Library Hours

Irwin Library staff are 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 events page and social media (Facebook, Instagram, and Twitter).

Note: After 6:30pm until closing, Irwin Library is only accessible via Butler ID card. The Science Library is open 24/7 with Butler ID card access.