Harlem High School (Harlem UD 122 SCH DIST.), Illinois - School Profile in 2023-2024 School Year
Updated on August 8, 2025.
Harlem High School is a High in Machesney Park, IL. It currently serves 1947 students (grades 09-12). The school is part of the Harlem UD 122 School District.
Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.
You can see similar information for other schools in Harlem UD 122 School District and all schools in Illinois.
Other Details
School Type: Regular School
School Level: High
Number of Students:1947
Number of Teachers: 138
Student/Teacher Ratio: 14.12
Location Info
Location: 9229 N Alpine Rd, Machesney Park, IL 61115
Mailing Address: 9229 N Alpine Rd, Machesney Park, IL 61115-1924
Phone: (815)654-4511
Website: http://harlem122.org
Data Source: NCES.
Student Population Per Grade
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| Grade | Population |
|---|---|
| Grade 10 | 447 |
| Grade 11 | 456 |
| Grade 12 | 417 |
| Grade 9 | 627 |
Gender/Sex of Harlem High School Student Population
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| Gender | Population | Percent of Population (%) |
|---|---|---|
| Male | 1039 | 53.36 |
| Female | 908 | 46.64 |
Race/Ethnicity Demography of Harlem High School Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 9 | 0.46 |
| Asian | 31 | 1.59 |
| Black or African American | 159 | 8.17 |
| Hispanic/Latino | 283 | 14.54 |
| Two or more races | 153 | 7.86 |
| White | 1312 | 67.39 |
Male - Race/Ethnicity Demography of Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 6 | 0.58 |
| Asian | 14 | 1.35 |
| Black or African American | 84 | 8.09 |
| Hispanic/Latino | 153 | 14.73 |
| Two or more races | 76 | 7.32 |
| White | 706 | 67.95 |
Female - Race/Ethnicity Demography of Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 3 | 0.33 |
| Asian | 17 | 1.87 |
| Black or African American | 75 | 8.26 |
| Hispanic/Latino | 130 | 14.32 |
| Two or more races | 77 | 8.48 |
| White | 606 | 66.74 |
Race Demography Per Grade
The tables below shows the Race/Ethnicity of the student population per grade.Grade 10 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 1 | 0.22 |
| Asian | 7 | 1.57 |
| Black or African American | 32 | 7.16 |
| Hispanic/Latino | 65 | 14.54 |
| Two or more races | 34 | 7.61 |
| White | 308 | 68.90 |
Grade 11 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 2 | 0.44 |
| Asian | 5 | 1.10 |
| Black or African American | 32 | 7.02 |
| Hispanic/Latino | 68 | 14.91 |
| Two or more races | 36 | 7.90 |
| White | 313 | 68.64 |
Grade 12 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 2 | 0.48 |
| Asian | 13 | 3.12 |
| Black or African American | 20 | 4.80 |
| Hispanic/Latino | 48 | 11.51 |
| Two or more races | 26 | 6.24 |
| White | 308 | 73.86 |
Grade 9 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 4 | 0.64 |
| Asian | 6 | 0.96 |
| Black or African American | 75 | 11.96 |
| Hispanic/Latino | 102 | 16.27 |
| Two or more races | 57 | 9.09 |
| White | 383 | 61.09 |