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SCHOOL COMMUNITY·MASON CITY COMM SCHOOL DISTRICT·NCES 191878001105

John Adams Middle School

29 S Illinois Ave, Mason City, IA 50401 · (641) 421-4420 · Cerro Gordo County
GRADES 07–08MIDDLE33-TOWNTITLE IREGULAR SCHOOL463 STUDENTS
C-
allk12 Grade
Scored higher than 18% of Iowa public middle schools
  • C-Test 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
463
Middle
DISTRICT 474 · STATE 400
Student : Teacher
13.7:1
34 FTE teachers
DISTRICT 13.4:1 · STATE 15.2:1
Free / Reduced Lunch
49%
227 students
DISTRICT 49% · 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 723050%
Grade 823350%
Student demographics
52%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 50% · STATE 48% · US 70%
White
30967%
DISTRICT 68% · STATE 70% · US 43%
Hispanic
5813%
DISTRICT 13% · STATE 14% · US 30%
Black
429%
DISTRICT 7% · STATE 7% · US 15%
Asian
61%
DISTRICT 1% · STATE 2% · US 6%
Two+
204%
DISTRICT 5% · STATE 5% · US 5%
Native American
31%
DISTRICT 1% · STATE 0% · US 1%
Pacific Islander
235%
DISTRICT 5% · 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
25555%
Female
20644%

School pathway

Feeds from
Lincoln Intermediate05–06
Based on grade levels within Mason City Comm School District. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

ISASP 2024-25 . % Proficient
English Language Arts
67.7%
IA avg 73.6% . -6.3pp since 2023
Math
66.1%
IA avg 70.9% . +3.0pp since 2023

What this means: On the ISASP, Iowa's statewide test, about 68 of every 100 students at this school read and write at grade level and about 66 of 100 do math at grade level. Across all Iowa schools, those numbers are about 74 and 71. Reading and writing scores are down about 6 points since 2023, while math scores are up about 3 points.

ISASP results by year

School yearEnglish Language ArtsMath
2024-2567.7%66.1%
2023-2474.0%63.1%
% 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
65.7%
composite math + reading, all grades
Predicted
67.4%
based on IA schools with similar FRL share
Beats by
-1.7pp
below demographic expectation

What this means: About 66% of students here test proficient in math and reading, compared with the roughly 67% 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 John Adams Middle School

John Adams Middle School's state test result (65.7% proficient) is higher than 3 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
John Adams Middle School this school46349.0%65.7%
Lincoln Intermediate
Mason City
48553.2%65.6%
Charles City Middle School
Charles City
38652.1%68.2%
Taft Middle School
Cedar Rapids
59346.5%71.0%
George Washington Middle School
Dubuque
58453.4%65.4%
Clinton Middle School
Clinton
74555.3%64.2%
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 John Adams Middle School ranks

Among middle schools
MeasureThis schoolIn Iowa
State test proficiency
ranked highest first
65.7%#178 of 224
Math proficiency
ranked highest first
66.1%#177 of 224
▲ 6
Reading proficiency
ranked highest first
67.7%#183 of 224
▼ 28
Enrollment
ranked largest first
463#77 of 246
Students per teacher
ranked fewest first
13.7:1#64 of 180
Diversity index
ranked most diverse first
52.2%#50 of 180
Free and reduced lunch
ranked highest share first
49.0%#70 of 237
Enrollment change since 2017-18
ranked steepest decline first
-16.4%#33 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
463
-133 (-22%) vs 2020
-9% since 1990-91, when it was 511
Student : Teacher
13.7:1
was 15.7:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2546333.813.7:149% (227)
2023-2446335.213.2:156% (258)
2022-2348034.413.9:156% (267)
2020-215963815.7:155% (328)
2017-1855437.814.7:148% (265)
2015-165483615.2:154% (295)
2010-115773914.8:146% (268)
2000-015103415.0:134% (172)
1990-915113415.0:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for John Adams Middle School.

Since 2017-18: students down 16% (554 to 463); teachers down 11% (37.8 to 33.8).

About John Adams Middle School

John Adams Middle School is the name of a mid-sized middle school in Mason City, Iowa. It had 463 students in 2024-25, spanning grades 7 through 8.

Enrollment across the 9 schools in Mason City Comm School District totals 3,406 students.

The student body at John Adams Middle School is 67% White. The rest of enrollment is 13% Hispanic, 9% Black, 5% Pacific Islander, and 4% multiracial. Among all residents of Cerro Gordo County, the White share is about 90%. A diversity index of 52% means there is a 52% chance two randomly chosen students at John Adams Middle School are from different groups.

A staff of 33.8 full-time-equivalent teachers puts the student-to-teacher ratio at 13.7:1. Compared with the 15.2:1 average for middle schools in Iowa, this school's ratio is lower. By family income, 49% of students are eligible for free or reduced-price lunch.

John Adams Middle School holds a C- allk12 Grade, placing it above 18% of Iowa public middle schools.

John Adams Middle School's average proficiency rate across its state test results of 65.7% is 1.7 points below the 67.4% the model predicts from its lunch-eligibility share.

In the wider Cerro Gordo County area, median household income comes to about $68,189, 24% of adults hold a bachelor's degree or higher, and about 6% of residents live below the federal poverty line. Cerro Gordo County counts 13 public schools with about 5,248 students.

Alternative School, about 0.1 miles away, is the closest public school. Other public schools within five miles number at least 8. Ranked by average proficiency, John Adams Middle School places 4th out of 7 schools in its immediate area.

Under the NCES locale system, John Adams Middle School is Town: Remote.

Between 2020-21 and 2024-25, John Adams Middle School had a net loss of 133 students, or 22%. The ratio was 15.7:1 in 2020-21 and 13.7:1 in 2024-25.

This page is a place to ask questions and share updates about athletics, class schedules, and weather closures at John Adams Middle School. Parents, students, alumni, and staff are welcome to post.

Cerro Gordo County at a glance

View full county profile
Population
42,632
Census ACS
Median income
$68,189
Household, ACS
Bachelor's+
24%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
13
5,248 students

Quick facts

School name
John Adams Middle School
District
Mason City Comm School District
Address
29 S Illinois Ave, Mason City, IA 50401
Phone
(641) 421-4420
County
Cerro Gordo County
Level
Middle
Grade range
07–08
Total enrollment
463
Teachers (FTE)
34
Student–teacher ratio
13.7:1
Free and reduced lunch
227 (49%)
Locale
33-Town: Remote
NCES ID
191878001105
Charter school
No
Virtual school
No

Related schools

Other schools in Mason City Comm School District
Other schools in Mason City
Other John Adams Middle schools

6 other US public schools in 6 states are named John Adams Middle. John Adams Middle School is the 6th largest of the 7.

Nearby schools

Frequently asked questions

About John Adams Middle School
How many students attend John Adams Middle School?
John Adams Middle School enrolls approximately 463 students in grades 07-08.
What age range does John Adams Middle School serve?
John Adams Middle School serves students from grade 07 through grade 08.
What is the student-teacher ratio at John Adams Middle School?
The student-to-teacher ratio at John Adams Middle School is approximately 13.7:1 (34 FTE teachers).
What is the student diversity at John Adams Middle School?
Student demographics at John Adams Middle School are roughly 67% White, 13% Hispanic, 9% Black, 1% Asian, 4% Two or more.
Is John Adams Middle School public or private?
John Adams Middle School is a public K-12 school, overseen by Mason City Comm School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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