See the research databases below to find government information.
Also, see the list of government websites and online government documents.
Three Branches of Government
These databases contain information from or about the federal government.
The Catalog of Government Publications is the finding tool for federal publications. It includes descriptive records for historical and current publications and provides direct links to those that are available online.
Data.gov is the home of the United States government’s open data. You can find federal, state, and local data.
This portal to U.S. government databases is a service of the Government Printing Office (GPO). It provides free electronic access to a wealth of important information products produced by the federal government.
GPO Advanced Search connects a user to citations from U.S. government documents, including Congressional reports, hearings, debates, and records; judiciary materials; and documents issued by executive departments.
Designed to offer current news pertaining to all branches of the military and government, this database offers a thorough collection of periodicals, academic journals, and other content pertinent to the increasing needs of those sites.
Official U.S. Government Web Portal
USAgov is an interagency product administered by USAGov (formerly the Federal Citizen Information Center), a division of the U.S. General Services Administration’s Technology Transformation Service.
- Branches of the U.S. Government
Explanations of the branches of government with links to their official departments and agencies.
- Government Agencies and Elected Officials
Find information for federal, state, and local government agencies and elected officials.
Established by Article I of the Constitution, the Legislative Branch consists of the House of Representatives and the Senate, which together form the United States Congress.
Congress.gov is the official website for U.S. federal legislative information. The site provides access to accurate, timely, and complete legislative information for Members of Congress, legislative agencies, and the public.
The House of Representatives is made up of 435 elected members, divided among the 50 states in proportion to their total population. In addition, there are 6 non-voting members, representing the District of Columbia, the Commonwealth of Puerto Rico, and four other territories of the United States.
The Senate is composed of 100 Senators, 2 for each state. Until the ratification of the 17th Amendment in , Senators were chosen by state legislatures, not by popular vote. Since then, they have been elected to six-year terms by the people of each state.
The Library of Congress is the largest library in the world, with millions of books, recordings, photographs, newspapers, maps, and manuscripts in its collections. The Library is the main research arm of the U.S. Congress and the home of the U.S. Copyright Office.
… The Copyright Office registers copyright claims, records information about copyright ownership, provides information to the public, and assists Congress …
The power of the Executive Branch is vested in the president of the United States, who also acts as head of state and commander-in-chief of the armed forces.
Official website for the Executive Branch of the United States Government, with information about the current administration and executive offices.
- Judicial Branch
Where the Executive and Legislative Branches are elected by the people, members of the Judicial Branch are appointed by the president and confirmed by the Senate.
The Court is the highest tribunal in the nation for all cases and controversies arising under the Constitution or the laws of the United States.
The U.S. Courts were created under Article III of the Constitution to administer justice fairly and impartially, within the jurisdiction established by the Constitution and Congress.
The Federal Judicial Center is the research and education agency of the judicial branch of the United States Government. The Center supports the efficient, effective administration of justice and judicial independence.
- American Community Survey
The American Community Survey (ACS) helps local officials, community leaders, and businesses understand the changes taking place in their communities. It is the premier source for detailed population and housing information about our nation.
The U.S. Bureau of Economic Analysis is your source of accurate and objective data about the nation’s economy. BEA’s economists produce some of the world's most closely watched statistics, including U.S. gross domestic product, better known as GDP.
- Bureau of Labor Statistics Economy at a Glance
Charts and tables depicting major indicators for the economy as a whole.
- Congressional Research Service Reports at the University of North Texas Digital Library
The Congressional Research Service (CRS) does not provide direct public access to its reports, requiring citizens to request them from their Members of Congress. Some Members, as well as several non-profit groups, have posted the reports on their websites. This site is not affiliated with the Congressional Research Service, but aims to provide integrated, searchable access to many of the full-text CRS reports that have been available at a variety of different web sites since .
Data.census.gov is the new platform to access data and digital content from the U.S. Census Bureau. The vision for data dissemination through data.census.gov is to improve the customer experience by making data available from one centralized place so that data users spend less time searching for data content and more time using it.
- FBI Uniform Crime Reporting
The UCR Program’s primary objective is to generate reliable information for use in law enforcement administration, operation, and management; over the years, however, the data have become one of the country’s leading social indicators.
- Federal Committee on Statistical Methodology
The Federal Committee on Statistical Methodology (FCSM) is an interagency committee dedicated to improving the quality of Federal statistics. The FCSM was created by the Office of Management and Budget (OMB) to inform and advise OMB and the Interagency Council on Statistical Policy (ICSP) on methodological and statistical issues that affect the quality of Federal data.
- National Centers for Environmental Information (NCEI)
NOAA’s National Centers for Environmental Information (NCEI) hosts and provides public access to one of the most significant archives for environmental data on Earth. Through the Center for Weather and Climate and the Center for Coasts, Oceans, and Geophysics, we provide over 25 petabytes of comprehensive atmospheric, coastal, oceanic, and geophysical data.
- National Oceanic and Atmospheric Administration (NOAA)
Science at NOAA is the systematic study of the structure and behavior of the ocean, atmosphere, and related ecosystems; integration of research and analysis; observations and monitoring; and environmental modeling.
- Office of Juvenile Justice and Delinquency Prevention
OJJDP provides national leadership, coordination, and resources to prevent and respond to juvenile delinquency and victimization. OJJDP supports the efforts of states, tribes, and communities to develop and implement effective and equitable juvenile justice systems that enhance public safety, ensure youth are held appropriately accountable to both crime victims and communities, and empower youth to live productive, law-abiding lives.
Science.gov searches over 60 databases and over 2,200 scientific websites to provide users with access to more than 200 million pages of authoritative federal science information including research and development results.
- United States Office of Management and Budget (OMB) Historical Tables
Chronologically arranged, historical budget information for the U.S. government.
Government Documents Online
The Carl Albert Congressional Research and Studies Center is a unique and nonpartisan institution that strengthens representative democracy through scholarship, learning, and service.
- CIA’s World Factbook
The World Factbook provides basic intelligence on the history, people, government, economy, energy, geography, communications, transportation, military, terrorism, and transnational issues for 266 world entities.
The Federal Library and Information Network (FEDLINK) is an organization of federal agencies working together to achieve optimum use of the resources and facilities of federal libraries and information centers by promoting common services, coordinating and sharing available resources, and providing continuing professional education for federal library and information staff.
- National Security Archive at George Washington University
Founded in by journalists and scholars to check rising government secrecy, the National Security Archive combines a unique range of functions: Investigative journalism center, research institute on international affairs, library, and archive of declassified U.S. documents … leading non-profit user of the U.S. Freedom of Information Act, public interest law firm defending and expanding public access to government information, global advocate of open government, and indexer and publisher of former secrets.
The homepage for the U.S. Census Bureau.
- A–Z Index of U.S. Government Departments and Agencies
Find contact information for U.S. federal government departments and agencies including websites, emails, phone numbers, addresses, and more.