Enrollment
424
Illinois · 2024-25 NCES data
Other / mixed grade configuration · Deerfield, IL
Federal NCES profile for South Park Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 53/100.
The verdict
South Park Elem School earns 53/100 on the Resource Investment Index, with class sizes smaller than 83% of Illinois schools.
South Park Elem School has class sizes smaller than 83% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, South Park Elem School ranks #4 of 7 public schools in Deerfield, IL.
NCES ID 171198001442 Verify on NCES CCD record →
Enrollment
424
Illinois · 2024-25 NCES data
Teachers (FTE)
40.0
Federal CCD staff survey
Students per teacher
11:1
vs 14:1 Illinois avg
-21% vs state
How South Park Elem School compares with Illinois and U.S. medians
Smaller classes than state median
11:1 - 3.0 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
South Park Elem School is a mid-sized combined-grade school in Deerfield, Illinois, enrolling 424 students.
Class sizes run a bit leaner than typical: 11:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
With 424 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 predominantly White (82% of enrollment) (diversity index 32/100).
Counselor coverage runs a bit thin, about 303 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Attendance holds up well here: only 5.7% of students were chronically absent, below the typical post-pandemic national figure.
The surrounding Deerfield Sd 109 spends $24,889 per pupil, 46% above the Illinois average, a better-resourced district than most.
Deerfield Sd 109 also operates Wilmot Elem School (477 students) and Alan B Shepard Middle School (476 students) alongside South Park Elem 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
South Park 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 | 11:1 | ▼ 21% | 14:1 | 15.7:1 |
| Enrollment | 424 | top 41% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Largest group: White at 81.8% of enrollment.
Simpson diversity index - at 32.1, South Park Elem School is less mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Deerfield Sd 109, which includes South Park 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 |
|---|---|---|---|
| Wilmot Elem School | Similar size | No free-lunch data | Similar S:T ratio |
| Alan B Shepard Middle School | Similar size | No free-lunch data | Lower S:T ratio |
| Kipling Elem School | Similar size | No free-lunch data | Similar S:T ratio |
| Walden Elem School | Similar size | No free-lunch data | Higher S:T ratio |
| Charles J Caruso Middle School | Similar size | No free-lunch data | Lower S:T ratio |
Comparisons are relative to South Park Elem School's own figures; each column derives from NCES Common Core of Data.
Next steps
Verify locally before acting on South Park 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.
South Park Elem School has 424 students enrolled. It is a public school in Deerfield, IL.
The student-teacher ratio at South Park Elem School is 11:1, which is 21% lower than the Illinois average of 14:1 and 30% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at South Park Elem School is White at 81.8% of enrollment, in Deerfield, IL.
South Park Elem School has a Resource Investment Index of 53/100 (higher 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, South Park Elem School ranks #4 of 7 public schools in Deerfield, 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 Deerfield on the city page.
South Park Elem School earns 53/100 on the Resource Investment Index, with class sizes smaller than 83% 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 South Park Elem School, Deerfield Sd 109 also operates Wilmot Elem School (477 students), Alan B Shepard Middle School (476 students), and Kipling Elem School (452 students). See the Deerfield Sd 109 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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