Community High School District 155

1 Virginia Rd
Crystal Lake, IL 60014-7901
(District boundaries shown in map)
8/
10
Top 30%

Top Rankings

Community High School District 155 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 2025-26 school year, there are 5 public high schools serving 5,340 students in Community High School District 155. This district's average high testing ranking is 9/10, which is in the top 20% of public high schools in Illinois.
Public High Schools in Community High School District 155 have an average math proficiency score of 34% (versus the Illinois public high school average of 26%), and reading proficiency score of 39% (versus the 29% statewide average).
Public High School in Community High School District 155 have a Graduation Rate of 95%, which is more than the Illinois average of 87%.
The school with highest graduation rate is Cary-grove Community High School, with 96% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 28% 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
5 Schools
1,030 Schools
# Students
5,340 Students
605,599 Students
# Teachers
324 Teachers
42,717 Teachers
Student-Teacher Ratio
17:1
17:1

Student By Grade

District Rank

Community High School District 155, 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.
This School District
State Average (IL)
#235 out of 865 school districts
(Top 30%)
34%
27%
39%
30%
65%
50%
95%
87%

Students by Ethnicity:

0.44
0.69
% American Indian
1%
n/a
% Asian
3%
6%
% Hispanic
21%
29%
% 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 $22,423. 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 $21,662. The school district spending/student has grown by 6% over four school years.
This School District
This State (IL)
Total Revenue
$147 MM
$41,381 MM
Spending
$147 MM
$39,976 MM
Revenue / Student
$27,470
$22,423
Spending / Student
$27,517
$21,662

Best Community High School District 155 Public High Schools (2025-26)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Cary-grove Community High School
(Math: 40% | Reading: 41%)
Rank:
8/
10
Top 30%
2208 3 Oaks Rd
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:
8/
10
Top 30%
6000 Dvorak Dr
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:
7/
10
Top 50%
1200 S Mchenry Ave
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:
7/
10
Top 50%
45 W Franklin Ave
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:
2/
10
Bottom 50%
1200 S Mchenry Ave
Crystal Lake, IL 60014
(815) 893-5300
Gr: 9-12

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Quick Facts (2025-26)

  • District size: 5 schools
  • Grades: 09-12
  • Enrollment: 5,340 students
  • Student-Teacher Ratio: 17:1
  • Minority Enrollment: 28%
  • : 95% (Top 5% in IL)
  • : Top 30%
  • : 34% (Top 30%)
  • : 39% (Top 30%)
  • : 65% (Top 30%)
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

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