Libraries & Hours

Find current library hours and real-time space availability.

REGULAR HOURS

Plan your visit with up-to-date library hours for all Stony Brook University Library locations. View daily opening times, session schedules, and special service hours in one convenient place.

Jan 12 – Jan 18, 2026
LIBRARIES & HOURS
JAN 12
MONDAY
JAN 13
TUESDAY
JAN 14
WEDNESDAY
JAN 15
THURSDAY
JAN 16
FRIDAY
JAN 17
SATURDAY
JAN 18
SUNDAY
Closed
CAT Lab
9am – 5pm
9am – 5pm
9am – 5pm
9am – 5pm
Closed
Closed
Closed
Closed
Central Reading Room
8:30am – 5pm
Winter Session
8:30am – 5pm
Winter Session
8:30am – 5pm
Winter Session
8:30am – 5pm
Winter Session
8:30am – 5pm
Winter Session
Closed
Winter Session
Closed
Winter Session
Closed
Health Sciences Library
Staffed hours listed below. Library accessible 24/7 with SBU ID.
8:30am – 6pm
Staffed (24/7 ID Access)
8:30am – 6pm
Staffed (24/7 ID Access)
8:30am – 6pm
Staffed (24/7 ID Access)
8:30am – 6pm
Staffed (24/7 ID Access)
8:30am – 6pm
Staffed (24/7 ID Access)
Closed
24/7 ID Access Only
Closed
24/7 ID Access Only
Closed
Main Stacks/Interlibrary Loan
Closed
Winter Session
Closed
Winter Session
Closed
Winter Session
Closed
Winter Session
Closed
Winter Session
Closed
Winter Session
Closed
Winter Session
Closed
Music Library
9am – 5pm
9am – 5pm
9am – 5pm
9am – 5pm
Closed
Closed
Closed
Closed
North Reading Room
8:30am – 8pm
8:30am – 8pm
8:30am – 8pm
8:30am – 8pm
8:30am – 8pm
12pm – 8pm
12pm – 8pm
Closed
Southampton Library
9am – 5pm
9am – 5pm
9am – 5pm
9am – 5pm
9am – 5pm
Closed
Closed
Closed
Special Collections
By Appointment
By Appointment
By Appointment
By Appointment
By Appointment
Closed
Closed

Live Space Utilization

Check real-time occupancy levels across library spaces using live sensor data. See which rooms are crowded, which have plenty of seating, and choose the best place to study before you arrive.

Syncing sensor census…

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Occupied

Hourly Traffic (Typical vs Now)

Chart room: —

Typical %
Now

Live Flow Data Disclaimer:
Occupancy data are based on anonymous entrance/exit sensors only. No Wi-Fi, Bluetooth, device, or personal data are collected.