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Irwin Lobby
Butler University Libraries

Library Hours

Irwin Library hours



Monday—Thursday 7:30 AM - 10 PM
Friday 7:30 AM - 7 PM
Saturday 11 AM - 7 PM
Sunday 11 AM - 10 PM


Irwin Library staff are also available virtually whenever the library is open. To chat live with us please visit BUAnswers and use the Live Chat box on the right to ask your question(s). We also encourage you to stay up to date via our website and social media (FacebookInstagram, and Twitter).

Science Library Hours

As of March 2020, the Ruth Lilly Science Library is closed, as part of constructions and renovations for the new Sciences Complex. We hope to re-open a new Science Library in Spring 2021.