Serving 742 students in grades 6-8, Castle Rock Middle 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 36% (which is higher than the Montana state average of 35%). The percentage of students achieving proficiency in reading/language arts is 43% (which is lower than the Montana state average of 46%).
The student:teacher ratio of 19:1 is higher than the Montana state level of 12:1.
Minority enrollment is 19% of the student body (majority Hispanic), which is lower than the Montana state average of 23% (majority American Indian).
Quick Stats (2025)
- Grades: 6-8
- Enrollment: 742 students
- Student:Teacher Ratio: 19:1
- Minority Enrollment: 19%
- Overall Testing Rank: Bottom 50% in MT
- Math Proficiency: 36% (Btm 50%)
- Reading Proficiency: 43% (Btm 50%)
- Science Proficiency: 32% (Btm 50%)
- Source: National Center for Education Statistics (NCES), MT Dept. of Education
School Overview
Castle Rock Middle School's student population of 742 students has grown by 16% over five school years.
The teacher population of 40 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 6-8
(No virtual instruction)
(No virtual instruction)
Total Students
742 students
Gender %
Total Classroom Teachers
40 teachers
School Rankings
Castle Rock Middle 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 Castle Rock Middle School is 0.34, 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
#443 out of 722 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
36%
35%
Reading/Language Arts Test Scores (% Proficient)
43%
46%
Science Test Scores (% Proficient)
32%
37%
Student : Teacher Ratio
19:1
12:1
American Indian
4%
10%
Asian
n/a
1%
Hispanic
7%
6%
Black
1%
1%
White
81%
77%
Hawaiian
n/a
n/a
Two or more races
7%
5%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
28%
42%
Eligible for Reduced Lunch
3%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MT Dept. of Education
Frequently Asked Questions
What is Castle Rock Middle School's ranking?
Castle Rock Middle School is ranked #443 out of 722 schools, which ranks it among the bottom 50% of public schools in Montana.
What schools are Castle Rock Middle School often compared to?
Castle Rock Middle Schoolis often viewed alongside schools like Medicine Crow Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
36% of students have achieved math proficiency (compared to the 35% MT state average), while 43% of students have achieved reading proficiency (compared to the 46% MT state average).
How many students attend Castle Rock Middle School?
742 students attend Castle Rock Middle School.
What is the racial composition of the student body?
81% of Castle Rock Middle School students are White, 7% of students are Hispanic, 7% of students are Two or more races, 4% of students are American Indian, and 1% of students are Black.
What is the student:teacher ratio of Castle Rock Middle School?
Castle Rock Middle School has a student ration of 19:1, which is higher than the Montana state average of 12:1.
What grades does Castle Rock Middle School offer ?
Castle Rock Middle School offers enrollment in grades 6-8 (No virtual instruction).
What school district is Castle Rock Middle School part of?
Castle Rock Middle School is part of Billings Elementary School District.
In what neighborhood is Castle Rock Middle School located?
Castle Rock Middle School is located in the Heights neighborhood of Billings, MT. There are 8 other public schools located in Heights.
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