Mullen Library: Hours this Week
- When the Circulation Desk is closed, you may use the self-check station to borrow books from the Stacks.
- Stacks close 30 minutes before building.
- The Special Collections, Oliveira Lima Library, and Semitics/ICOR Library are open by appointment.
- Emergency closings will be announced as required.
- Select reading rooms are open overnight for CU students Feb. 6 - May 4 Monday - Thursday with limited services.
Mullen Library General Hours
|Monday - Thursday||Friday||Saturday
|Jan 9 - May 13||8am - 11pm||8am - 8pm||10am - 5pm||11am - 11pm|
Mullen Library Holidays and Special Hours
|Christmas & Intersession|
|December 19 - 20||Monday - Tuesday||9am - 5pm|
|December 21||Wednesday||9am - 12pm|
|December 22 - January 2||Thursday - Monday||Closed|
|January 3 - 6||Tuesday - Friday||9am - 5pm|
|January 7 - 8||Saturday - Sunday||Closed|
|Martin Luther King Jr. Day|
|Jan 15||Sunday||11am - 5pm|
|March 4||Saturday||10am - 5pm|
|March 5||Sunday||11am - 5pm|
|March 6 - 10||Monday - Friday||9am - 5pm|
|March 11||Saturday||10am - 5pm|
|April 5||Wednesday||8am - 5pm|
|April 6 - 8||Thursday - Saturday||10am - 5pm|
|April 9||Easter Sunday||Closed|
|April 10||Monday||11am - 11pm*|
|End of Semester|
|April 23||Sunday||11am - 11pm*|
|April 24 - 27||Monday - Thursday||8am - 11pm*|
|April 28||Friday||8am - 10pm|
|April 29||Saturday||9am - 8pm|
|April 30||Sunday||11am - 11pm*|
|May 1 - 4||Monday - Thursday||8am - 11pm*|
|May 5||Friday||8am - 10pm|
|May 6||Saturday||9am - 5pm|
|Intersession & Commencement|
|May 8 - 12||Monday - Friday||9am - 5pm|
|May 13||Saturday||9am - 3pm**|
*Open 24 hours with limited services to CU Students.