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Hours of Operation
Hours for researchers may vary. 
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All buildings are closed to the public on Sundays and Federal Holidays.
Jefferson Building - The Library of Congress Experience
Monday-Saturday
8:30 a.m. to 4:30 p.m.
Madison Building
Monday-Friday
8:30am - 9:30pm
Saturday
8:30am - 5:00pm
Adams Building
Monday, Wednesday, Thursday
8:30am - 9:30pm
Tuesday, Friday, Saturday
8:30am - 5:00pm
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Last Updated: 12/01/2008