a full language immersion environment which research proves increases cognitive development, literacy, cultural understanding and self-confidence
inquiry based learning environment that inspires creativity and critical thinking as the flagship PYP International Baccalaureate (IB) World School in the Northwest
a 21st century education using a STEAM (Science, Technology, Engineering, Arts, Math) based teaching approach

Quick Stats (2022-23)

Top Rankings

Missoula International School ranks among the top 20% of private schools in Montana for:

School Overview

Religious Affiliation
Grades Offered
Grades Nursery/Preschool-8
Year Founded
Summer School Offered
Summer Program Details

Student Body

Total Students
195 students
Student Body Type
% Students of Color
State avg.: 22%
Students by Grade
Missoula International School Student By Grade

Academics and Faculty

Total Classroom Teachers
24 teachers
Student : Teacher Ratio
National avg.: 13:1
% Faculty w/Advanced Degree
Average Class Size
15 students
Classroom Dress Code

Tuition and Acceptance Rate

Admission Deadline
Feb. 19 / rolling
Yearly Tuition Cost
Tuition Notes
Tuition varies by grade level.
% on Financial Aid
Average Financial Aid Grant
Acceptance Rate
National avg.: 85%
Admissions Director
Susan Beck


Total Sports Offered
4 sports


Total ExtracurricularsTotal Extra-curric.
3 extracurriculars
Club or Organization:
First Lego League Robotics Team, Math Counts Team, Quiz Bowl Team

School Notes

  • The Missoula International School (MIS), a nonprofit, independent preschool through eighth grade school founded in 1995, offers unique and challenging 21st century educational opportunities for students in the greater Missoula area. The school provides an inquiry based learning environment as the flagship Primary Years Program (PYP) International Baccalaureate (IB) World School in the Northwest and a full Spanish language immersion environment.
Source: Verified school update

Frequently Asked Questions

How much does Missoula International School cost?

Missoula International School's tuition is approximately $12,000 for private students.

What schools are Missoula International School often compared to?

Missoula International Schoolis often viewed alongside schools like Sussex School by visitors of our site.

What is the acceptance rate of Missoula International School?

The acceptance rate of Missoula International School is 75%, which is lower than the national average of 85%.

Does Missoula International School offer a summer program?

Yes, Missoula International School offers a summer program. Visit their summer school page for more information.

What sports does Missoula International School offer?

Missoula International School offers 4 interscholastic sports: Basketball, Cross Country, Soccer and Track and Field.

What is Missoula International School's ranking?

Missoula International School ranks among the top 20% of private schools in Montana for: Highest percentage of faculty with advanced degrees and Largest student body.

When is the application deadline for Missoula International School?

The application deadline for Missoula International School is Feb. 19 / rolling (applications are due on Feb. 19 but additional applications are reviewed year-round as space permits ).

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Quick Stats (2022-23)

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Did You Know?

The average acceptance rate in Missoula, MT is 82% (read more about average acceptance rates across the country).

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