users with a basic understanding of the sample design, estimation methodology, and accuracy of the data.

2003 Accuracy (PDF Format)

2002 Accuracy (PDF Format)

2002 and beyond Change Profile Accuracy (PDF Format)

2000 - 2001 Change Accuracy (PDF Format)

2001 Accuracy (PDF Format)

2000 Accuracy (PDF Format)

1999 Accuracy (PDF Format)

1998 Accuracy (HTML Format)

1997 Accuracy (HTML Format)

1996 Accuracy (HTML Format)

2 Year Averages (PDF Format)

3 Year Averages (PDF Format)

Percent Changes (PDF Format)

Estimates for 1996-1997 Data Products (PDF Format)

The letters PDF or symbol PDF indicate a document is in the Portable Document Format (PDF). To view the file, you will need the Adobe® Acrobat® Reader which is available for free from the Adobe web site.


Source: U.S. Census Bureau
American Community Survey Office

Last revised: Tuesday August 24, 2004

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