Adapted from the tutorial Accessing Census Data (MS Word format) by Barbara Ronningen, Minnesota State Demographic Center.

What is AFF?

AFF is the Census Bureau's official interactive web site from which users may retrieve Census data for all available geographic locations and variables.

What's in AFF?

1990	1991-1999	2000-
1990 Census		2000 Census
		2000-2006 American Community Surveys
	1997 & 2002 Economic Census
		Current Population Estimates
		2003-2006 Annual Survey of Manufactures
		2004-2005 Business Patterns
		2003-2005 Nonemployer Statistics

What's not in AFF?

• Equivalent access to the 1990 CD-ROM products:
• Special Releases , Subject Summary Tape Files and Public Use Microdata Samples (PUMS)
• 1990-2000 Rankings and Comparisons
• 1990 and 2000 PDF Publications
• Selected Historical Decennial Census Population and Housing Counts
• 2000 Demographic Profiles Search
• 1980, 1990 and 2000 FTP files

Important Browser Notes

• Feature(s) only available in Internet Explorer: Always-in-view Table Headers
• If you download multiple files in the same session while using Internet Explorer, the later files may have a new name, but contain content from a previous download.

Are there any guides to using AFF?

• Introduction to American FactFinder