Mount Sinai School District

Mount Sinai School District Mount Sinai is a hamlet located on the North Shore of Long Island within the Town of Brookhaven in S Comment Policy:
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Objective of this Page:
To serve as an ongoing resource of information delivered to residents and friends of the Mount Sinai School District in a timely manner. However, please be respectful and stay on topic. The administrator of this page reserves the right to delete profane, harassing, abusive, speculative, accusatory and spam-type comments; and to permanently ban/block/report first time/repeat offenders.

Throughout this Summer, our team has worked hard behind the scenes to make the necessary improvements across the distric...
09/04/2026

Throughout this Summer, our team has worked hard behind the scenes to make the necessary improvements across the district for our students, faculty and staff.

As progress continues to be made, we look forward to further sharing it with our community both online and when you walk into our buildings this school year.

🏆 ALUMNI PRIDE: Shoutout & congrats to Mount Sinai’s own, Joey Spillina (Joey Spallina), as he has been named a Premier ...
09/03/2026

🏆 ALUMNI PRIDE: Shoutout & congrats to Mount Sinai’s own, Joey Spillina (Joey Spallina), as he has been named a Premier Lacrosse League Rookie of the Year Finalist! 👏

⭐️ After a stellar Year 1 earned him All Star honors, we are excited to see him back on the field next season. That’s !

🥇 TOP 100 HONORS: Mount Sinai High School’s own, Dan Paolella (Sr.), has been named on Newsday’s annual list of the top ...
09/02/2026

🥇 TOP 100 HONORS: Mount Sinai High School’s own, Dan Paolella (Sr.), has been named on Newsday’s annual list of the top 100 Long Island high school football players to start the 2026 season. We look forward to seeing Dan & the Team on the field soon, we know they are going to represent with ‼️

🤩 Hello PRE-K! It was such a pleasure meeting with our incoming students & families this week. We are looking forward to...
09/01/2026

🤩 Hello PRE-K! It was such a pleasure meeting with our incoming students & families this week. We are looking forward to the 1st Day of school and the year ahead! 🙌

🚌 Transportation Information! Bus routes, schedules, and late bus information are now available. Please refer to the MSS...
09/01/2026

🚌 Transportation Information!

Bus routes, schedules, and late bus information are now available. Please refer to the MSSD website & ParentSquare for additional details.

08/26/2026
📆 Plan ahead for the 2026-27 school year!The Mount Sinai School District 2026-27 Full School District Calendar is availa...
08/24/2026

📆 Plan ahead for the 2026-27 school year!
The Mount Sinai School District 2026-27 Full School District Calendar is available - you can access via the web link in our bio!

🧑‍💻REMINDER: Student Class Portals are now open! Be sure to make the most of the school year preparation by signing on. ...
08/22/2026

🧑‍💻REMINDER: Student Class Portals are now open! Be sure to make the most of the school year preparation by signing on. If you have any questions feel free to message for more information.

Thank you to those who have reached out to the Board of Education, and thank you for your service to our country. This p...
08/20/2026

Thank you to those who have reached out to the Board of Education, and thank you for your service to our country.
 
This past year, the Board voted in favor of adopting the property tax exemption for eligible 100% permanent and total disabled veterans.
 
The Board recognizes and appreciates the sacrifices made by our veterans and their families, and we are grateful for the opportunity to support eligible disabled veterans in the Mount Sinai community.

Address

Mount Sinai, NY
11766

Opening Hours

Monday 8am - 4pm
Tuesday 8am - 4pm
Wednesday 8am - 4pm
Thursday 8am - 4pm
Friday 8am - 4pm

Telephone

+16318702500

Website

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