Dates Event School(s)
9/1/2022 First Day of School All Schools
9/5/2022 All Schools Closed All Schools
9/5/2022 Labor Day All Schools
9/12/2022 Board of Education Meeting All Schools
9/15/2022 Open School-meet the Teacher Night-Reed School Ralph Reed School
9/20/2022 Open School-meet the Teacher Night- Elementary PREK-3
Ralph Reed School
Marguerite L. Mulvey School
Francis J. O'neill School
Cordello Avenue Elementary
 Charles A. Mulligan School
Central Islip Early Childhood Center
Andrew T. Morrow School
9/21/2022 Open School-meet the Teacher Night-Elementary 4-6/Special Area
Ralph Reed School
Marguerite L. Mulvey School
Francis J. O'neill School
Cordello Avenue Elementary
 Charles A. Mulligan School
Central Islip Early Childhood Center
Andrew T. Morrow School
9/22/2022 Open School-meet the Teacher Night-High School Central Islip Senior High School
9/24/2022 Homecoming and Parade All Schools
9/26/2022 - 9/27/2022 All Schools Closed All Schools
10/5/2022 All Schools Closed All Schools
10/7/2022 Progress Report All Schools
10/10/2022 All Schools Closed All Schools
10/10/2022 Columbus Day All Schools
10/11/2022 Board of Education Meeting All Schools
10/31/2022 Halloween All Schools
11/6/2022 Daylight Saving Time Ends All Schools
11/11/2022 All Schools Closed All Schools
11/11/2022 End of Quarter All Schools
11/11/2022 Veteran's Day All Schools
11/14/2022 Board of Education Meeting All Schools
11/23/2022 - 11/25/2022 All Schools Closed All Schools
11/24/2022 Thanksgiving All Schools
12/7/2022 Board of Education Meeting All Schools
12/9/2022 End of Trimester All Schools
12/16/2022 Progress Report All Schools
12/25/2022 Christmas Day All Schools
12/26/2022 - 1/2/2023 All Schools Closed All Schools
1/1/2023 New Year's Day All Schools
1/9/2023 Board of Education Meeting All Schools
1/16/2023 All Schools Closed All Schools
1/16/2023 Martin Luther King Day All Schools
1/27/2023 End of Quarter All Schools
2/7/2023 PREK Lottery All Schools
2/13/2023 Board of Education Meeting All Schools
2/14/2023 Valentine's Day All Schools
2/20/2023 - 2/24/2023 All Schools Closed All Schools
2/20/2023 President's Day All Schools
3/3/2023 End of Trimester All Schools
3/10/2023 Progress Report All Schools
3/12/2023 Daylight Saving Time Begins All Schools
3/13/2023 Board of Education Meeting All Schools
3/17/2023 St. Patrick's Day All Schools
3/20/2023 Conference Day – No School for Students All Schools
3/20/2023 Snow Day All Schools
4/6/2023 - 4/14/2023 All Schools Closed All Schools
4/7/2023 End of Quarter All Schools
4/9/2023 Easter All Schools
4/11/2023 Board of Education Meeting All Schools
5/5/2023 Cinco De Mayo All Schools
5/8/2023 Board of Education Meeting All Schools
5/19/2023 Progress Report All Schools
5/25/2023 Emergency Evacuation Drill All Schools
5/26/2023 All Schools Closed All Schools
5/29/2023 All Schools Closed All Schools
5/29/2023 Memorial Day All Schools
6/5/2023 Board of Education Meeting All Schools
6/19/2023 All Schools Closed All Schools
6/22/2023 High School Graduation All Schools
6/23/2023 End of Quarter All Schools
6/23/2023 End of Trimester All Schools
6/23/2023 Last Day of School All Schools
7/4/2023 Independence Day All Schools