Custer County District High School is a public high school located in Miles City, Montana, the county seat and largest town in Custer County, of the state of Montana. It is a part of the public schools system of the Custer County School District.
Serving 492 students in grades 9-12, Custer Co District 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 20-24% (which is lower than the Montana state average of 35%). The percentage of students achieving proficiency in reading/language arts is 35-39% (which is lower than the Montana state average of 46%).
The student:teacher ratio of 16:1 is higher than the Montana state level of 12:1.
Minority enrollment is 10% of the student body (majority Hispanic and Black), which is lower than the Montana state average of 23% (majority American Indian).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 492 students
- Student:Teacher Ratio: 16:1
- Minority Enrollment: 10%
- Graduation Rate: 85-89% (Top 30% in MT)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 20-24% (Btm 50%)
- Reading Proficiency: 35-39% (Btm 50%)
- Science Proficiency: 20-24% (Btm 50%)
- Source: National Center for Education Statistics (NCES), MT Dept. of Education
School Overview
Custer Co District High School's student population of 492 students has stayed relatively flat over five school years.
The teacher population of 31 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
492 students
Gender %
Total Classroom Teachers
31 teachers
Year Founded
1893
Colors
Blue, Gold
School Rankings
Custer Co District High School ranks within the bottom 50% of all 722 schools in Montana (based off of combined math and reading proficiency testing data).
The diversity score of Custer Co District High School is 0.19, 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
#566 out of 722 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
20-24%
35%
Reading/Language Arts Test Scores (% Proficient)
35-39%
46%
Science Test Scores (% Proficient)
20-24%
37%
Student : Teacher Ratio
16:1
12:1
American Indian
2%
10%
Asian
1%
1%
Hispanic
4%
6%
Black
2%
1%
White
90%
77%
Hawaiian
n/a
n/a
Two or more races
1%
5%
All Ethnic Groups
Graduation Rate
85-89%
86%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
7%
42%
Eligible for Reduced Lunch
2%
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 Custer Co District High School's ranking?
Custer Co District High School is ranked #566 out of 722 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?
20-24% of students have achieved math proficiency (compared to the 35% MT state average), while 35-39% of students have achieved reading proficiency (compared to the 46% MT state average).
What is the graduation rate of Custer Co District High School?
The graduation rate of Custer Co District High School is 85-89%, which is lower than the Montana state average of 86%.
How many students attend Custer Co District High School?
492 students attend Custer Co District High School.
What is the racial composition of the student body?
90% of Custer Co District High School students are White, 4% of students are Hispanic, 2% of students are American Indian, 2% of students are Black, 1% of students are Asian, and 1% of students are Two or more races.
What is the student:teacher ratio of Custer Co District High School?
Custer Co District High School has a student ration of 16:1, which is higher than the Montana state average of 12:1.
What grades does Custer Co District High School offer ?
Custer Co District High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Custer Co District High School part of?
Custer Co District High School is part of Custer County High School District.
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