University Closed for Winter Break: December 20, 2025 - January 4, 2026

George Mason University will be closed for Winter Break, December 20, 2025 - January 4, 2026. Administrative offices will reopen and resume operations on Monday, January 5, 2026. 

The Costello College of Business Office of Student Success and Academic Services will resume operations on Monday, January 5, 2026. For more information about our undergraduate academic advising hours, please visit our webpage. 

Have a safe and happy holiday break!