Find detailed information and guidance about the 1-year and 3-year data products, including guidance on using multiyear estimates.
The ACS Compass Products are educational materials to help users better understand and appropriately use
ACS data.
Handbooks (released on a flow basis) - user-friendly
information about the ACS targeting specific user groups
PowerPoint Presentations - fully scripted
presentations covering various topics from the ACS basics to understanding ACS multiyear estimates.
Contact the American Community Survey Office by email or by phone at 1-800-923-8282, or visit ask.census.gov for further information on the American Community Survey.
2007 ACS 1-year data and
2005-2007 ACS 3-year data now available in American FactFinder (AFF).