Serving 99 students in grades Kindergarten-6, Three Rivers Montessori School ranks in the bottom 50% of all schools in Minnesota for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 15-19% (which is lower than the Minnesota state average of 46%). The percentage of students achieving proficiency in reading/language arts is 40-49% (which is lower than the Minnesota state average of 51%).
The student-teacher ratio of 10:1 is lower than the Minnesota state level of 13:1.
Minority enrollment is 10% of the student body (majority Black), which is lower than the Minnesota state average of 39% (majority Black).
Quick Facts (2025-26)
- School Type: Charter School
- Grades: Kindergarten-6
- Enrollment: 99 students
- Student-Teacher Ratio: 10:1
- Minority Enrollment: 10%
- Overall Testing Rank: Bottom 50% in MN
- Math Proficiency: 15-19% (Btm 50%)
- Reading Proficiency: 40-49% (Btm 50%)
- Science Proficiency: ≥50% (Top 30%)
- Source: National Center for Education Statistics (NCES), MN Dept. of Education
School Overview
Three Rivers Montessori School's student population of 99 students has grown by 16% over five school years.
The teacher population of 10 teachers has grown by 100% over five school years.
School Type
Grades Offered
Grades Kindergarten-6
(No virtual instruction)
(No virtual instruction)
Total Students
99 students
Gender %
Total Classroom Teachers
10 teachers
School Rankings
Three Rivers Montessori School ranks within the bottom 50% of all 1,773 schools in Minnesota (based off of combined math and reading proficiency testing data).
The diversity score of Three Rivers Montessori School is 0.19, which is less than the diversity score at state average of 0.59. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1403 out of 1773 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
15-19%
46%
Reading/Language Arts Test Scores (% Proficient)
40-49%
51%
Science Test Scores (% Proficient)
≥50%
41%
Student-Teacher Ratio
10:1
13:1
American Indian
n/a
2%
Asian
n/a
7%
Hispanic
n/a
12%
Black
4%
12%
White
90%
61%
Hawaiian
n/a
n/a
Two or more races
6%
6%
All Ethnic Groups
Eligible for Free Lunch
34%
36%
Eligible for Reduced Lunch
4%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MN Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Three Rivers Montessori School's ranking?
Three Rivers Montessori School is ranked #1403 out of 1,773 schools, which ranks it among the bottom 50% of public schools in Minnesota.
What percent of students have achieved state testing proficiency in math and reading?
15-19% of students have achieved math proficiency (compared to the 46% MN state average), while 40-49% of students have achieved reading proficiency (compared to the 51% MN state average).
How many students attend Three Rivers Montessori School?
99 students attend Three Rivers Montessori School.
What is the racial composition of the student body?
90% of Three Rivers Montessori School students are White, 6% of students are Two or more races, and 4% of students are Black.
What is the student-teacher ratio of Three Rivers Montessori School?
Three Rivers Montessori School has a student ration of 10:1, which is lower than the Minnesota state average of 13:1.
What grades does Three Rivers Montessori School offer ?
Three Rivers Montessori School offers enrollment in grades Kindergarten-6 (No virtual instruction).
What school district is Three Rivers Montessori School part of?
Three Rivers Montessori School is part of Three Rivers Montessori School District.
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