Isthmus Montessori Academy (2026-27 Profile)

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About the School

Isthmus Montessori Academy in Madison, WI serves co–ed students from kindergarten through 9th grade in a nonsectarian Montessori program.
The school enrolled 46 students in 2024 with a student–teacher ratio of 12:1 supported by 4 teachers.
Founded in 2012, the academy operates in a large city community and is a member of the Association Montessori International (AMI).
Twenty percent of the student body represents students of color, reflecting some diversity within the school population.
Isthmus Montessori Academy offers an alternative Montessori curriculum option for families seeking private schools in Madison.

Quick Facts (26-27)

School Type: Montessori School
Grades: Kindergarten-9
Enrollment: 46 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

School Facts

School Type

Montessori School

Religious Affiliation

Nonsectarian

Grades Offered

Grades Kindergarten-9

Students By Grade

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Distribution of Students By Grade
Grade	Isthmus Montessori Academy
5	1
Ungraded	45

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Year Founded

2012

School Calendar

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Student Body

Total Students

46 students

Student Body Type

Co-ed

% Students of Color

20%

State avg.: 35%

Academic Profile

Total Classroom Teachers

4 teachers

Student-Teacher Ratio

12:1

National avg.: 11:1

School Membership(s)School Assoc.

Association Montessori Internationale (AMI)

Tuition & Financial Aid

Admission Deadline

None / Rolling

Tuition Notes

$21,840/year

Application URL

Online Application

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Frequently Asked Questions

When is the application deadline for Isthmus Montessori Academy?

The application deadline for Isthmus Montessori Academy is rolling (applications are reviewed as they are received year-round).

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Did You Know?

The average private school tuition in Madison, WI is $8,259 for elementary schools and $9,593 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Madison, WI is 79% (read more about average acceptance rates across the country).