Chesterfield Montessori School
Chesterfield, Missouri 63017
How it compares in Chesterfield
Chesterfield Montessori School is one of 2 Montessori schools in Chesterfield, and one of only 1 with full AMS or AMI accreditation.
Visit & contact
- Address
- 14000 Ladue Road
Chesterfield, MO 63017 - Phone
- (314) 469-7150
- Website
- chesterfieldmontessori.org ↗
Facts & figures
From government filings and independent surveys — not the school's own marketing.
- Student-teacher ratio
17.3 : 1
121 students · 7 full-time-equivalent teachers
U.S. Dept. of Education private school survey, 2021–22
- School day
7 hours/day · 180 days/year
U.S. Dept. of Education private school survey, 2021–22
- Ownership
501(c)(3) nonprofit since 2003
$2.3M revenue (FY2024) · 24 years of IRS filings
- Age levels
Infant/Toddler · Primary · Lower Elementary · Upper Elementary · Secondary
Programs, tuition & schedule
Quoted from chesterfieldmontessori.org."We honor children's individuality and empower them to carry a belief in the dignity of work, and a sense of responsibility for their own development as happy and productive human beings."
Accreditation & affiliations
- AMI · 100% of lead teachers AMI-trained
- Great Place to Work · Certified (2025)
Source: school's homepage ↗
Programs offered
- Toddler Community — 14-36 months
- Primary — 3-6 years
- Elementary — 6-12 years
- Adolescent — 12-15 years
- Extended Care
Source: school's homepage ↗
Schedule
Extended-day / aftercare available.
Some fields above are blank because they weren't published on the school's site. Call or email the school for tuition, admissions, and other details not listed here.
How to apply
Quoted from chesterfieldmontessori.org.- Schedule tour
- Submit application
- Join community
Source: school's Admissions page ↗
About Chesterfield Montessori School
Chesterfield Montessori School is a Montessori school (private) in Chesterfield, Missouri serving grades NS-8. We honor children's individuality and empower them to carry a belief in the dignity of work, and a sense of responsibility for their own development as happy and productive human beings.
Where is Chesterfield Montessori School located? ⌃
14000 Ladue Road, Chesterfield, MO 63017
What is the phone number for Chesterfield Montessori School? ⌃
Chesterfield Montessori School can be reached at (314) 469-7150.
Is Chesterfield Montessori School accredited? ⌃
Chesterfield Montessori School lists the following accreditations or affiliations on its website: AMI (100% of lead teachers AMI-trained), Great Place to Work (Certified (2025)).
How do you apply to Chesterfield Montessori School? ⌃
Chesterfield Montessori School's admissions process: Schedule tour; Submit application; Join community.
What ages does Chesterfield Montessori School serve? ⌃
Chesterfield Montessori School serves grades NS-8.
What is the website for Chesterfield Montessori School? ⌃
The official website is chesterfieldmontessori.org.