Here is a excellent  data resource. Click her to go to City-Data.com. Visited by 11 million unique visitors in October 2008, featured in 60 books, on Tech Guru's segment on WABC in New York, Bay News 9 in Tampa Bay, and USA Today's Hot Sites.

We've collected and analyzed data from numerous sources to create as complete and interesting profiles of all U.S. cities as we could. We have over 63,000 city photos not found anywhere else, graphs of latest real estate prices and sales trends, recent home sales, home value estimator, hundreds of thousands of maps, satellite photos, stats about residents (race, income, ancestries, education, employment...), geographical data, state profiles, crime data, registered sex offenders, cost of living, housing, businesses, local news links based on our exclusive technology, birthplaces of famous people, political contributions, city government finances and employment, weather, hospitals, schools, libraries, houses, airports, radio and TV stations, zip codes, area codes, air pollution, latest unemployment data, time zones, water systems and their health and monitoring violations, comparisons to averages, local poverty details, professionally written city guides, a forum and a social network with 450,000 registered members and 6,000,000 posts, 5,000+ user-submitted facts, 14,000+ exclusive local business profiles with photos, and more demographics. If you ever need to research any city, zip code, or neighborhood for any reason, from considering a move there to just checking where somebody you know is staying, this is the site for you. New! Top 101 City Lists - Rankings in hundreds of categories, such as income, crime, most gay couples, most cars, shortest commute, biggest houses, best educated residents, and many more. Also, see our original Top 100 City Lists. Random city pictures submitted to our site. In a limited-time promotion, you have a chance to win one of six $200 prizes for sending us your city or state pictures!