Enrollment
499
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Norridge, IL
Federal NCES profile for J Giles Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
The verdict
J Giles Elem School earns 38/100 on the Resource Investment Index, with class sizes larger than 88% of Illinois schools.
J Giles Elem School has class sizes larger than 88% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, J Giles Elem School ranks #3 of 4 public schools in Norridge, IL.
NCES ID 172865006555 Verify on NCES CCD record →
Enrollment
499
Illinois · 2024-25 NCES data
Teachers (FTE)
29.0
Federal CCD staff survey
Students per teacher
17.2:1
vs 14:1 Illinois avg
+23% vs state
How J Giles Elem School compares with Illinois and U.S. medians
Larger classes than state median
17.2:1 - 3.2 above the Illinois state median of 14:1, indicating larger average class loads than typical schools in the state.
J Giles Elem School is a mid-sized elementary school in Norridge, Illinois, enrolling 499 students.
Class loads run heavy: 17.2:1 is larger than about 88% of Illinois schools and 23% above the 14:1 state mean, so each teacher carries more students than is typical.
Enrollment of 499 puts it in the larger third of Illinois schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 3,845 scored Illinois schools.
Its student body is led by White (69%) and Hispanic or Latino (19%) (diversity index 48/100).
Attendance runs somewhat below the norm, with 19.0% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Norridge Sd 80 spends $13,465 per pupil, 21% below the Illinois average, a leaner-resourced district than most.
Its district, Norridge Sd 80, also runs J Leigh Elem School (612 students).
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
J Giles 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 | 17.2:1 | ▲ 23% | 14:1 | 15.7:1 |
| Enrollment | 499 | top 31% | - | - |
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 68.7% of enrollment.
Simpson diversity index - at 48.1, J Giles Elem School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Norridge Sd 80, which includes J Giles 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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| J Leigh Elem School | Similar size | No free-lunch data | Lower S:T ratio |
Comparisons are relative to J Giles Elem 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 J Giles 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.
J Giles Elem School has 499 students enrolled. It is an elementary school in Norridge, IL.
The student-teacher ratio at J Giles Elem School is 17.2:1, which is 23% higher than the Illinois average of 14:1 and 10% higher than the national average of 15.7:1.
The largest demographic group at J Giles Elem School is White at 68.7% of enrollment, in Norridge, IL.
J Giles Elem School has a Resource Investment Index of 38/100 (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).
By Resource Investment Index, J Giles Elem School ranks #3 of 4 public schools in Norridge, 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 Norridge on the city page.
J Giles Elem School earns 38/100 on the Resource Investment Index, with class sizes larger than 88% of Illinois schools. 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 J Giles Elem School, Norridge Sd 80 also operates J Leigh Elem School (612 students). See the Norridge Sd 80 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, “J Giles Elem School, Norridge 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/j-giles-elem-school-il
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