Campus Life Centers Building Hours

The hours of operation are subject to change. Notification will be sent to the community. Please also find the date ranges for our seasonal schedule below.

Winter Storm Update:

The SAC closed on Sunday, January 25, and Monday, January 26.
The Union will be closed on Sunday, January 25, and will have a delayed opening on Monday, January 26.

2025-2026		2026-2027
Season	date range	Season	date range
Summer 2025	5/24/2025 - 8/17/2025	Fall 2026	8/17/2026 - 12/18/2025
Fall 2025	8/18/2025 - 12/19/2025	Winter 2026	12/19/2026 - 1/24/2027
Winter 2025	12/20/2025 - 1/19/2026	Spring 2027	1/25/2027 - 5/21/2027
Spring 2026	1/20/2026 - 5/22/2026	Summer 2027	5/22/2027 - 8/15/2027
Summer 2026	5/23/2026 - 8/16/2026	Fall 2027	8/16/2027 - 12/17/2027

Student Activities Center

Day	Fall	Winter	Spring	Summer
Weekdays	7:30 AM - 12:00 AM	7:30AM-7:00PM	7:30AM-12:00AM	8:00AM-7:00PM
Weekends	9:00 AM - 12:00 AM	9:00 AM - 7:00 PM	9:00AM-12:00 AM	9:00AM-7:00PM

Stony Brook Union

Day	Fall	Winter	Spring	Summer
Weekdays	7:30 AM - 12:00 AM	7:30AM-7:00PM	7:30AM-12:00AM	8:00AM-7:00PM
Weekends	9:00 AM - 12:00 AM	9:00 AM - 7:00 PM	9:00AM-12:00 AM	9:00AM-7:00PM

Bauman Center

Day	Fall	Winter	Spring	Summer
Weekdays	Reservations Only	Reservations Only	Reservations Only	Reservations Only
Weekends	Reservations Only	Reservations Only	Reservations Only	Reservations Only

Commuter Pit Stop Lounge (Melville Library)

Day	Fall	Winter	Spring	Summer
Weekdays	6:00AM - 2:00AM	10:00AM - 6:00PM	6:00AM - 2:00AM	10:00AM - 6:00PM
Weekends	6:00AM - 2:00AM	10:00AM - 6:00PM	6:00AM - 2:00AM	10:00AM - 6:00PM

Club Hub (Stony Brook Union)

Day	Fall	Winter	Spring	Summer
Monday to Saturday	10:00AM - 11:00PM	Reservations Only	10:00AM - 11:00PM	Reservations Only
Sundays	3:00PM - 11:00PM	Reservations Only	3:00PM - 11:00PM	Reservations Only

Please see below for any date changes outside our normal hours of operation.

Important Dates

Day	SAC	Union
Monday - 1/19/2026 (MLK Day)	CLOSED	CLOSED
Monday - 2/16/2026 (President's Day)	OPEN	OPEN
Monday - Sunday - 3/16/2026 - 3/22/2026 (Spring Break)	OPEN	OPEN
Monday - 5/25/2026 (Memorial Day)	CLOSED	CLOSED
Friday - 6/19/2026 (Juneteenth)	CLOSED	CLOSED
Saturday - 7/4/2026 (Independence Day)	CLOSED	CLOSED
Monday - 9/7/2026 (Labor Day)	CLOSED	CLOSED
Monday - 10/12/2026 (Columbus Day/Fall Break)	OPEN	OPEN
Tuesday - 10/13/2026 (Fall Break)	OPEN	OPEN
Tuesday - 11/3/2026 (Election Day)	OPEN	OPEN
Wednesday - 11/11/2026 (Veterans Day)	OPEN	OPEN
Wednesday - 11/25/2026	7:30AM-8:00PM	7:30AM-8:00PM
Thursday - 11/26/2026 (Thanksgiving Day)	CLOSED	CLOSED
Friday & Saturday - 11/27/2025 - 11/28/2025 (Thanksgiving Break)	*CLOSED	*CLOSED
Thursday - 12/24/2025 (Christmas Eve)	*7:30AM-1:00PM	*7:30AM-4:00PM
Friday - 12/25/2025 (Christmas Day)	CLOSED	CLOSED
Thursday - 12/31/2025 (New Year's Eve)	*7:30AM-1:00PM	*7:30AM-4:00PM
Friday - 1/1/2026 (New Year's Day)	CLOSED	CLOSED