Serving 82 students in grades 9-12, Charlo High School ranks in the bottom 50% of all schools in Montana for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 21-39% (which is approximately equal to the Montana state average of 37%). The percentage of students achieving proficiency in reading/language arts is 40-59% (which is approximately equal to the Montana state average of 46%).
The student:teacher ratio of 10:1 is lower than the Montana state level of 12:1.
Minority enrollment is 22% of the student body (majority American Indian), which is lower than the Montana state average of 23% (majority American Indian).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 82 students
- Student:Teacher Ratio: 10:1
- Minority Enrollment: 22%
- Graduation Rate: ≥80% (Top 50% in MT)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 21-39% (Btm 50%)
- Reading Proficiency: 40-59% (Top 50%)
- Science Proficiency: ≤20% (Btm 50%)
- Source: National Center for Education Statistics (NCES), MT Dept. of Education
Top Rankings
Charlo High School ranks among the top 20% of public schools in Montana for:
Category
Attribute
Diversity
School Overview
Charlo High School's student population of 82 students has declined by 7% over five school years.
The teacher population of 8 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
82 students
Gender %
Total Classroom Teachers
8 teachers
School Rankings
Charlo High School ranks within the bottom 50% of all 696 schools in Montana (based off of combined math and reading proficiency testing data).
The diversity score of Charlo High School is 0.38, which is less than the diversity score at state average of 0.40. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#374 out of 696 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
21-39%
37%
Reading/Language Arts Test Scores (% Proficient)
40-59%
46%
Science Test Scores (% Proficient)
≤20%
37%
Student : Teacher Ratio
10:1
12:1
American Indian
12%
10%
Asian
n/a
1%
Hispanic
3%
6%
Black
n/a
1%
White
78%
77%
Hawaiian
n/a
n/a
Two or more races
7%
5%
All Ethnic Groups
Graduation Rate
≥80%
86%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
48%
42%
Eligible for Reduced Lunch
13%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MT Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Charlo High School's ranking?
Charlo High School is ranked #374 out of 696 schools, which ranks it among the bottom 50% of public schools in Montana.
What percent of students have achieved state testing proficiency in math and reading?
21-39% of students have achieved math proficiency (compared to the 37% MT state average), while 40-59% of students have achieved reading proficiency (compared to the 46% MT state average).
What is the graduation rate of Charlo High School?
The graduation rate of Charlo High School is 80%, which is lower than the Montana state average of 86%.
How many students attend Charlo High School?
82 students attend Charlo High School.
What is the racial composition of the student body?
78% of Charlo High School students are White, 12% of students are American Indian, 7% of students are Two or more races, and 3% of students are Hispanic.
What is the student:teacher ratio of Charlo High School?
Charlo High School has a student ration of 10:1, which is lower than the Montana state average of 12:1.
What grades does Charlo High School offer ?
Charlo High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Charlo High School part of?
Charlo High School is part of Charlo High School District.
School Reviews
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