School Calendar

We are open Monday to Friday from 7:30am to 5:45pm at Riverdale Montessori School, and 8:00am to 5:00pm at Kingsbridge Montessori School. Academic hours are as follows:

Pre-K For All: 8:30am – 2:50pm

AM Session: 9:00am – 12pm

PM Session: 2:00pm – 5:00pm

Half Day: School closes at 10:30am

We offer extended coverage in the morning from 7:30am to 8:30am/9:00am, and afternoon from 3:00pm to 5:45pm (5pm at KMS).  Please call our office for more information regarding scheduling and tuition.

Download a PDF of our school year calendars:

Kingsbridge Montessori School 2019/2020 Calendar
Riverdale Montessori School 2019/2020 Calendar

September 2019 – June 2020

September 5th

First Day of School – Half Day

September 6th

Full Day (Toddlers), Half Day (Pre-K)

September 30th

Closed Rosh Hashanah

October 9th

Closed Yom Kippur

October 14th

Closed – Columbus Day

November 5th

Closed – Staff Development (Pre-K Only)

November 11th

Closed – Veteran’s Day
November 21st

P/T Conferences – Half Day

November 28th & 29th

Closed – Thanksgiving

December 24th – January 1st

Closed – Winter Recess

January 2nd

School Resumes

January 20th

Closed – Dr. Martin Luther King Jr. Day
January 29th

Closed – Staff Development (Pre-K Only)

February 17th

Closed – President’s Day

March 17th

Closed – Staff Development (Pre-K Only)

April 9th – 17th

Closed Spring Recess

May 7th

P/T Conferences – Half Day

May 25th

Closed – Memorial Day

June 4th

Closed – Staff Development (Pre-K Only)

June 18th

Last Day of School

June 19th

Pre-K Graduation

Additional Note: When NYC Public Schools are closed for snow, we also close for snow.

Summer Session 2020: July 6th – August 21st