School Overview
Isthmus Montessori Academy Public (IMAP) is a tuition-free public charter school located in Madison, Wisconsin, dedicated to providing an authentic Montessori education to students from diverse backgrounds. Serving children from early childhood through the elementary years, the school emphasizes the Montessori philosophy of self-directed learning, hands-on exploration, and the development of the whole child—academically, socially, and emotionally. By fostering a prepared environment that encourages curiosity and independence, IMAP aims to cultivate a community of lifelong learners who are empowered to think critically and contribute meaningfully to the world around them.

As a public charter school, IMAP operates with a commitment to accessibility and equity, ensuring that the Montessori method is available to families regardless of their economic status. The school focuses on mixed-age classrooms, which allow for individualized pacing and peer-to-peer mentorship, helping students develop at their own unique speed. With a strong emphasis on community involvement, collaborative learning, and respect for the individual, Isthmus Montessori Academy Public strives to create a supportive, inclusive atmosphere that aligns with the global principles of Montessori education while meeting the specific needs of the Madison community.
208
Total Students
7.8
Full-Time Teachers
26.5
Student/Teacher Ratio
17.8%
Free/Reduced Lunch
Student Demographics

Student Demographics Data Table

Student Demographics for Isthmus Montessori Academy Public
Demographic Student Count
White145
Hispanic30
Black9
Asian4
Two or More20
  • White
    145 (69.7 %)
  • Hispanic
    30 (14.4 %)
  • Two or More
    20 (9.6 %)
  • Black
    9 (4.3 %)
  • Asian
    4 (1.9 %)
School Location
School Details
Status: Open
School Level: Other
School Type: Regular School
Charter Status:* Charter School
Virtual Instruction: Supplemental Virtual
Shared Time Status: No
District: Isthmus Montessori Academy Inc.
Phone: (608)661-8200
Website: http://www.isthmusmontessoriacademy.org
Grade Range: Pre-K - 12th
Total Students: 208
Full-Time Teachers (FTE): 7.8
Pupil/Teacher Ratio: 26.5
NSLP Participation:1 Yes participating without using any Provision or the CEO
Qualified Free Lunch: 31
Qualified Reduced Lunch: 6
Grades Taught
Pre-Kindergarten 20
Kindergarten 24
Grade 1 25
Grade 2 20
Grade 3 24
Grade 4 18
Grade 5 15
Grade 6 20
Grade 7 16
Grade 8 12
Grade 9 6
Grade 10 2
Grade 11 4
Grade 12 2

Grades Taught Data Table

Grades Taught and Student Counts for Isthmus Montessori Academy Public
Grade Student Count
Pre-Kindergarten20
Kindergarten24
Grade 125
Grade 220
Grade 324
Grade 418
Grade 515
Grade 620
Grade 716
Grade 812
Grade 96
Grade 102
Grade 114
Grade 122
Gender Ratio

Student Gender Ratio Data Table

Student Gender Ratio for Isthmus Montessori Academy Public
Gender Student Count Percentage
Female9646.2%
Male11253.8%