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  • Library of Congress Catalog | Library of Congress
    Contains over 20 million catalog records for books, serials, manuscripts, maps, music, recordings, images, and electronic resources in the Library of Congress collections
  • Home | Library of Congress
    Library of Congress Winter-Spring 2026 Concert Season Concerts from the Library of Congress launches a yearlong America 250 celebration highlighting the music that defines our nation
  • About the Library of Congress | Library of Congress
    Strategic Plan View the Library of Congress FY2024-FY2028 Strategic Plan (Download PDF) Library Organization An agency of the legislative branch of the U S government, the Library of Congress encompasses several integral service units, listed below Office of the Librarian The Office of the Librarian is the administrative branch of the Library of Congress and has overall management
  • Discover the Library of Congress | Library of Congress
    Search millions of items in many formats and languages Explore a growing treasury of digitized materials Consult with staff online or in one of the research centers to find what you're looking for
  • Use the Library | Research Centers | Library of Congress
    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 We are here to support your journey, no matter your level of experience At the Library of Congress, everyone is a researcher––let's explore together!
  • Services Programs - Library of Congress
    Learn how the Library of Congress collects, preserves provides access to its universal collections Get the free tools and standards used by libraries, archives, and publishers
  • Visiting the Library | Library of Congress
    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
  • Welcome to the New Library of Congress Catalog!
    On Monday, June 30, 2025, the Library of Congress launched its new catalog The catalog is the main access point for the Library's collections The new, user-centered interface is powered by modernized infrastructure that will support a new era of services This change is part of the larger Library Collections Access Platform (LCAP) project, which replaces legacy systems toward the goal of
  • General Information - About the Library of Congress
    Collections Today's Library of Congress is an unparalleled world resource The collection includes millions cataloged books and other print materials in 470 languages; millions of manuscripts; the largest rare book collection in North America; and the world's largest collection of legal materials, films, maps, sheet music and sound recordings Learn more about the Library's collections
  • Ask a Librarian - Ask a Librarian
    We encourage you to ask a specialist using one of the links below To ask a general question or browse our FAQs use the tabs above Areas offering chat service are indicated using the "chat" icon





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