About DemographicsNow (U.S. marketing data)

The University Libraries

Covers population, age, race and ethnicity, income, housing, employment characteristics, and consumer expeditures.
Provides data for census block-groups, census tracts, zip codes, cities, urban areas, counties, and states, as well as custom radiuses defined by the user.
Areas can be compared and ranked.
Provide tables, graphs, pie charts, and maps, which can be can be downloaded into Excel, Word, or Adobe Acrobat Reader.
How to cite this database in APA style.

Dates of Coverage:: Covers 1980 to the present, and provides 5-year projections.
Frequency of Updates:: annually
Concurrent Users:: unlimited