When Is Bass Library Open Yale? Plan Your Visit

The Bass Library, located at the heart of Yale University's campus, is a vital resource for students, faculty, and researchers. To plan your visit, it's essential to know the library's operating hours. The Bass Library is open Monday through Thursday from 8:30 am to 1:45 am, Friday from 8:30 am to 5:00 pm, Saturday from 10:00 am to 5:00 pm, and Sunday from 10:00 am to 1:45 am during the academic year. However, these hours are subject to change, especially during holidays, breaks, and summer sessions.
Academic Year Hours

During the academic year, the Bass Library operates on an extended schedule to accommodate the needs of students and faculty. The library’s Monday through Thursday hours are ideal for students who need to study late into the night or work on group projects. On Fridays, the library closes earlier to allow for maintenance and staff development. Interterm hours may vary, so it’s crucial to check the library’s website for updates before planning your visit.
Break and Holiday Hours
During university breaks and holidays, the Bass Library’s hours are reduced. It’s essential to check the library’s website or contact the library directly to confirm hours before visiting. The library typically observes university holidays and may have limited hours during winter and summer breaks. Plan your visit accordingly to avoid any inconvenience.
Day | Academic Year Hours | Break and Holiday Hours |
---|---|---|
Monday - Thursday | 8:30 am - 1:45 am | Vary (check library website) |
Friday | 8:30 am - 5:00 pm | Vary (check library website) |
Saturday | 10:00 am - 5:00 pm | Vary (check library website) |
Sunday | 10:00 am - 1:45 am | Vary (check library website) |

The Bass Library is committed to providing a supportive and inclusive environment for all users. The library offers a range of services and resources, including research assistance, technology support, and accessible facilities. To make the most of your visit, consider planning ahead and taking advantage of the library's resources and services.
Planning Your Visit

To ensure a productive and successful visit to the Bass Library, consider the following tips:
- Check the library’s hours and plan your visit accordingly.
- Take advantage of the library’s online resources and virtual support services.
- Bring any necessary materials, such as your Yale ID, laptop, and chargers.
- Be respectful of other library users and follow the library’s policies and guidelines.
What are the Bass Library’s hours during the academic year?
+The Bass Library is open Monday through Thursday from 8:30 am to 1:45 am, Friday from 8:30 am to 5:00 pm, Saturday from 10:00 am to 5:00 pm, and Sunday from 10:00 am to 1:45 am during the academic year.
Can I access the Bass Library’s resources and services online?
+Yes, the Bass Library offers a range of online resources and virtual support services, including research assistance, technology support, and accessible facilities.
How can I get help with my research or academic projects at the Bass Library?
+The Bass Library offers research assistance and support services, including one-on-one consultations, group workshops, and online resources. You can contact the library’s research support team or visit the library’s website to learn more.