Gardiner High School is a public high school in Gardiner, Montana, United States. It is part of the Gardiner Public Schools district. All Gardiner schools students attend school in the same building. It is located on the former grounds of the Northern Pacific Railway Gardiner station.
Serving 55 students in grades 9-12, Gardiner High School ranks in the top 20% of all schools in Montana for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is <50% (which is higher than the Montana state average of 37%). The percentage of students achieving proficiency in reading/language arts is ≥50% (which is higher than the Montana state average of 46%).
The student-teacher ratio of 11:1 is lower than the Montana state level of 12:1.
Minority enrollment is 14% of the student body (majority Hispanic), which is lower than the Montana state average of 24% (majority American Indian).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 55 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 14%
- Graduation Rate: ≥50% (Btm 50% in MT)
- Overall Testing Rank: Top 20%
- Math Proficiency: <50% (Top 20%)
- Reading Proficiency: ≥50% (Top 30%)
- Science Proficiency: ≥50% (Top 20%)
- Source: National Center for Education Statistics (NCES), MT Dept. of Education
Top Rankings
Gardiner High School ranks among the top 20% of public schools in Montana for:
Category
Attribute
Overall Rank
Math Proficiency
Science Proficiency
School Overview
Gardiner High School's student population of 55 students has grown by 14% over five school years.
The teacher population of 5 teachers has grown by 25% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
55 students
Total Classroom Teachers
5 teachers
Year Founded
1905
Colors
Royal blue, Gold
School Calendar
School Motto
Home of the Bruins!
School Rankings
Gardiner High School ranks within the top 20% of all 696 schools in Montana (based off of combined math and reading proficiency testing data).
The diversity score of Gardiner High School is 0.26, 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
#107 out of 696 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
<50%
37%
Reading/Language Arts Test Scores (% Proficient)
≥50%
46%
Science Test Scores (% Proficient)
≥50%
37%
Student-Teacher Ratio
11:1
12:1
American Indian
n/a
10%
Asian
2%
1%
Hispanic
5%
7%
Black
n/a
1%
White
86%
76%
Hawaiian
n/a
n/a
Two or more races
7%
5%
All Ethnic Groups
Graduation Rate
≥50%
86%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
24%
50%
Eligible for Reduced Lunch
13%
5%
School Statewide Testing
School District Name
Gardiner High School District
Source: National Center for Education Statistics (NCES), MT Dept. of Education
Frequently Asked Questions
What is Gardiner High School's ranking?
Gardiner High School is ranked #107 out of 696 schools, which ranks it among the top 20% of public schools in Montana.
What percent of students have achieved state testing proficiency in math and reading?
<50% of students have achieved math proficiency (compared to the 37% MT state average), while ≥50% of students have achieved reading proficiency (compared to the 46% MT state average).
What is the graduation rate of Gardiner High School?
The graduation rate of Gardiner High School is 50%, which is lower than the Montana state average of 86%.
How many students attend Gardiner High School?
55 students attend Gardiner High School.
What is the racial composition of the student body?
86% of Gardiner High School students are White, 7% of students are Two or more races, 5% of students are Hispanic, and 2% of students are Asian.
What is the student-teacher ratio of Gardiner High School?
Gardiner High School has a student ration of 11:1, which is lower than the Montana state average of 12:1.
What grades does Gardiner High School offer ?
Gardiner High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Gardiner High School part of?
Gardiner High School is part of Gardiner High School District.
School Reviews
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