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Irwin Lobby
Butler University Libraries

Library Hours

Regular Fall & Spring Semester Hours

(Fri. Aug. 25—Mon. Apr. 30)

Days Irwin Science
Monday—Thursday 7:30—1 AM* 8 AM—Midnight
Friday 7:30 AM—8 PM 8 AM—8 PM
Saturday Noon—8 PM 10 AM—8 PM
Sunday 10—1 AM* Noon—Midnight

*The doors to Irwin Library lock at 10 PM. To gain access to the building after this time, an active Butler ID is required.

Spring Finals Week (May 1—13)

Dates Irwin Science
May 1 (Tue.) 7:30 AM—Overnight* 8—1 AM
May 2 (Wed.) Overnight—Overnight* 8—1 AM
May 3 (Thu.) Overnight—2 AM* 8—1 AM
May 4 (Fri.) 7:30 AM—9 PM 8 AM—9 PM
May 5 (Sat.) Noon—9 PM 10 AM—9 PM
May 6 (Sun.) 10—2 AM* 10—1 AM
May 7 (Mon.) 7:30—1 AM* 8—1 AM
May 8 (Tue.) 7:30 AM—5 PM 8 AM—5 PM
May 9—11 (Wed.—Fri.) 8 AM—5 PM 8 AM—5 PM
May 12—13 (Sat.—Sun.) CLOSED CLOSED

*The doors to Irwin Library lock at 10 PM. To gain access to the building after this time, an active Butler ID is required.

Note: Overnights are subject to change.