​

The Research Guide for the U.S. Congress will provide detailed explanations of the work for each house of Congress as well as links to additional legislative support agencies.

While the Congress link above offers a growing number of hearings in full text, the historical index to the hearings, and numerous other congressional publications, is accessible in the database Congressional Publications.

U.S. Census Bureau offers a variety of statistics at the state level beyond just population and housing. The U.S. Census Bureau conducts a Census of Governments of all state and local government organization units every 5 years, for years ending in 2 and 7, as required by law under Title 13, U.S. Code, Section 161.  The collection of these data will

• Identify the scope and nature of the nation's state and local governments.
• Classify local government organizations, powers, and activities.
• Provide authoritative benchmark data on public finance and public employment.
• Measure state and local governments' fiscal relationships.