2005 American Community Survey (ACS) data are now being released. The 2005 ACS data include demographic and social information such as race, Hispanic origin, age, education, marital status, grandparents as caregivers, veterans, disability status and U.S. citizenship. The data is available for nearly 7,000 areas, including all congressional districts and counties, cities and American Indian/Alaska native areas of 65,000 population or more.

http://factfinder.census.gov/home/ saff/main.html?_lang=en

reference from BHIC

http://library.med.utah.edu/blogs/ BHIC/ archives/cat_websites.html#001737