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SCHOOL COMMUNITY·BERWYN SOUTH SD 100·NCES 170609000292

Komensky Elem School

2515 Cuyler Ave, Berwyn, IL 60402 · (708) 795-2342 · Cook County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL320 STUDENTS
Enrollment
320
Elementary
DISTRICT 350 · STATE 381
Student : Teacher
10.9:1
29 FTE teachers
DISTRICT 13.0:1 · STATE 13.9:1
Free / Reduced Lunch
86%
274 students
DISTRICT 75% · STATE 56%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
49
Kindergarten
43
Grade 1
42
Grade 2
46
Grade 3
53
Grade 4
37
Grade 5
50
Student demographics
White
103%
DISTRICT 8% · STATE 45%
Hispanic
28890%
DISTRICT 84% · STATE 29%
Black
155%
DISTRICT 5% · STATE 16%
Two+
72%
DISTRICT 2% · STATE 5%
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
16150%
Female
15950%

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Test scores

IAR + ISA 2024-25 . % Proficient (Levels 4-5)
English Language Arts
36.5%
IL avg 51.0% . +9.2pp since 2023
Math
31.4%
IL avg 37.9% . +17.4pp since 2023

What this means: On the IAR + ISA, Illinois's statewide test, about 37 of every 100 students at this school read and write at grade level and about 31 of 100 do math at grade level. Across all Illinois schools, those numbers are about 51 and 38. Reading and writing scores are up about 9 points since 2023, while math scores are up about 17 points.

Source: IAR + ISA. 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
29.9%
composite math + reading, all grades
Predicted
22.1%
based on IL schools with similar FRL share
Beats by
+7.9pp
above demographic expectation

What this means: About 30% of students here test proficient in math and reading, compared with the roughly 22% typical for Illinois 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 Illinois'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 →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
320
-103 (-24%) vs 2017
Student : Teacher
10.9:1
was 11.7:1
% White
3%
was 7%
% Hispanic
90%
was 89%
% Black
5%
was 2%
% Asian
0%
was 1%
Source: NCES Common Core of Data

About Komensky Elem School

Set in Berwyn, Illinois, Komensky Elem School is a tight-knit primary school, overseen by Berwyn South SD 100. It enrolls 320 students across grades pre-K through 5.

Berwyn South SD 100 comprises 8 schools with combined enrollment of 3,050 students; Komensky Elem School is among them.

On demographics, Komensky Elem School shows that nearly all students (90%) are Hispanic; the rest consists of 5% Black, 3% White, 2% multiracial. That is visibly more Hispanic than the county at large, where the share is closer to 27%.

Looking at the economic backdrop, On paper, Komensky Elem School has 29 full-time-equivalent teachers, translating to a class-load average of around 10.9:1. That figure is tighter than the state norm's 13.9:1 average. Roughly 86% of students at Komensky Elem School qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Cook County runs at roughly 66%, so the school's eligibility rate is above the surrounding baseline.

With demographic context factored in, Komensky Elem School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 22.1%, the actual is 29.9%, a residual of +7.9 points.

Across the wider county, Cook County reports that median household income runs about $83,498, roughly 43% of adults have completed at least a four-year degree, and roughly 10% of residents live below the federal poverty line. Across Cook County's 1406 public schools (combined enrollment of about 697,934 students), Komensky Elem School is one campus in the mix.

Hiawatha Elem School is the nearest neighboring public school, about 0.3 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, Komensky Elem School comes 5th of 9 in the immediate cluster, behind the nearby-schools average of 32.0%.

The campus sits in an outer-ring setting.

Five-year trend. Over the past 7-year window, the student count shrank 24%: 423 students in 2018 compared to 320 in 2025.

On this page, recent activity here tends to focus on open house dates, ride-share offers, and field-trip permission slips. Contributors range from current parents to recent graduates and teachers.

Cook County at a glance

View full county profile
Population
5,182,090
Census ACS
Median income
$83,498
Household, ACS
Bachelor's+
43%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
1,406
697,934 students

Quick facts

School name
Komensky Elem School
District
Berwyn South SD 100
Address
2515 Cuyler Ave, Berwyn, IL 60402
Phone
(708) 795-2342
County
Cook County
Level
Elementary
Grade range
PK–05
Total enrollment
320
Teachers (FTE)
29
Student–teacher ratio
10.9:1
Free/Reduced lunch
274 (86%)
Locale
21-Suburb: Large
NCES ID
170609000292
Charter school
No
Virtual school
No

Related schools

Other schools in Berwyn South SD 100
Other schools in Berwyn
Nearby schools

Frequently asked questions

About Komensky Elem School
How large is Komensky Elem School?
Komensky Elem School enrolls approximately 320 students in grades PK-05.
Is Komensky Elem School an elementary, middle, or high school?
Komensky Elem School is an elementary school covering grades PK-05.
What is the student-teacher ratio at Komensky Elem School?
The student-to-teacher ratio at Komensky Elem School is approximately 10.9:1 (29 FTE teachers).
What is the student diversity at Komensky Elem School?
Student demographics at Komensky Elem School are roughly 3% White, 90% Hispanic, 5% Black, 2% Two or more.
Who oversees Komensky Elem School?
Komensky Elem School is overseen by Berwyn South SD 100 in Cook County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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