For the 2025-26 school year, there are 2 montessori private high schools serving 100 students in Wisconsin.
The top ranked montessori private high school in Wisconsin is Natures Classroom Institute & Montessori School.
The average acceptance rate is 90%, which is higher than the Wisconsin private high school average acceptance rate of 83%.
Top Ranked Wisconsin Montessori Private High Schools (2025-26)
School
Location
Quick Facts
W336 S8455 Hwy E
Mukwonago, WI 53149
(262) 363-2815
Mukwonago, WI 53149
(262) 363-2815
Gr: PK-12 | 54 students Tuition & acceptance rate listed
Isthmus Montessori Academy
Montessori School
1402 Pankratz St Ste 300
Madison, WI 53704
(608) 661-8200
Madison, WI 53704
(608) 661-8200
Gr: K-9 | 46 students Tuition listed
Frequently Asked Questions
What are the top ranked montessori private high schools in Wisconsin?
The top ranked montessori private high schools in Wisconsin is Natures Classroom Institute & Montessori School.
How many montessori private high schools are located in Wisconsin?
2 montessori private high schools are located in Wisconsin.
Recent Articles

Transferring from Public to Private School Mid-Year: What to Expect
Considering a mid-year transfer from public to private school? Learn what to expect with admissions, academic placement, social adjustment, and financial aid to ensure a smooth transition.

A Guide to Day vs. Boarding School: Which Is Right for Your Family
Discover the key differences between day and boarding schools to determine the best fit for your child. Explore benefits, costs, lifestyle factors, and questions to help guide your family’s decision.

The A to Z of Private Schools 2025
Explore the A to Z of private schools in 2025—from admissions to tuition—offering parents and educators clear insights into today’s options.