CHSD 99 School District

6301 Springside Ave
Downers Grove, IL 60516-2488
(District boundaries shown in map)
9/
10
Top 20%

Top Rankings

CHSD 99 School District ranks among the top 20% of public school district in Illinois for:

Category
Attribute
Overall Rank
Highest overall rank (Top 20%)
Math Proficiency
Highest math proficiency (Top 20%)
Graduation Rate
Highest graduation rate (Top 20%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 2 public schools serving 4,708 students in CHSD 99 School District. This district's average testing ranking is 9/10, which is in the top 20% of public schools in Illinois.
Public Schools in CHSD 99 School District have an average math proficiency score of 46% (versus the Illinois public school average of 26%), and reading proficiency score of 41% (versus the 30% statewide average).
Minority enrollment is 38% of the student body (majority Hispanic), which is less than the Illinois public school average of 56% (majority Hispanic).

Overview

This School District
This State (IL)
# Schools
2 Schools
4,399 Schools
# Students
4,708 Students
1,881,773 Students
# Teachers
331 Teachers
136,664 Teachers
Student : Teacher Ratio
14:1
14:1

District Rank

CHSD 99 School District, which is ranked within the top 20% of all 844 school districts in Illinois (based off of combined math and reading proficiency testing data) for the 2020-2021 school year.
The school district's graduation rate of 94% has increased from 92% over five school years.
This School District
State Average (IL)
#127 out of 852 school districts
(Top 20%)
This chart displays the overall district rank of CHSD 99  School District, with the latest 2021-22 school year data.
(20-21)
46%
28%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Math of CHSD 99  School District and the percentage of public school students that scored at or above 'proficient' levels in Math of Illinois by year, with the latest 2020-21 school year data.
41%
30%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of CHSD 99  School District and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Illinois by year, with the latest 2021-22 school year data.
63%
50%
94%
87%
This chart displays public school graduation rate of CHSD 99  School District and public school graduation rate of Illinois by year, with the latest 2021-22 school year data.

Students by Ethnicity:

0.58
0.70
# American Indian Students
5 Students
4,556 Students
% American Indian Students
n/a
1%
# Asian Students
317 Students
103,630 Students
% Asian Students
7%
6%
# Hispanic Students
880 Students
517,685 Students
% Hispanic Students
19%
28%
# Black Students
396 Students
303,129 Students
% Black Students
8%
16%
# White Students
2,899 Students
837,178 Students
% White Students
62%
45%
# Hawaiian Students
16 Students
1,684 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
190 Students
78,057 Students
% of Two or more races Students
4%
4%

Students by Grade:

# Students in PK Grade:
-
79,660
# Students in K Grade:
-
120,716
# Students in 1st Grade:
-
126,380
# Students in 2nd Grade:
-
167,371
# Students in 3rd Grade:
-
130,316
# Students in 4th Grade:
-
130,337
# Students in 5th Grade:
-
129,914
# Students in 6th Grade:
-
132,189
# Students in 7th Grade:
-
135,696
# Students in 8th Grade:
-
137,626
# Students in 9th Grade:
1,136
149,483
# Students in 10th Grade:
1,189
150,499
# Students in 11th Grade:
1,143
146,819
# Students in 12th Grade:
1,240
144,755
# Ungraded Students:
-
12

District Revenue and Spending

The revenue/student of $27,907 is higher than the state median of $21,990. The school district revenue/student has grown by 6% over four school years.
The school district's spending/student of $37,915 is higher than the state median of $21,244. The school district spending/student has grown by 6% over four school years.
This School District
This State (IL)
Total Revenue
$131 MM
$41,381 MM
This chart displays total revenue of CHSD 99  School District and median value from total revenues of all school districts in Illinois by year, with the latest 2020-21 school year data.
Spending
$179 MM
$39,976 MM
This chart displays total spending of CHSD 99  School District and median value from total spendings of all school districts in Illinois by year, with the latest 2020-21 school year data.
Revenue / Student
$27,907
$21,990
This chart displays average revenue per public school student in CHSD 99  School District and average revenue per public school student of all school districts in Illinois by year, with the latest 2020-21 school year data.
Spending / Student
$37,915
$21,244
This chart displays average spending per public school student in CHSD 99  School District and average spending per public school student of all school districts in Illinois by year, with the latest 2020-21 school year data.

Best CHSD 99 School District Public Schools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Community H S Dist 99 - North High School
Rank:
10/
10
Top 10%
4436 Main St
Downers Grove, IL 60515
(630) 795-8401
Grades: 9-12
| 2,104 students
Rank: #22.
Community H S Dist 99 - South High School
Rank:
8/
10
Top 30%
1436 Norfolk St
Downers Grove, IL 60516
(630) 795-8501
Grades: 9-12
| 2,604 students

Frequently Asked Questions

How many schools belong to CHSD 99 School District?
CHSD 99 School District manages 2 public schools serving 4,708 students.
What is the rank of CHSD 99 School District?
CHSD 99 School District is ranked #127 out of 844 school districts in Illinois (top 20%) based off of combined math and reading proficiency testing data for the 2020-2021 school year. This district ranks in the top 20% of Illinois school districts for: Highest overall rank (Top 20%), Highest math proficiency (Top 20%), Highest graduation rate (Top 20%) and Largest student body (number of students) (Top 1%)
What is the racial composition of students in CHSD 99 School District?
62% of CHSD 99 School District students are White, 19% of students are Hispanic, 8% of students are Black, 7% of students are Asian, and 4% of students are Two or more races.
What is the student/teacher ratio of CHSD 99 School District?
CHSD 99 School District has a student/teacher ratio of 14:1, which is equal to the Illinois state average of 14:1.
What is CHSD 99 School District's spending/student ratio?
The school district's spending/student of $37,915 is higher than the state median of $21,244. The school district spending/student has grown by 6% over four school years.

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Quick Stats (2025)

  • District size: 2 schools
  • Grades: 09-12
  • Enrollment: 4,708 students
  • Student:Teacher Ratio: 14:1
  • Minority Enrollment: 38%
  • : 94% (Top 20% in IL)
  • : Top 20%
  • : 46% (Top 20%)
  • : 41% (Top 30%)
  • : 63% (Top 30%)
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

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