Library of Congress Address

Exterior of Thomas Jefferson Building at Library of Congress.

Library of Congress serves as the research arm of Congress. It is also the largest library in the world, with more than 130 million items on about 530 miles of bookshelves.

Library of Congress Address: *

     Independence Avenue and 1st Street, SE
     Washington, DC 20003

* street address

Mailing address: 101 Independence Ave, SE, Washington, DC 20540

Open: Monday - Saturday, except Federal holidays

Hours: 10 AM to 5:30 PM

Admission: Free