Enrollment
382
Illinois · 2024-25 NCES data
Middle school (grades 6-8) · Harrisburg, IL
Federal NCES profile for Harrisburg Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 34/100.
The verdict
Harrisburg Middle School earns 34/100 on the Resource Investment Index, with class sizes near the Illinois median.
Harrisburg Middle School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Harrisburg Middle School ranks #5 of 6 public schools in Harrisburg, IL.
NCES ID 171827002116 Verify on NCES CCD record →
Enrollment
382
Illinois · 2024-25 NCES data
Teachers (FTE)
31.0
Federal CCD staff survey
Students per teacher
12.3:1
vs 14:1 Illinois avg
-12% vs state
How Harrisburg Middle School compares with Illinois and U.S. medians
At or below state median
12.3:1 - 1.7 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
Harrisburg Middle School is a mid-sized middle school in Harrisburg, Illinois, enrolling 382 students.
Class sizes run a bit leaner than typical: 12.3:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
With 382 students, its enrollment sits close to the Illinois median campus size.
Its Resource Investment Index lands in the lower third of 3,845 scored Illinois schools.
Its student body is predominantly White (83% of enrollment) (diversity index 30/100).
Counselor availability sits well past the ASCA benchmark, roughly 382 students sharing each counselor, though short of the most stretched campuses.
Chronic absenteeism is elevated: 27.7% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Discipline events run high: 156 in- and out-of-school suspensions were reported for 382 students in the 2021-22 Civil Rights Data Collection.
The federal civil-rights collection also records 5 expulsions at this campus for 2021-22.
Harrisburg Cusd 3 also operates Harrisburg High School (491 students) and West Side Primary School (400 students) alongside Harrisburg Middle School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
Harrisburg Middle School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.3:1 | ▼ 12% | 14:1 | 15.7:1 |
| Enrollment | 382 | top 48% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: White at 83.0% of enrollment.
Simpson diversity index - at 30.1, Harrisburg Middle School is less mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Harrisburg Cusd 3, which includes Harrisburg Middle School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Harrisburg High School | Larger | No free-lunch data | Similar S:T ratio |
| West Side Primary School | Similar size | No free-lunch data | Similar S:T ratio |
| East Side Intermediate School | Similar size | No free-lunch data | Similar S:T ratio |
| Bulldog Early Learning Academy | Smaller | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Harrisburg Middle School's own figures; each column derives from NCES Common Core of Data.
Matched by enrollment size and by staffing ratio across all of Illinois, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Harrisburg Middle School's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Harrisburg Middle School has 382 students enrolled. It is a middle school in Harrisburg, IL.
The student-teacher ratio at Harrisburg Middle School is 12.3:1, which is 12% lower than the Illinois average of 14:1 and 22% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Harrisburg Middle School is White at 83.0% of enrollment, in Harrisburg, IL.
Harrisburg Middle School has a Resource Investment Index of 34/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Harrisburg Middle School ranks #5 of 6 public schools in Harrisburg, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Harrisburg on the city page.
Harrisburg Middle School earns 34/100 on the Resource Investment Index, with class sizes near the Illinois median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
Besides Harrisburg Middle School, Harrisburg Cusd 3 also operates Harrisburg High School (491 students), West Side Primary School (400 students), and East Side Intermediate School (397 students). See the Harrisburg Cusd 3 district page for the complete list.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.
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PlainSchools, “Harrisburg Middle School, Harrisburg IL.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/harrisburg-middle-school-il
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