Cass Jr High School

8502 Bailey Rd
Darien, IL 60561
(School attendance zone shown in map)
9/
10
Top 20%
Serving 327 students in grades 5-8, Cass Jr High School ranks in the top 20% of all schools in Illinois for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 40-44% (which is higher than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 48% (which is higher than the Illinois state average of 30%).
The student:teacher ratio of 13:1 is equal to the Illinois state level of 13:1.
Minority enrollment is 35% of the student body (majority Hispanic and Asian), which is lower than the Illinois state average of 55% (majority Hispanic).

Quick Stats (2025)

  • Grades: 5-8
  • Enrollment: 327 students
  • Student:Teacher Ratio: 13:1
  • Minority Enrollment: 35%
  • : Top 20% in IL
  • : 40-44% (Top 20%)
  • : 48% (Top 20%)
  • : 65-69% (Top 20%)
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

Top Rankings

Cass Jr High School ranks among the top 20% of public schools in Illinois for:

School Overview

Cass Jr High School's student population of 327 students has grown by 11% over five school years.
The teacher population of 25 teachers has grown by 25% over five school years.
Grades Offered
Grades 5-8
Total Students
327 students
Gender %
Total Classroom Teachers
25 teachers
School Calendar

School Rankings

Cass Jr High School ranks within the top 20% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Cass Jr High School is 0.54, which is less than the diversity score at state average of 0.70. The school's diversity has stayed relatively flat over five school years.
This School
State Level (IL)
#446 out of 3426 schools
(Top 20%)
(20-21)
40-44%
28%
48%
30%
65-69%
50%
Student : Teacher Ratio
13:1
13:1
American Indian
n/a
1%
Asian
12%
6%
Hispanic
14%
28%
Black
4%
16%
White
65%
45%
Hawaiian
n/a
n/a
Two or more races
5%
4%
All Ethnic Groups
0.54
Eligible for Free Lunch
11%
43%
Eligible for Reduced Lunch
4%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Profile last updated: 02/09/2025

Frequently Asked Questions

What is Cass Jr High School's ranking?
Cass Jr High School is ranked #446 out of 3,426 schools, which ranks it among the top 20% of public schools in Illinois.
What schools are Cass Jr High School often compared to?
Cass Jr High Schoolis often viewed alongside schools like Eisenhower Jr High School, Gower Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
40-44% of students have achieved math proficiency (compared to the 28% IL state average), while 48% of students have achieved reading proficiency (compared to the 30% IL state average).
How many students attend Cass Jr High School?
327 students attend Cass Jr High School.
What is the racial composition of the student body?
65% of Cass Jr High School students are White, 14% of students are Hispanic, 12% of students are Asian, 5% of students are Two or more races, and 4% of students are Black.
What is the student:teacher ratio of Cass Jr High School?
Cass Jr High School has a student ration of 13:1, which is equal to the Illinois state average of 13:1.
What grades does Cass Jr High School offer ?
Cass Jr High School offers enrollment in grades 5-8
What school district is Cass Jr High School part of?
Cass Jr High School is part of Cass SD 63 School District.

School Reviews

5   12/22/2022
Challenging Curriculum; and Outstanding Staff!
- Posted by Parent - Anna Maria Garro

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Quick Stats (2025)

  • Grades: 5-8
  • Enrollment: 327 students
  • Student:Teacher Ratio: 13:1
  • Minority Enrollment: 35%
  • : Top 20%
  • : 40-44% (Top 20%)
  • : 48% (Top 20%)
  • : 65-69% (Top 20%)
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

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