Skip To Main Content

Library Hours


Weekly Hours

Regular Semester Hours

Monday-Thursday: 7:30 a.m. to Midnight
Friday: 7:30 a.m. to 8 p.m.
Saturday: 10 a.m. to 6 p.m.
Sunday: Noon to Midnight

Reference Hours

Monday-Friday: 8:00 a.m. to 4:30 p.m.

Cafe Hours

Sunday: 6 p.m. to 9 p.m.
Monday-Thursday: 3 p.m. to 10 p.m.

Special Hours

Labor Day Weekend

Friday, August 31: 7:30 a.m. to 4:30 p.m.
Saturday, September 1 - Sunday, September 2: CLOSED
Monday, September 3: 4 p.m. to Midnight
Tuesday, September 4: Resume regular hours

Fall Break

Friday, October 5: 7:30 a.m. to 4:30 p.m.
Saturday, October 6 - Sunday, October 7: CLOSED
Monday, October 8: 8 a.m. to 4:30 p.m.
Tuesday, October 9: Resume regular hours

Thanksgiving Break

Friday, November 16: 7:30 a.m. to 4:30 p.m.
Saturday, November 17 - Sunday, November 18: CLOSED
Monday, November 19 - Wednesday, November 21: 8 a.m. to 4:30 p.m.
Thursday, November 22 - Saturday, November 24: CLOSED
Sunday, November 25: 4 p.m. to Midnight
Monday, November 26: Resume regular hours

End of Fall semester

Monday, December 3 - Thursday, December 6: 7:30 a.m. to 2 a.m.
Friday, December 7: 7:30 a.m. to 10 p.m.
Saturday, December 8: 10 a.m. to 10 p.m.
Sunday, December 9: 10 a.m. to 2 a.m.
Monday, December 10 - Thursday, December 13: 7:30 a.m. to 2 a.m.
Friday, December 14: 7:30 a.m. to 4:30 p.m.
Saturday, December 15 - Sunday, December 16: CLOSED

Winter Break

Monday, December 17 - Friday, December 21: 8 a.m. to 4:30 p.m.
Saturday, December 22 - Tuesday, January 1: CLOSED
Wednesday, January 2 - Friday, January 4: 8 a.m. to 4:30 p.m.
Saturday, January 5 - Sunday, January 6: CLOSED
Monday, January 7 - Friday, January 11: 8 a.m. to 4:30 p.m.
Saturday, January 12: CLOSED
Sunday, January 14: 4 p.m. to Midnight
Monday, January 15: Resume regular hours

Martin Luther King Jr. Weekend

Friday, January 18: 7:30 a.m. to 4:30 p.m.
Saturday, January 19 - Sunday, January 20: CLOSED
Monday, January 21: 4 p.m. to Midnight
Tuesday, January 22: Resume regular hours

Spring Break

Friday, March 1: 7:30 a.m. to 4:30 p.m.
Saturday, March 2 - Sunday, March 3: CLOSED
Monday, March 4 - Friday, March 8: 8 a.m. to 4:30 p.m.
Saturday, March 9: CLOSED
Sunday, March 10: 4 p.m. to Midnight
Monday, March 11: Resume regular hours

Easter Break

Thursday, April 18: 7:30 a.m. to 4:30 p.m.
Friday, April 19 - Sunday, April 21: CLOSED
Monday, April 22: 8 a.m. to Midnight
Tuesday, April 23: Resume regular hours

End of Spring semester

Monday, April 29 - Thursday, May 2: 7:30 a.m. to 2 a.m.
Friday, May 3: 7:30 a.m. to 10 p.m.
Saturday, May 4: 10 a.m. to 10 p.m.
Sunday, May 5: 10 a.m. to 2 a.m.
Monday, May 6 - Thursday, May 9: 7:30 a.m. to 2 a.m.
Friday, May 10: 7:30 a.m. to 4:30 p.m.
Saturday, May 11 - Sunday, May 12: CLOSED

Summer Hours (starting May 13, 2019)

Monday - Friday: 8 a.m. to 4:30p.m.
Saturday - Sunday: CLOSED

 

 

Heterick Memorial Library
419-772-2181
reference@onu.edu
Heterick Memorial Library
525 South Main Street
Ada, Ohio 45810
Monday:
7:30 a.m.-Midnight
Tuesday:
7:30 a.m.-Midnight
Wednesday:
7:30 a.m.-Midnight
Thursday:
7:30 a.m.-Midnight
Friday:
7:30 a.m.-8 p.m.
Saturday:
10 a.m.-6 p.m.
Sunday:
12 p.m.-Midnight