General
Business and Career Development
Children and Families
Health
Education    

General:  

Start With:  

Fedstats  Provides access to the full range of official statistical information produced by the Federal Government. Click 'Topic Links-A to Z' to see alphabetical list.  

Then Try:

Statistical Abstract of the United States The authoritative and comprehensive summary of statistics on the social, political, and economic organization of the United States. Sources of data include the Census Bureau, Bureau of Labor Statistics, Bureau of Economic Analysis, and many other Federal agencies and private organizations.
U.S. Census Information U.S. Census Bureau  

Business and Career Development:

Association of Bay Area Governments
Bureau of Labor Statistics
California Chamber of Commerce
California Demographics
California Statistical Abstract
City and County Databook
Counting California
Federal Reserve  

Children and Families:

Childstats.gov  Website of the Federal Interagency Forum on Child and Family Statistics which is a collection of 22 Federal government agencies involved in research and activities related to children and families. Full text of the annual report, 'America's Children' is available here.  

Health:  

National Center for Health Statistics The Nation’s principal health statistics agency maintained by the Centers for Disease Control and Prevention.  

Education:

National Center for Educational Statistics (NCES) Government statistics in education.