The Catholic University of America

Library Hours

Mullen Library: Hours this Week from Today



The University Archives, Oliveira Lima Library, Rare Books/Special Collections, Semitics/ICOR Library are open by appointment.

Emergency closings will be announced as required.


PDF Download a PDF of the libraries 2018 Summer schedule.*

*To view this PDF file, you must download Adobe Acrobat Reader


down arrow Mullen: Holidays and Special Hours

Intersession and Commencement
May 6 Sunday Closed
May 7 – 11 Monday – Friday 9am – 5pm
May 12 Saturday 9am – 5pm (lobby only)
May 13 Sunday Closed
Memorial Day
May 28 Monday Closed
Independence Day
July 4 Wednesday Closed
Feast of the Assumption
August 15 Wednesday Closed
August 22 – 23 Wednesday – Thursday 9am – 9pm
August 24 – 25 Friday – Saturday 9am – 5pm
August 26 Sunday 1pm – 5pm
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