American Community Survey has come out with a more recent color-coded map of American cities based on race/ethnicity, education, median income, same sex couples, and elementary children in private schools. Data is based on 2005-09. Its much more detail than the 2000 race/ethnic map.
Mapping America — Census Bureau 2005-9 American Community Survey - NYTimes.com
Not only can you map every city, they break it down to neighborhoods/several blocks.
Here is my particular city
city: Harvey, IL
Neighborhood or area: Census Tract 826902
population: 1,793
Race/ethnicity
97% Black
2% Hispanic
1% other
Education(25 years of age or older)
H.S. Diploma- 78%
Bachelors or higher- 14%
Masters- none
Median household Income-$33,359
Elementary children in private schools: none
Same Sex Couples- none
Sounds about accurate
Just type in your city and from there post your results.