For the 2026 school year, there is 1 public high school serving 176 students in CUSD 4 School District. 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 CUSD 4 School District 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 CUSD 4 School District 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 7% 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
1,040 Schools
# Students
672 Students
599,562 Students
# Teachers
55 Teachers
42,663 Teachers
Student-Teacher Ratio
12:1
12:1
Student By Grade
District Rank
CUSD 4 School District, which is ranked within the top 50% of all 861 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.
Overall District Rank
#361 out of 865 school districts
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
30%
27%
Reading/Language Arts Test Scores (% Proficient)
28%
30%
Science Test Scores (% Proficient)
35-39%
50%
Graduation Rate
(21-22)≥90%
87%
Students by Ethnicity:
Diversity Score
0.07
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 $15,768 in this school district is less than the state median of $22,455. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $17,952 is less than the state median of $21,692. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$11 MM
$41,381 MM
Spending
$12 MM
$39,976 MM
Revenue / Student
$15,768
$22,455
Spending / Student
$17,952
$21,692
Best CUSD 4 School District Public High Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Unity High School
(Math: 20-29% | Reading: 11-19%)
Rank:
Rank:
4/
Bottom 50%10
453 W Collins St
Mendon, IL 62351
(217) 936-2116
Mendon, IL 62351
(217) 936-2116
Gr: 9-12 | 176 students Student-teacher ratio: 10:1 Minority enrollment: 7%
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.
