Serving 736 students in grades 7-8, B R Miller Middle School ranks in the bottom 50% of all schools in Iowa for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 52% (which is lower than the Iowa state average of 68%). The percentage of students achieving proficiency in reading/language arts is 59% (which is lower than the Iowa state average of 70%).
The student-teacher ratio of 14:1 is equal to the Iowa state level of 14:1.
Minority enrollment is 70% of the student body (majority Hispanic), which is higher than the Iowa state average of 30% (majority Hispanic).
Quick Facts (2026-27)
- Grades: 7-8
- Enrollment: 736 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 70%
- Overall Testing Rank: Bottom 50% in IA
- Math Proficiency: 52% (Btm 50%)
- Reading Proficiency: 59% (Btm 50%)
- Science Proficiency: 50% (Btm 50%)
- Attendance Zone: B R Miller Middle School serves the eastern part of Marshalltown, IA, covering an attendance zone of approximately 8.7 square miles. Families can typically expect a drive of 5-10 minutes to reach the school, with the furthest edge of the zone located about 3.2 miles away.
- Source: National Center for Education Statistics (NCES), IA Dept. of Education
School Overview
B R Miller Middle School's student population of 736 students has declined by 9% over five school years.
The teacher population of 53 teachers has declined by 7% over five school years.
Grades Offered
Grades 7-8
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
736 students
Total Classroom Teachers
53 teachers
School Calendar
School Rankings
B R Miller Middle School ranks within the bottom 50% of all 1,223 schools in Iowa (based off of combined math and reading proficiency testing data).
The diversity score of B R Miller Middle School is 0.61, which is more than the diversity score at state average of 0.48. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1047 out of 1223 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
52%
68%
Reading/Language Arts Test Scores (% Proficient)
59%
70%
Science Test Scores (% Proficient)
50%
63%
Student-Teacher Ratio
14:1
14:1
American Indian
1%
n/a
Asian
6%
3%
Hispanic
55%
14%
Black
3%
7%
White
30%
70%
Hawaiian
1%
1%
Two or more races
4%
5%
All Ethnic Groups
Chronically Absent Students
(22-23)40%
24.7%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
57%
35%
Eligible for Reduced Lunch
16%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IA Dept. of Education
Frequently Asked Questions
What is B R Miller Middle School's ranking?
B R Miller Middle School is ranked #1047 out of 1,223 schools, which ranks it among the bottom 50% of public schools in Iowa.
What schools are B R Miller Middle School often compared to?
B R Miller Middle Schoolis often viewed alongside schools like West Marshall Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
52% of students have achieved math proficiency (compared to the 68% IA state average), while 59% of students have achieved reading proficiency (compared to the 70% IA state average).
How many students attend B R Miller Middle School?
736 students attend B R Miller Middle School.
What is the racial composition of the student body?
55% of B R Miller Middle School students are Hispanic, 30% of students are White, 6% of students are Asian, 4% of students are Two or more races, 3% of students are Black, 1% of students are American Indian, and 1% of students are Hawaiian.
What is the student-teacher ratio of B R Miller Middle School?
B R Miller Middle School has a student ration of 14:1, which is equal to the Iowa state average of 14:1.
What grades does B R Miller Middle School offer ?
B R Miller Middle School offers enrollment in grades 7-8 (Supplemental Virtual).
What school district is B R Miller Middle School part of?
B R Miller Middle School is part of Marshalltown Comm School District.
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