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Census Tracts


Census tracts are small, relatively permanent statistical subdivisions of  counties designed to be relatively homogeneous units with respect to population characteristics, economic status, and living conditions.  

  • Census tracts average about 4,000 inhabitants
  • Census tract boundaries never cross county lines

For questions about census tract geography and how 2000 tracts compare to 1990 tracts, see the Census Bureau Geography Division:

Look-Up Tools

To find a census tract number for a street address, use these look-up tools:


The FFIEC  uses census tract data to monitor compliance with the Community Reinvestment Act (CRA) and the Home Mortgage Disclosure Act (HMDA). See the FFIEC web site at:

HUD Qualified Census Tracts and HUBZones

  • The Department of Housing and Urban Development (HUD) determines Qualified Census Tracts, which are one criterion for HUBZone qualification. For more information about HUBZone qualified census tracts, see the HUD web site at 
  • The Small Business Administration Empowerment Contracting Program determines whether an area qualifies as a HUBZone. The U.S. Census Bureau does not determine whether an area qualifies as a Qualified Census Tract or a HUBZone. For more information about the Small Business Administration (SBA) Empowerment Contracting Program, see the SBA web site at

Health  Professional Shortage Areas and Medically Underserved Areas

The Health  Resources and Services Administration designates  Health Professional Shortage Areas or Medically Underserved Areas.  For information from the Bureau of Primary Health Care:

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last modified Jan 01, 2009 07:22 PM