Butler University Libraries
Library Hours
Regular Fall & Spring Semester Hours
(Fri. August 24—Mon. April 29)
| 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.
Martin Luther King Day (January 19—21)
| Dates | Irwin | Science |
|---|---|---|
| Jan. 19 (Sat.) | Noon—6 PM | 10 AM—8 PM |
| Jan. 20 (Sun.) | Noon—8 PM | Noon—Midnight |
| Jan. 21 (Mon.) | Noon—1 AM* | 10 AM—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 Break (March 8—17)
| Dates | Irwin | Science |
|---|---|---|
| Mar. 8 (Fri.) | 7:30 AM—5 PM | 8 AM—5 PM |
| Mar. 9—10 (Sat.—Sun.) | CLOSED | CLOSED |
| Mar. 11—15 (Mon.—Fri.) | 8 AM—5 PM | 8 AM—5 PM |
| Mar. 16 (Sat.) | CLOSED | CLOSED |
| Mar. 17 (Sun.) | 1 PM—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.
Easter Weekend (April 19—21)
| Dates | Irwin | Science |
|---|---|---|
| Apr. 19 (Fri.) | 7:30 AM—6 PM | 8 AM—5 PM |
| Apr. 20 (Sat.) | Noon—5 PM | 10 AM—5 PM |
| Apr. 21 (Sun.) | 1 PM—1 AM* | 1 PM—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 2019 Finals (April 30—May 12)
| Dates | Irwin | Science |
|---|---|---|
| Apr. 30 (Tue.) | 7:30 AM—Overnight* | 8—1 AM |
| May 1 (Wed.) | Overnight—Overnight* | 8—1 AM |
| May 2 (Thu.) | Overnight—2 AM* | 8—1 AM |
| May 3 (Fri.) | 7:30 AM—9 PM | 8 AM—9 PM |
| May 4 (Sat.) | Noon—9 PM | 10 AM—9 PM |
| May 5 (Sun.) | 10—2 AM* | 10—1 AM |
| May 6 (Mon.) | 7:30—1 AM* | 8—1 AM |
| May 7 (Tue.) | 7:30 AM—5 PM | 8 AM—5 PM |
| May 8—10 (Wed.—Fri.) | 8 AM—5 PM | 8 AM—5 PM |
| May 11—12 (Sat.—Sun.) | CLOSED | CLOSED |
Note: Overnights are subject to change
*The doors to Irwin Library lock at 10 PM. To gain access to the building after this time, an active Butler ID is required.