It's really hard to find the demographic data that you need on the US Census Bureau's website. Below are pages that have
Currently, these pages have the most current data available from the US Census Bureau, which is from the Census Bureau's American Community Survey 2009 data set. When the US Census Bureau releases the 2010 American Community Survey data in December 2010 and then again when they release the actual US Census 2010 data in 2011, this page will be updated to reflect the new data. Bookmark this page so that you'll be able to check back as the Census Bureau releases new data sets for 2010.