Other / mixed grade configuration · South Wilmington, IL
South Wilmington Grade School
Federal NCES profile for South Wilmington Grade School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 52/100.
The verdict
South Wilmington Grade School earns 52/100 on the Resource Investment Index, with class sizes smaller than 94% of Illinois schools. It is also one of the smallest schools in Illinois.
- 52
- Resource Index · Higher
- 9.1:1
- small classes for Illinois
- 73
- students enrolled
South Wilmington Grade School has class sizes smaller than 94% of Illinois schools. Computed live against every Illinois school reporting to NCES.
School address
NCES ID 173684003795 Verify on NCES CCD record →
NCES CCD universe card
School universe 173684003795 · South Wilmington, IL Other · SMALL · TRAD
73 enr · 9.1:1 · RII 52
Nearest enrollment peer: Ivalee Elementary School (200 students)
South Wilmington Grade School CCD stamps from the federal school universe. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
How South Wilmington Grade School compares
South Wilmington Grade 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 | 9.1:1 | ▼ 35% | 14:1 | 15.7:1 |
| Enrollment | 73 | top 97% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Equity indicators (what these measure)
Student demographics
Largest group: White at 100.0% of enrollment.
Simpson diversity index - at 0.0, South Wilmington Grade School is less mixed than the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for South Wilmington Ccsd 74, which includes South Wilmington Grade School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~73 students)
Frequently asked questions about South Wilmington Grade School
How many students attend South Wilmington Grade School?
South Wilmington Grade School has 73 students enrolled. It is a public school in South Wilmington, IL.
What is the student-teacher ratio at South Wilmington Grade School?
The student-teacher ratio at South Wilmington Grade School is 9.1:1, which is 35% lower than the Illinois average of 14:1 and 42% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of South Wilmington Grade School?
The largest demographic group at South Wilmington Grade School is White at 100.0% of enrollment, in South Wilmington, IL.
What is the Resource Investment Index for South Wilmington Grade School?
South Wilmington Grade School has a Resource Investment Index of 52/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
What other schools are in South Wilmington Ccsd 74?
None reported; South Wilmington Ccsd 74 operates only South Wilmington Grade 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, the data changelog, or report a data error. Data current as of August 2026.