Top Rankings
Grayslake CHSD 127 School District ranks among the top 20% of public school district in Illinois for:
Category
Attribute
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 20%)
Science Proficiency
Highest science proficiency (Top 20%)
Graduation Rate
Highest graduation rate (Top 5%)
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025-26 school year, there are 2 public high schools serving 2,581 students in Grayslake CHSD 127 School District. 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 Grayslake CHSD 127 School District have an average math proficiency score of 30% (versus the Illinois public high school average of 26%), and reading proficiency score of 45% (versus the 29% statewide average).
Public High School in Grayslake CHSD 127 School District have a Graduation Rate of 95%, which is more than the Illinois average of 87%.
The school with highest graduation rate is Grayslake Central High School, with 97% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 46% 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
2 Schools
1,032 Schools
# Students
2,581 Students
605,599 Students
# Teachers
205 Teachers
42,722 Teachers
Student-Teacher Ratio
13:1
13:1
Student By Grade
District Rank
Grayslake CHSD 127 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 stayed relatively flat over five school years.
Overall District Rank
#221 out of 865 school districts
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
30%
27%
Reading/Language Arts Test Scores (% Proficient)
45%
30%
Science Test Scores (% Proficient)
73%
50%
Graduation Rate
95%
87%
Students by Ethnicity:
Diversity Score
0.63
0.69
% American Indian
n/a
n/a
% Asian
7%
6%
% Hispanic
28%
29%
% Black
6%
16%
% White
54%
45%
% Hawaiian
n/a
n/a
% Two or more races
5%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $34,118 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 $33,138 is higher than the state median of $21,662. The school district spending/student has grown by 6% over four school years.
Total Revenue
$88 MM
$41,381 MM
Spending
$86 MM
$39,976 MM
Revenue / Student
$34,118
$22,423
Spending / Student
$33,138
$21,662
Best Grayslake CHSD 127 School District Public High Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Grayslake North High School
(Math: 32% | Reading: 43%)
Rank:
Rank:
8/
Top 30%10
1925 N Il Route 83
Grayslake, IL 60030
(847) 986-3100
Grayslake, IL 60030
(847) 986-3100
Gr: 9-12 | 1,206 student Student-teacher ratio: 12:1 Minority enrollment: 51%
Rank: #22.
Grayslake Central High School
(Math: 29% | Reading: 47%)
Rank:
Rank:
8/
Top 30%10
400 N Lake St
Grayslake, IL 60030
(847) 986-3300
Grayslake, IL 60030
(847) 986-3300
Gr: 9-12 | 1,375 student Student-teacher ratio: 13:1 Minority enrollment: 42%
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