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SCHOOL COMMUNITY·JOHNSBURG CUSD 12·NCES 172049002316

Johnsburg Jr High School

2220 Church St, Johnsburg, IL 60051 · (815) 385-6210 · McHenry County
GRADES 06–08MIDDLE21-SUBURBREGULAR SCHOOL373 STUDENTS
Enrollment
373
Middle
DISTRICT 420 · STATE 462
Student : Teacher
14.8:1
25 FTE teachers
DISTRICT 14.1:1 · STATE 13.0:1
Free / Reduced Lunch
31%
117 students
DISTRICT 34% · STATE 56%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
125
Grade 7
138
Grade 8
110
Student demographics
White
30281%
DISTRICT 81% · STATE 45%
Hispanic
4312%
DISTRICT 12% · STATE 29%
Black
103%
DISTRICT 1% · STATE 16%
Asian
31%
DISTRICT 1% · STATE 6%
Two+
133%
DISTRICT 4% · STATE 5%
Native American
21%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
19853%
Female
17547%

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Test scores

IAR + ISA 2024-25 . % Proficient (Levels 4-5)
English Language Arts
38.4%
IL avg 51.0% . -3.4pp since 2023
Math
24.8%
IL avg 37.9% . +7.5pp since 2023
Source: IAR + ISA. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
UNDERPERFORMING
Bottom 10% of IL schools after controlling for student poverty
Actual proficiency
31.9%
composite math + reading, all grades
Predicted
53.4%
based on IL schools with similar FRL share
Beats by
-21.5pp
below demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
373
-101 (-21%) vs 2017
Student : Teacher
14.8:1
was 13.3:1
% White
81%
was 90%
% Hispanic
12%
was 7%
% Black
3%
was 0%
% Asian
1%
was 1%
Source: NCES Common Core of Data

About Johnsburg Jr High School

As a small intermediate school in Johnsburg, Illinois, Johnsburg Jr High School instructs 373 students from grades 6 through 8, run under Johnsburg CUSD 12.

Johnsburg CUSD 12 runs 4 schools in total, collectively educating 1,681 students. Johnsburg Jr High School is one of those campuses.

For racial and ethnic makeup, Johnsburg Jr High School logs that the student body is overwhelmingly White (81%). Beyond that, the school shows 12% Hispanic, 3% multiracial, 3% Black. Compared to McHenry County overall, the school's racial mix sits in roughly the same range.

On the resource side, Staff filings list 25 full-time-equivalent teachers, which works out to roughly 14.8:1 students per teacher. That figure is higher than the state norm's 13.0:1 average. Around 31% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator.

After controlling for student poverty, Johnsburg Jr High School is in the bottom 10% of Illinois public schools. The BeatsExpectations model predicts schools with this FRL share to land around 53.4%; Johnsburg Jr High School posts 31.9%, -21.5 points below that line.

Around the school, ACS estimates for McHenry County put the typical household earns roughly $104,802 per year, 35% of adults hold a bachelor's degree or higher, and the poverty rate sits near 4%. Across McHenry County's 89 public schools (combined enrollment of about 50,123 students), Johnsburg Jr High School is one campus in the mix.

The closest other public school is Johnsburg Elementary School, roughly 0.0 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 8 schools in that immediate cluster with test data (this one included), Johnsburg Jr High School ranks 8th on composite proficiency, below the local average of 45.7%.

Geographically, the school is in a residential area.

Over the past 7-year window. Looking back 7 years, enrollment at Johnsburg Jr High School has decreased 21%, going from 474 students in 2018 to 373 in 2025. Over the same period, the White share shrank from 90% to 81%. The student-to-teacher ratio grew from 13.3:1 in 2018 to 14.8:1 today.

Inside the community feed, recent activity here tends to focus on enrollment questions, classroom assignments, and PTA news. The community welcomes input from current and former families.

McHenry County at a glance

View full county profile
Population
312,591
Census ACS
Median income
$104,802
Household, ACS
Bachelor's+
35%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
89
50,123 students

Quick facts

School name
Johnsburg Jr High School
District
Johnsburg CUSD 12
Address
2220 Church St, Johnsburg, IL 60051
Phone
(815) 385-6210
County
McHenry County
Level
Middle
Grade range
06–08
Total enrollment
373
Teachers (FTE)
25
Student–teacher ratio
14.8:1
Free/Reduced lunch
117 (31%)
Locale
21-Suburb: Large
NCES ID
172049002316
Charter school
No
Virtual school
No

Related schools

Other schools in Johnsburg CUSD 12
Other schools in Johnsburg
Nearby schools

Frequently asked questions

About Johnsburg Jr High School
How large is Johnsburg Jr High School?
Johnsburg Jr High School enrolls approximately 373 students in grades 06-08.
What age range does Johnsburg Jr High School serve?
Johnsburg Jr High School serves students from grade 06 through grade 08.
How many students per teacher at Johnsburg Jr High School?
Approximately 14.8:1 students per teacher at Johnsburg Jr High School.
What is the student diversity at Johnsburg Jr High School?
Student demographics at Johnsburg Jr High School are roughly 81% White, 12% Hispanic, 3% Black, 1% Asian, 3% Two or more.
Is Johnsburg Jr High School public or private?
Johnsburg Jr High School is a public K-12 school, overseen by Johnsburg CUSD 12.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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