U. S. Census Bureau

U.S. Census Bureau


2010 Census data is being released. You can find 2010 and historical data at:



The State Data Center at the State Library provides demographic and economic data for Iowa:



U.S. Census Bureau

·         What Data Is Collected & When

o        Population & Housing Census - every 10 years

o        Economic Census - every 5 years

o        Census of Governments - every 5 years

o        American Community Survey - annually

o        Our many surveys -- both Demographic & Economic

o        Economic Indicators - each indicator is released on a specific schedule, see the Economic Indicator Calendar

·         How the Data is Used

o        to determine the distribution of Congressional seats to states--

§         mandated by the U.S. Constitution

§         used to apportion seats in the U.S. House of Representatives

§         used to define legislature districts, school district assignment areas and other important functional areas of government

Find out about the 2010 Census Redistricting Data Program.

o        to make decisions about what community services to provide

Changes in your community are crucial to many planning decisions, such as where to:

§         provide services for the elderly

§         where to build new roads and schools

§         or where to locate job training centers

o        to distribute more than $400 billion in federal funds to local, state and tribal governments each year

Census data affects how funding is allocated to communities for:

§         neighborhood improvements

§         public health

§         education

§         transportation

§         and much more

o        to provide Age Search information for:

§         Qualifying for Social Security and other retirement benefits

§         Passport applications

§         Proving relationship in settling estates

§         Researching family history or a historical topic


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