- Tours and Research Orientations
- Learn about using the Library.
- Before You Begin
- Reading room policies and preparing for your research.
Helpful forms for recording research findings: Family Group Sheet (PDF 206KB) and Research Log (PDF 105KB)
- The Collections
- What genealogical materials are available on site
- Internet Subscription Services
- Genealogy databases available at the Library of Congress.
- Searching Tips
- For locating genealogical materials in the Library's online
- Acquiring Published Genealogies
- How to submit materials to the Library as a gift, for purchase,
and for copyright.
- Compiled by reference librarians.
- Digital Collections
- Digitized materials on U.S. history from the Library of Congress collections.
Includes first-person accounts
of 19th-century California,
the Upper Midwest from 1820
to 1910, the Chesapeake
Bay area from 1600 to 1925, and other resources for genealogy
- Other Internet Sources
- Other library catalogs and Web resources devoted to genealogy
and local history.
The family photograph tree / Currier & Ives c1871.
from the collections of the Library of Congress
The Library of Congress has one of the world's premier collections of U.S. and foreign genealogical and local historical publications. The Library's genealogy collection began as early as 1815 with the purchase of Thomas Jefferson's library.
101 Independence Ave. SE
Thomas Jefferson Building, LJ 100
Washington, D.C. 20540-4660
Tel: (202) 707-3399
Monday, Wednesday, Thursday:
8:30am - 9:30pm
Tuesday, Friday, Saturday:
8:30am - 5:00pm
Closed Sundays &
to ask the reference staff a question about the local history and
Search the Library's
Free Wireless Access Available in the Main Reading Room