US Department of Labor
Bureau of Labor Statistics: Local Area Unemployment Statistics
Provides historical unemployment data for state and metropolitan areas of the United States.
US Department of Labor
Bureau of Labor Statistics: Economic News Releases: Employment Situation
Provides news releases and statistical data about employment and unemployment.
The Federal Reserve System
Federal Reserve Board: The Economic Outlook and Challenges for Monetary Policy
A speech given in 1997 which evaluated the economic outlook using the non-accelerating inflation rate of unemployment, or NAIRU, and outlined challenges for monetary policy. (January 16, 1997)
Federal Reserve Bank
Federal Reserve Bank of St. Louis: Civilian Unemployment Rate
Provides historical percent, seasonally adjusted, civilian unemployment data for each month from 1948 to the present.
Other
Historical Unemployment Data by Month (1948 2006)
United States unemployment figures for every month from January 1948 to December 2011.