An Independent Boston Day School for Students in Toddler–Sixth Grade

While our priority admissions deadline has passed, we are now accepting applications to our Spring Admissions pool, due June 7! We have limited openings at certain grade levels and encourage you to apply. To be included in the Spring Admissions pool, please complete our application. We will then contact you to set up your formal Parent Visit and Child Visit in late April or May. Decisions will be sent on June 20.

List of 1 items.

  • Class Sizes

    Total Enrollment: 347 Students
    12:1 Upper Elementary
    8:1 Lower Elementary
    9:1 Preschool
    5:1 Toddler

List of 1 items.

  • Ages and Hours

    Early Childhood
    Morning 8:15–11:45
    Afternoon 1:00–3:30
    Extended Day 8:15–2:45

    KEP and Elementary: 8:00–3:00

List of 1 items.

  • Tuition

    Toddler Morning $28,550
    Toddler Afternoon $25,440
    Preschool Morning $24,620
    Preschool Extended Day $30,400
    Kindergarten $30,960
    Lower Elementary $32,715
    Upper Elementary $34,260

Upcoming Events

List of 4 events.

  • Jun

    KMS in Boston's Pride Parade

    Once again, Kingsley will have a Duck in the Boston Pride Parade on Saturday, June 8th! Chris Merrill and Vicki Delmonico have generously offered to organize the event this year. Kingsley families—if you'd like a spot on the Duck (limit 35 people total), please RSVP to Vicki at
  • Oct

    Coffee Park Social

    Join us at Titus Sparrow Park for an afternoon of fun! We'll provide coffee, treats, and answers to any of your questions about Kingsley! We hope to see you at this fun, low-key event. 
  • Oct

    Kingsley Open House

    Get to know Kingsley inside and out with a comprehensive tour and Q&A session at our Open House!
  • Jan

    Kingsley Open House

    Get to know Kingsley inside and out with a comprehensive tour and Q&A session at our Open House!

The Kingsley experience is a dedicated, integrated Montessori journey crafted specifically for each of our students, and for each family.

Kingsley graduates are confident learners, who understand themselves and how they learn. Our cutting-edge curriculum, grounded in the proven methodology of Montessori education, creates passionate learners who understand their role in a community, and a society.
Accredited with non-traditional Montessori age groupings
Kingsley Montessori School
Toddler–Grade 6
Admissions: 617-226-4927
Campus Locations:
30 Fairfield Street
26 Exeter Street
Boston, MA 02116
Main Phone: 617-226-4900