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Hours of Operation
Selected public areas of the Jefferson Building open most federal holidays. Read More
Hours for researchers may vary. View Reading Room and Research Center Hours
All buildings are closed to the public on Sunday, Thanksgiving Day, Christmas Day and New Year's Day. The Madison and Adams buildings are closed all other federal holidays.
Thomas Jefferson Building - The Library of Congress Experience
Monday - Saturday
8:30 a.m. - 4:30 p.m.
James Madison Memorial Madison Building
Monday - Friday
8:30 a.m. - 9:30 p.m.
Saturday
8:30 a.m. - 5 p.m.
John Adams Building
Monday, Wednesday, Thursday
8:30 a.m. - 9:30 p.m.
Tuesday, Friday, Saturday
8:30 a.m. - 5 p.m.
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Last Updated: 05/21/2009