Census Data and Resources

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The U.S. Census Bureau has released 2010 Census Demographic Profiles that can be viewed overlain onto Google Maps.  The 2010 Census Interactive Population application allows viewers to see demographic data covering population, race, ethnicity, age/sex, and housing status.  Not all of the states are available for viewing and access is being rolled out on a state by state basis.

To view data for a particular location or state type in the name in the search box.  For areas where Census 2010 has been released, the map will pan to the area and symbolize the demographic data that you have selected to view.  You can also grab the map and center to select an area within the crosshairs that show up.  Use the Geographic Level menu to toggle different levels of Census data ranging from the national level to Census Block.  Click on a shaded area for a popup box with more information and select the compare link to add additional locations.

At the bottom of the page are links providing access to the Demographic Profiles and Summary File 1 data.

Census 2010 Demographic Profile Data

Census 2010 Demographic Profile Data

(via Google Maps Mania)

Census GIS Data and Resources

Collection of links relating to Census data and GIS. Find web sites from which you can download TIGER files, census track geodatabases and demographic data so that you can create your own maps.

Census Map Tool
Free US Census exploration tools provided by the Wall Street Journal and the Washington Post.

Census to KML
Bruce Ralston from the Geography Department at the University of Tennessee in Knoxville, has posted a program that will convert U.S. Census TIGER format files to Google KML format.  The program works with TIGER formats from dating from 1994 to 2006.  Additionally, the source code and associated white paper will also be posted to the site by the end of September.

Census 2000
Home page for Census 2000 information. Links to geographic and demographic data as well as documentation.

U.S. Census 2000 – Population Trends Mapped
A look at the population trends at the state and county levels for the 2000 US Census.

Centers of Population 1790 – 2000

Census 2010 Preparation Tool
ESRI has released Census Tools for ArcGIS to help local governments with their GIS related preparation for the 2010 census.  The extension was specifically designed to help users work with spatial data from the U.S. Census Bureau as part of the the Local Update of Addresses (LUCA) and Boundary and Annexation Survey (BAS) programs.

Districting Extension
The Districting Extension for ArcView GIS allows you to create defined groupings of geographic data such as Census tracts, zip codes, and precincts by creating a districting plan. Free download from ESRI.

Map Files
Map Files from Census 2000 TIGER Files offered by Proximity. Downloads organized by state. Also find resources for free data viewers.

Tiger Mapping Service
Public resource of quality, high resolution mapping data for the entire United States.

U.S. Census Data
From the About.com Geography site comes this plethora of resources to help you locate census and demographic information online.



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