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 2026-27 school year, there are 2 public high schools serving 2,583 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 47% 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
1,037 Schools
# Students
2,583 Students
599,453 Students
# Teachers
203 Teachers
42,661 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 861 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%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
30%
27%
Showing 2012–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
45%
30%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
73%
50%
Graduation Rate
95%
87.6%
Chronically Absent Students
(2022-23)24.7%
29.7%
Students by Ethnicity:
Diversity Score
0.63
0.69
Showing 2014–2023. Full 36-year historical data available below ↓
% American Indian
n/a
n/a
% Asian
6%
6%
Showing 2014–2023. Full 36-year historical data available below ↓
% Hispanic
29%
29%
Showing 2014–2023. Full 36-year historical data available below ↓
% Black
7%
16%
Showing 2014–2023. Full 36-year historical data available below ↓
% White
53%
45%
Showing 2014–2023. Full 36-year historical data available below ↓
% Hawaiian
n/a
n/a
% Two or more races
5%
4%
Showing 2014–2023. Full 13-year historical data available below ↓
All Ethnic Groups
District Revenue and Spending
The revenue/student of $31,866 is higher than the state median of $25,132. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $29,401 is higher than the state median of $24,168. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$82 MM
$46,284 MM
Showing 2014–2023. Full 34-year historical data available below ↓
Spending
$76 MM
$44,509 MM
Showing 2014–2023. Full 34-year historical data available below ↓
Revenue / Student
$31,866
$25,132
Showing 2014–2023. Full 34-year historical data available below ↓
Spending / Student
$29,401
$24,168
Showing 2014–2023. Full 34-year historical data available below ↓
Best Grayslake CHSD 127 School District Public High Schools (2026-27)
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 | 1,208 students Student-teacher ratio: 12:1 Minority enrollment: 52%
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 students Student-teacher ratio: 13:1 Minority enrollment: 42%
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