This site provides a variety of U.S. real estate statistics on the national, state, and metropolitan area level.

The Ad Age DataCenter provides exclusive advertising and marketing industry data compiled by the Ad Age Research Department. This constantly updated collection includes more than 600 separate charts arranged in four major categories: Marketers/ Advertisers, Media, Agencies, and Salary Surveys.

The California Statistical Abstract is a publication that provides a wide-range of statistics about California.