Enrollment
447
Illinois · 2024-25 NCES data
Other / mixed grade configuration · Wonder Lake, IL
Federal NCES profile for Harrison Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
The verdict
Harrison Elem School earns 47/100 on the Resource Investment Index, with class sizes near the Illinois median.
Harrison Elem School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
NCES ID 171836002120 Verify on NCES CCD record →
Enrollment
447
Illinois · 2024-25 NCES data
Teachers (FTE)
32.0
Federal CCD staff survey
Students per teacher
14:1
vs 14:1 Illinois avg
+0% vs state
How Harrison Elem School compares with Illinois and U.S. medians
Harrison Elem School is a mid-sized combined-grade school in Wonder Lake, Illinois, enrolling 447 students.
At 14:1, its student-teacher ratio sits close to the Illinois median, within a few percentage points of the 14:1 state norm, neither notably crowded nor notably small.
With 447 students, its enrollment sits close to the Illinois median campus size.
Its Resource Investment Index lands in the upper third of 3,845 scored Illinois schools.
Its student body is led by White (67%) and Hispanic or Latino (25%) (diversity index 49/100).
12.8% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Harrison Sd 36 operates only this one school, so Harrison Elem School has no district-mates to compare against locally.
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
Harrison Elem 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 | 14:1 | ▼ 0% | 14:1 | 15.7:1 |
| Enrollment | 447 | top 38% | - | - |
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 66.7% of enrollment.
Simpson diversity index - at 49.0, Harrison Elem School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Harrison Sd 36, which includes Harrison Elem 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.
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 Harrison Elem 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.
Harrison Elem School has 447 students enrolled. It is a public school in Wonder Lake, IL.
The student-teacher ratio at Harrison Elem School is 14:1, which is 0% higher than the Illinois average of 14:1 and 11% lower than the national average of 15.7:1.
The largest demographic group at Harrison Elem School is White at 66.7% of enrollment, in Wonder Lake, IL.
Harrison Elem School has a Resource Investment Index of 47/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
Harrison Elem School earns 47/100 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.
None reported; Harrison Sd 36 operates only Harrison Elem School as a public school district in NCES's records.
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.