Top Rankings
Harlem Unit School District 122 ranks among the top 20% of public school district in Illinois for:
Category
Attribute
Community Size
Largest student body (number of students) (Top 1%)
For the 2025-26 school year, there is 1 public high school serving 1,947 students in Harlem Unit School District 122. This district's average high testing ranking is 3/10, which is in the bottom 50% of public high schools in Illinois.
Public High School in Harlem Unit School District 122 have an average math proficiency score of 15% (versus the Illinois public high school average of 26%), and reading proficiency score of 21% (versus the 29% statewide average).
Public High School in Harlem Unit School District 122 have a Graduation Rate of 80%, which is less than the Illinois average of 87%.
The school with highest graduation rate is Harlem High School, with 80% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 33% 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
11 Schools
1,030 Schools
# Students
6,254 Students
605,599 Students
# Teachers
449 Teachers
42,717 Teachers
Student-Teacher Ratio
14:1
14:1
Student By Grade
District Rank
Harlem Unit School District 122, which is ranked within the bottom 50% 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 80% has increased from 76% over five school years.
Overall District Rank
#598 out of 865 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
18%
27%
Reading/Language Arts Test Scores (% Proficient)
22%
30%
Science Test Scores (% Proficient)
47%
50%
Graduation Rate
80%
87%
Students by Ethnicity:
Diversity Score
0.53
0.69
% American Indian
n/a
n/a
% Asian
1%
6%
% Hispanic
17%
29%
% Black
8%
16%
% White
66%
45%
% Hawaiian
n/a
n/a
% Two or more races
8%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $19,173 in this school district is less than the state median of $22,423. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $18,130 is less than the state median of $21,662. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$120 MM
$41,381 MM
Spending
$113 MM
$39,976 MM
Revenue / Student
$19,173
$22,423
Spending / Student
$18,130
$21,662
Best Harlem Unit School District 122 Public High Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Harlem High School
(Math: 15% | Reading: 21%)
Rank:
Rank:
4/
Bottom 50%10
9229 N Alpine Rd
Machesney Park, IL 61115
(815) 654-4511
Machesney Park, IL 61115
(815) 654-4511
Gr: 9-12 | 1,947 student Student-teacher ratio: 14:1 Minority enrollment: 33%
Recent Articles
How Public Schools Support Students on Free / Reduced-Lunch Programs
Explore how U.S. public schools support students eligible for free or reduced-price lunch through nutrition, academic, and wraparound services in 2025.
Hidden Costs of Public Schools: Fees, Supplies & Extras
Explore the hidden costs in public schools—fees, supplies, extracurriculars—and how parents can plan for them in 2025.
Public School Funding 2025: What Families Should Know
Essential insights on public school funding in 2025—how it works, what’s changing, and what families should know to stay ahead.
