Library Hours
Eugene McDermott Library
Sunday Open at 11am
Monday – Thursday 24 Hours
Friday Close at 8 pm
Saturday 11 am – 8 pm
Information Desk and Services Desk hours are the same as building hours. All Services and Department hours are restricted by building hours.
Note: Physical and active Comet cards are required to enter the library. If you are a non-UTD visitor, feel free to stop by during our visitor hours. All non-UTD visitors are required to have a valid, physical, government-issued photo ID (Driver’s License, State ID, Passport, Military ID, etc.) to enter McDermott Library.
Chat Hours
Mon. – Thurs. 10 am – 8 pm
Friday 10 am – 6 pm
Saturday and Sunday 1 pm – 5 pm
Research Services
Mon. – Thurs. 10 am – 8 pm
Friday 10 am – 6 pm
Saturday and Sunday 1 pm – 5 pm
Special Collections
Mon. – Fri. 8 am – 5 pm
Saturday and Sunday Closed
*2nd Saturday of the month
11 am to 3 pm or by appointment
Technical Services
Mon. – Fri. 8 am – 5 pm
Saturday and Sunday Closed
Callier Center Library
Mon. – Fri. 7 am – 1 pm; 2 pm – 4 pm
Saturday and Sunday Closed