Woodstock, Illinois 60098-8017 On Google Maps →
Crystal Lake Montessori School
- 1.3–14 yrs
- Ages
- Toddler · Elementary · Secondary
- Levels
- 10.5 : 1
- Ratio
- 161 students
- Enrollment
Facts & figures
From government filings and independent surveys — not the school's own marketing.
- Student-teacher ratio
10.5 : 1
161 students · 15.4 full-time-equivalent teachers
U.S. Dept. of Education private school survey, 2021–22
- School day
7 hours/day · 158 days/year
U.S. Dept. of Education private school survey, 2021–22
- Ownership
501(c)(3) nonprofit since 1985
$2.0M revenue (FY2023) · 23 years of IRS filings
- Age levels
Infant/Toddler · Primary · Lower Elementary · Upper Elementary · Secondary
- State license
Licensed child care center
Capacity 48
Illinois DCFS licensing data, 2026
From the school
Programs, tuition & schedule
"We focus on curiosity, independence, compassion, collaboration, and critical thinking."
Accreditation & affiliations
- AMS · accredited
- Illinois DCFS · certified (Birth-3)
- Illinois State · certified (up to 8th Grade)
Source: school's homepage ↗
Programs offered
- Toddler — 15 months - 3 years
- Early Childhood — 3-6 years
- Lower Elementary — 6-9 years
- Upper Elementary — 9-12 years
- Middle School — 13-14 years
- Summer School — 2-6 years
Source: school's homepage ↗
Schedule
Monday-Friday, 8:00 AM - 3:30 PM
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.
Admissions
How to apply
Source: school's homepage ↗
Good to know
About Crystal Lake Montessori School
Crystal Lake Montessori School is a Montessori school (private) in Woodstock, Illinois serving ages 1.3 - 14 years — AMS Accredited. We focus on curiosity, independence, compassion, collaboration, and critical thinking.
Where is Crystal Lake Montessori School located? ⌃
3013 S Country Club Rd, Woodstock, IL 60098-8017
What is the phone number for Crystal Lake Montessori School? ⌃
Crystal Lake Montessori School can be reached at (815) 338-0013.
Is Crystal Lake Montessori School accredited? ⌃
Crystal Lake Montessori School lists the following accreditations or affiliations on its website: AMS (accredited), Illinois DCFS (certified (Birth-3)), Illinois State (certified (up to 8th Grade)).
What are the hours at Crystal Lake Montessori School? ⌃
Crystal Lake Montessori School operates on these hours: Monday-Friday, 8:00 AM - 3:30 PM.
What ages does Crystal Lake Montessori School serve? ⌃
Crystal Lake Montessori School serves children aged 1.3 - 14 years.
What is the website for Crystal Lake Montessori School? ⌃
The official website is clms.org.