We’re excited to welcome you to the Library of Congress. Free timed-entry tickets are required to enter the Library’s Thomas Jefferson Building.

Due to the temporary shutdown of the federal government beginning October 1, 2025, all Library of Congress buildings are closed and all public events are canceled until further notice.

By Bus Tour Bus Access to Capitol Grounds Security measures have been implemented as part of continued efforts by the U.S. Capitol Police to enhance security within the Capitol complex. These …

First floor James Madison Building - Library of Congress Visit the Reading Room 101 Independence Ave, SE James Madison Building, LM 133 Washington, DC 20540-4760

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Driving directions : By Subway (Metro): The two closest metro stops to the Library are: Capitol South - ORANGE and BLUE lines Union Station - RED line The closest of these is Capitol South, which is …

First floor James Madison Memorial Building - Library of Congress Manuscript Reading Room 101 Independence Ave. SE James Madison Memorial Building, LM 101 Washington, D.C. 20540-4680

Welcome to the Library of Congress, your gateway to knowledge. Use our vast digital resources from anywhere or visit our specialized research centers in Washington, DC, to dive deeper.

The world's largest library. View historic photos, maps, books and more. Contact experts for help with research. Plan a visit. Home of U.S. Copyright Office.

Compiled by reference specialists at the Library of Congress, this guide identifies key print and online resources for pursuing family history, as well as state, county and municipal historical research, for …