American FactFinder 2 is a search engine that provides access to the population, housing and economic data collected by the Census Bureau. American FactFinder 2 can be used to retrieve data from the 2000 and 2010 Census, American Community Surveys (ACS), Population Estimates and the Economic Census and Surveys.

http://factfinder2.census.gov/faces/nav/jsf/pages/index.xhtml