Hours
The library will be closing at 3pm on Friday, January 16 and will remain closed through Martin Luther King Jr. Day on Monday, January 19. We will reopen on the 20th. See you back on Tuesday!
Intersession Hours (January 2 - January 18)
| Day | Circulation & Help Desk |
|---|---|
| Mon. - Fri. | 10am - 6pm |
| Sat. - Sun. | CLOSED |
| Day | Study Spaces LL-5* |
|---|---|
| Mon. - Fri. | 10am - 6pm |
| Sat. - Sun. | CLOSED |
Spring 2026 Hours (January 20 - May 4)
| Day | Circulation & Help Desk |
|---|---|
| Mon. - Thurs. | 9am - 10pm |
| Fri. | 9am - 6pm |
| Sat. | 9am - 5pm |
| Sun. | 10am - 6pm |
| Day | Study Spaces LL-5 |
|---|---|
| Mon. - Fri. | 8am - midnight |
| Sat. | 9am - midnight |
| Sun. | 10am - midnight |
For after hours library help, chat with a librarian through the Columbia Libraries Virtual Reference Desk.
See Studying & Collaboration for information on study areas.
CU/BC ID Swipe is required to enter the Milstein Center building at all times as well as to exit the closed stairwells and use the elevator outside of Library Service Hours; please visit Accessing Barnard Campus for more information about whether and how you can access campus.
Upcoming Holidays and Library Closures
| Library Closed | Holiday |
|---|---|
| Monday, January 19 | Martin Luther King Jr. Day |
| Monday, May 25 | Memorial Day |
| Friday, June 19 | Juneteenth |
| Friday, July 3 | Independence Day (substitute) |