The Ibn Khaldun Library of The Graduate School of Islamic and Social Sciences is open during the Fall and Spring semesters for the following hours, excluding Ramadan and School holidays:

Monday 11AM - 8PM Tuesday 11AM - 8PM Wednesday 11AM - 8PM Thursday 11AM - 8PM Friday 11AM - 8PM Saturday CLOSED Sunday CLOSED

School holidays include Eidul Fitr (two days), Eidul Adha (two days), New Year's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day and the day after Thanksgiving, and Christmas Day. For library hours during summer or Ramadan please call 571-223-0500.