Community Unit School District 4

453 W Collins St
Mendon, IL 62351-1304
(District boundaries shown in map)
6/
10
Top 50%
For the 2025-26 school year, there is 1 public high school serving 180 students in Community Unit School District 4. This district's average high testing ranking is 4/10, which is in the bottom 50% of public high schools in Illinois.
Public High School in Community Unit School District 4 have an average math proficiency score of 24% (versus the Illinois public high school average of 26%), and reading proficiency score of 15% (versus the 29% statewide average).
Public High School in Community Unit School District 4 have a Graduation Rate of 90%, which is more than the Illinois average of 87%.
The school with highest graduation rate is Unity High School, with ≥90% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 6% of the student body (majority Hispanic), which is less than the Illinois public high school average of 55% (majority Hispanic).

Overview

This School District
This State (IL)
# Schools
3 Schools
1,030 Schools
# Students
669 Students
605,599 Students
# Teachers
55 Teachers
42,717 Teachers
Student-Teacher Ratio
12:1
12:1

Student By Grade

District Rank

Community Unit School District 4, which is ranked within the top 50% of all 864 school districts in Illinois (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 90% has stayed relatively flat over five school years.
This School District
State Average (IL)
#361 out of 865 school districts
(Top 50%)
30%
27%
28%
30%
35-39%
50%
(21-22)
≥90%
87%

Students by Ethnicity:

0.08
0.69
% American Indian
n/a
n/a
% Asian
n/a
6%
% Hispanic
2%
29%
% Black
1%
16%
% White
96%
45%
% Hawaiian
n/a
n/a
% Two or more races
1%
4%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $15,839 in this school district is less than the state median of $22,423. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $18,033 is less than the state median of $21,662. The school district spending/student has stayed relatively flat over four school years.
This School District
This State (IL)
Total Revenue
$11 MM
$41,381 MM
Spending
$12 MM
$39,976 MM
Revenue / Student
$15,839
$22,423
Spending / Student
$18,033
$21,662

Best Community Unit School District 4 Public High Schools (2025-26)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Unity High School
(Math: 20-29% | Reading: 11-19%)
Rank:
4/
10
Bottom 50%
453 W Collins St
Mendon, IL 62351
(217) 936-2116
Gr: 9-12 | 180 students Student-teacher ratio: 11:1 Minority enrollment: 6%

Recent Articles

School Vouchers 2025: Updated Pros and Cons
School Vouchers 2025: Updated Pros and Cons
A 2025 update on school vouchers, including benefits, drawbacks, enrollment trends, and how vouchers affect public and private education.
The Role of Arts in Public Schools (2025 Update)
The Role of Arts in Public Schools (2025 Update)
Explore why arts education remains vital in U.S. public schools, with updated data, new policy context, and insights for parents, students, and educators.
The Role of Sports in Public Schools in 2025
The Role of Sports in Public Schools in 2025
How sports in public schools shape learning, health, and community in 2025, with updated data, trends, and expert insights.

Quick Facts (2025-26)

  • District size: 3 schools
  • Grades: PK-12
  • Enrollment: 669 students
  • Student-Teacher Ratio: 12:1
  • Minority Enrollment: 4%
  • : ≥90% (Btm 50% in IL)
  • : Top 50%
  • : 30% (Top 50%)
  • : 28% (Top 50%)
  • : 35-39% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

Quick Links