Top Rankings
CHSD 155 School District ranks among the top 20% of public school district in Illinois for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 5%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 5 public schools serving 5,340 students in CHSD 155 School District. This district's average testing ranking is 8/10, which is in the top 30% of public schools in Illinois.
Public Schools in CHSD 155 School District have an average math proficiency score of 34% (versus the Illinois public school average of 27%), and reading proficiency score of 39% (versus the 30% statewide average).
Minority enrollment is 28% 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
5 Schools
4,399 Schools
# Students
5,340 Students
1,881,779 Students
# Teachers
324 Teachers
136,665 Teachers
Student-Teacher Ratio
17:1
17:1
Student By Grade
District Rank
CHSD 155 School District, which is ranked within the top 30% 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 95% has decreased from 96% over five school years.
Overall District Rank
#235 out of 865 school districts
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
34%
27%
Reading/Language Arts Test Scores (% Proficient)
39%
30%
Science Test Scores (% Proficient)
65%
50%
Graduation Rate
95%
87%
Students by Ethnicity:
Diversity Score
0.44
0.70
% American Indian
1%
1%
% Asian
3%
6%
% Hispanic
21%
28%
% Black
2%
16%
% White
72%
45%
% Hawaiian
n/a
n/a
% Two or more races
1%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $27,470 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 $27,517 is higher than the state median of $21,244. The school district spending/student has grown by 6% over four school years.
Total Revenue
$147 MM
$41,381 MM
Spending
$147 MM
$39,976 MM
Revenue / Student
$27,470
$21,990
Spending / Student
$27,517
$21,244
Best CHSD 155 School District Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Cary-grove Community High School
(Math: 40% | Reading: 41%)
Rank:
Rank:
8/
Top 30%10
2208 3 Oaks Rd
Cary, IL 60013
(847) 639-3825
Cary, IL 60013
(847) 639-3825
Gr: 9-12 | 1,413 student Student-teacher ratio: 17:1 Minority enrollment: 25%
Rank: #22.
Prairie Ridge High School
(Math: 41% | Reading: 40%)
Rank:
Rank:
8/
Top 30%10
6000 Dvorak Dr
Crystal Lake, IL 60012
(815) 479-0404
Crystal Lake, IL 60012
(815) 479-0404
Gr: 9-12 | 1,138 student Student-teacher ratio: 16:1 Minority enrollment: 19%
Rank: #33.
Crystal Lake South High School
(Math: 26% | Reading: 41%)
Rank:
Rank:
7/
Top 50%10
1200 S Mchenry Ave
Crystal Lake, IL 60014
(815) 455-3860
Crystal Lake, IL 60014
(815) 455-3860
Gr: 9-12 | 1,291 student Student-teacher ratio: 17:1 Minority enrollment: 32%
Rank: #44.
Crystal Lake Central High School
(Math: 31% | Reading: 34%)
Rank:
Rank:
7/
Top 50%10
45 W Franklin Ave
Crystal Lake, IL 60014
(815) 459-2505
Crystal Lake, IL 60014
(815) 459-2505
Gr: 9-12 | 1,498 student Student-teacher ratio: 18:1 Minority enrollment: 33%
Rank: #55.
Haber Oaks Campus
Alternative School
(Math: ≤10% | Reading: ≤10% )
Rank:
Rank:
2/
Bottom 50%10
1200 S Mchenry Ave
Crystal Lake, IL 60014
(815) 893-5300
Crystal Lake, IL 60014
(815) 893-5300
Gr: 9-12
Frequently Asked Questions
How many schools belong to CHSD 155 School District?
CHSD 155 School District manages 5 public schools serving 5,340 students.
What is the rank of CHSD 155 School District?
CHSD 155 School District is ranked #235 out of 864 school districts in Illinois (top 30%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of Illinois school districts for: Highest graduation rate (Top 5%) and Largest student body (number of students) (Top 1%)
What is the racial composition of students in CHSD 155 School District?
72% of CHSD 155 School District students are White, 21% of students are Hispanic, 3% of students are Asian, 2% of students are Black, 1% of students are American Indian, and 1% of students are Two or more races.
What is the student/teacher ratio of CHSD 155 School District?
CHSD 155 School District has a student/teacher ratio of 17:1, which is higher than the Illinois state average of 14:1.
What is CHSD 155 School District's spending/student ratio?
The school district's spending/student of $27,517 is higher than the state median of $21,244. The school district spending/student has grown by 6% over four school years.
Recent Articles

Why Single-Sex Public Schools are Growing in Popularity
This article examines the growing trend of single-sex public schools in the United States. It explores the potential benefits, research findings, and controversies surrounding gender-specific education, as well as the factors driving its increasing popularity among parents and educators.

When Teachers Cheat: The Standardized Test Controversies
Teachers across the country are being accused of cheating on standardized tests, using erasers to conveniently change their students’ answers. However, are these teachers driven to cheat because the funding system is flawed?

When Field Trips Turn Deadly: Who is Responsible?
Recent deaths during field trips have parents and school officials questioning the safety of these excursions. Learn about these tragedies and what parameters should be in place to ensure a safe field trip.