The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·MARSHALLTOWN COMM SCHOOL DISTRICT·NCES 191872001084

B R Miller Middle School

125 S 11th St, Marshalltown, IA 50158 · (641) 754-1110 · Marshall County
GRADES 07–08MIDDLE32-TOWNTITLE IREGULAR SCHOOL736 STUDENTS
C-
allk12 Grade
Scored higher than 15% of Iowa public middle schools
  • DTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • CBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Iowa public middle schools

Enrollment
736
Middle
DISTRICT 696 · STATE 400
Student : Teacher
14.0:1
53 FTE teachers
DISTRICT 13.2:1 · STATE 15.2:1
Free / Reduced Lunch
73%
537 students
DISTRICT 76% · STATE 41%
Community
5
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 737551%
Grade 836149%
Student demographics
60%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 59% · STATE 48% · US 70%
White
22030%
DISTRICT 28% · STATE 70% · US 43%
Hispanic
40755%
DISTRICT 57% · STATE 14% · US 30%
Black
243%
DISTRICT 4% · STATE 7% · US 15%
Asian
426%
DISTRICT 6% · STATE 2% · US 6%
Two+
314%
DISTRICT 3% · STATE 5% · US 5%
Native American
71%
DISTRICT 1% · STATE 0% · US 1%
Pacific Islander
51%
DISTRICT 1% · STATE 1% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
38753%
Female
34947%

School pathway

Students here typically continue to
B R Miller Middle School→Marshalltown High School
Feeds from
Lenihan Intermediate School05–06
Based on grade levels within Marshalltown Comm School District. Attendance zones can vary; confirm enrollment with the district.

Discussions

+ POST

Test scores

ISASP 2024-25 . % Proficient
English Language Arts
60.3%
IA avg 73.6% . +4.2pp since 2023
Math
57.3%
IA avg 70.9% . +3.9pp since 2023

What this means: On the ISASP, Iowa's statewide test, about 60 of every 100 students at this school read and write at grade level and about 57 of 100 do math at grade level. Across all Iowa schools, those numbers are about 74 and 71. Reading and writing scores are up about 4 points since 2023, while math scores are up about 4 points.

ISASP results by year

School yearEnglish Language ArtsMath
2024-2560.3%57.3%
2023-2456.1%53.4%
% Proficient, all students and all tested grades.
Source: ISASP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
54.8%
composite math + reading, all grades
Predicted
55.5%
based on IA schools with similar FRL share
Beats by
-0.6pp
below demographic expectation

What this means: About 55% of students here test proficient in math and reading, compared with the roughly 55% typical for Iowa schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Iowa's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like B R Miller Middle School

B R Miller Middle School's state test result (54.8% proficient) is higher than 2 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
B R Miller Middle School this school73673.0%54.8%
Lenihan Intermediate School
Marshalltown
65578.3%53.6%
Denison Middle School
Denison
50270.1%76.8%
West Middle School
Sioux City
82678.8%62.7%
Brody Middle School
Des Moines
64171.3%51.3%
Perry Middle School
Perry
37057.3%72.3%
Matched among Iowa middle schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where B R Miller Middle School ranks

Among middle schools
MeasureThis schoolIn Iowa
State test proficiency
ranked highest first
54.8%#199 of 224
Math proficiency
ranked highest first
57.3%#195 of 224
▲ 3
Reading proficiency
ranked highest first
60.3%#198 of 224
▲ 8
Enrollment
ranked largest first
736#29 of 246
Students per teacher
ranked fewest first
14.0:1#78 of 180
Diversity index
ranked most diverse first
59.9%#33 of 180
Free and reduced lunch
ranked highest share first
73.0%#16 of 237
Enrollment change since 2017-18
ranked steepest decline first
-2.9%#91 of 103
Ranked against other public middle schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
736
-80 (-10%) vs 2020
+17% since 1990-91, when it was 629
Student : Teacher
14.0:1
was 14.6:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2573652.714.0:173% (537)
2023-2473452.713.9:177% (568)
2022-2378257.813.5:158% (450)
2020-218165614.6:176% (622)
2017-187585613.5:161% (465)
2015-167205712.6:171% (510)
2010-117215513.1:162% (449)
2000-016054114.8:129% (177)
1990-916294015.7:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for B R Miller Middle School.

Since 2017-18: students down 3% (758 to 736); teachers down 6% (56 to 52.7).

About B R Miller Middle School

B R Miller Middle School is a public large middle school in Marshalltown, Iowa. The school serves grades 7 through 8. Enrollment is 736 students. Middle schools in Iowa have about 400 students on average; enrollment here is 84% higher.

In Marshalltown Comm School District, 10 schools enroll a combined 5,099 students.

Of every 100 students at B R Miller Middle School, about 55 are Hispanic. It is also 30% White, 6% Asian, 4% multiracial, and 3% Black. Marshall County's residents are about 25% Hispanic, 31 points below the school's share. On the diversity index, which measures the chance that two random students are from different groups, B R Miller Middle School scores 60%.

A staff of 52.7 full-time-equivalent teachers puts the student-to-teacher ratio at 14.0:1. Compared with the 15.2:1 average for middle schools in Iowa, this school's ratio is lower. By family income, 73% of students are eligible for free or reduced-price lunch.

Among Iowa public middle schools, B R Miller Middle School outscored 15%, which works out to a C- on the allk12 Grade.

Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate across its state test results of 55.5% for B R Miller Middle School. The school posts 54.8%, within a point of the prediction.

In Marshall County, home to about 40,114 people, the median household earns about $73,315 a year, roughly 23% of adults have a four-year degree or more, and about 7% of residents live below the federal poverty line. Public schools in Marshall County number 17, with about 6,903 students.

A public school about 0.3 miles away, Franklin Elementary School, is the closest to B R Miller Middle School. In all, at least 8 other public schools sit within five miles of B R Miller Middle School. Its average proficiency rate of 54.8% is below the 59.8% average for nearby schools.

B R Miller Middle School is coded as Town: Distant in federal locale data.

Enrollment decreased by 10% across 4 years, from 816 in 2020-21 to 736 in 2024-25.

This page is a place to ask questions and share updates about open houses, carpools, and field trips at B R Miller Middle School. Members of the school community can share what they know.

Marshall County at a glance

View full county profile
Population
40,114
Census ACS
Median income
$73,315
Household, ACS
Bachelor's+
23%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
17
6,903 students

Quick facts

School name
B R Miller Middle School
District
Marshalltown Comm School District
Address
125 S 11th St, Marshalltown, IA 50158
Phone
(641) 754-1110
County
Marshall County
Level
Middle
Grade range
07–08
Total enrollment
736
Teachers (FTE)
53
Student–teacher ratio
14.0:1
Free and reduced lunch
537 (73%)
Locale
32-Town: Distant
NCES ID
191872001084
Charter school
No
Virtual school
No

Related schools

Other schools in Marshalltown Comm School District
Other schools in Marshalltown
Nearby schools

Frequently asked questions

About B R Miller Middle School
How many students attend B R Miller Middle School?
B R Miller Middle School enrolls approximately 736 students in grades 07-08.
Is B R Miller Middle School an elementary, middle, or high school?
B R Miller Middle School is a middle school covering grades 07-08.
How many teachers does B R Miller Middle School have?
B R Miller Middle School employs 53 FTE teachers, for a student-to-teacher ratio of 14.0:1.
How diverse is B R Miller Middle School?
B R Miller Middle School reports a student body of 30% White, 55% Hispanic, 3% Black, 6% Asian, 4% Two or more.
Who oversees B R Miller Middle School?
B R Miller Middle School is overseen by Marshalltown Comm School District in Marshall County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post