|50 Dean Lane, Stony Brook NY 11790
Phone: (631) 730-4300 | Fax: (631) 730-4309
IMPORTANT PHONE NUMBERS:
Attendance/Health Office: 730-4310
Transportation Office: 730-5070, Fax: 730-5095
Weather Related Closing Information: 730-4050
Nathalie C. Lilavois, Principal
Brigit DiPrimo, Assistant to the Principal
School Hours: 9:25 a.m.-3:40 p.m.
School Drop-Off/Pick-Up Procedure
Building Security Information
Field Day Information 2013
Warm Weather Attire Letter
Stony Brook University Chemistry Presentation!
4th Grade Science Testing Letter Updated!
Parent Input Letter
Parent Input Form
Parent Informative Session: Suffolk County Police Department Presentation on Cyberbullying and Internet Saftey
Career Lab Information
Be A Career Lab Presenter!
SACC PROCEDURE UPDATE!
William Sidney Mount School is one of five elementary schools located in the Three Village School District in Stony Brook, NY. Currently, we house grades kindergarten through sixth grade.
US Dept. of Education designates WS Mount as a Blue Ribbon School!!
Click here for more information. Visit the Dept of Education website.
Click here to watch the video!
Please be sure to check the Calendar and the Parent Notices regularly for important updates throughout the school year.