The Download Center is designed for experienced users who need access to larger amounts of data than are available through other parts of American FactFinder.

Note that there can be large bandwidth and storage requirements when using the Download Center.

The following download methods are available:

• Selected Tables - select up to 50 tables for a geographic summary level. Format is a zipped, pipe-delimited file.
• All Tables - summary file extracts for predefined geographic summary levels (all counties in the U.S., all blocks in a county, etc.) in summary file format.

The table below indicates which download methods are available for each data set.

Data Set	Selected Tables	All Tables
Census 2000
Census 2000 Summary File 1 (SF 1) 100-Percent Data
Census 2000 Summary File 2 (SF 2) 100-Percent Data
Census 2000 Summary File 3 (SF 3) - Sample Data
Census 2000 Summary File 4 (SF 4) - Sample Data
Census 2000 American Indian and Alaska Native Summary File (AIANSF) - Sample Data
110th Congressional District Summary File (Sample)
110th Congressional District Summary File (100-Percent)
Census 2000 State Legislative District Summary File (Sample)
Census 2000 State Legislative District Summary File (100-Percent)
Census 2000 Redistricting Data (P.L. 94-171) Summary File
American Community Survey
2005-2007 American Community Survey 3-Year Estimates
2007 American Community Survey 1-Year Estimates
2006 American Community Survey
2005 American Community Survey
2004 American Community Survey
Population Estimates and Projections
2008 Population Estimates
2007 Population Estimates
2006 Population Estimates
Additional data sets are available for download from the Population Estimates Program page.
Economic Census
2007 Economic Census and Surveys FTP page
2002 Economic Census and Surveys FTP page
Annual Economic Surveys
2006 Economic Surveys FTP page
2005 Economic Surveys FTP page
2004 Economic Surveys FTP page
2003 Economic Surveys FTP page

Download the complete summary files using the Census Bureau's FTP site.