B−
Harlem High School
PublicHighGrades 9–12
9229 N Alpine Rd, Machesney Park, IL 61115 · (815) 654-4511 · Part of Harlem Unit School District 122
Students
1,884
Students per teacher
14:1
Free or reduced lunch
55%
Setting
Suburb
Grades
9–12
What stands out about Harlem High School
- Math proficiency 8 pts below the state
- Reading / language arts 8 pts below the state
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency18%
State average 25.9%
Reading / language arts23%
State average 30.7%
Location
Directions ↗
9229 N Alpine Rd, Machesney Park
Students
Enrollment by grade
Grade 9479
Grade 10448
Grade 11483
Grade 12474
Enrollment over time
2,004’20
1,967’21
1,875’22
1,947’23
1,884’24
Down 6% since 2020.
Who goes here
White 65%Hispanic 17%Two or more races 9%Black 8%Asian 1%American Indian/Alaska Native <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Harlem High School.
Other schools in Harlem Unit School District 122
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.