Enrollment
360
Illinois · 2024-25 NCES data
Other / mixed grade configuration · Buffalo Grove, IL
Federal NCES profile for Willow Grove Early Learning Ctr, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
The verdict
Willow Grove Early Learning Ctr earns 47/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more racially and ethnically mixed than most Illinois schools.
Willow Grove Early Learning Ctr has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Willow Grove Early Learning Ctr ranks #2 of 3 schools in Buffalo Grove, IL.
NCES ID 172103002388 Verify on NCES CCD record →
Enrollment
360
Illinois · 2024-25 NCES data
Teachers (FTE)
26.0
Federal CCD staff survey
Students per teacher
13.8:1
vs 14:1 Illinois avg
-1% vs state
How Willow Grove Early Learning Ctr compares with Illinois and U.S. medians
At or below state median
13.8:1 - 0.2 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
Willow Grove Early Learning Ctr is a mid-sized combined-grade school in Buffalo Grove, Illinois, enrolling 360 students.
At 13.8:1, 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 360 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 (46%) and Asian (42%), more mixed than most schools in the state (diversity index 61/100).
13.3% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Kildeer Countryside Ccsd 96 spends $21,048 per pupil, 24% above the Illinois average, a better-resourced district than most.
Among Buffalo Grove's public schools, it stands alongside Joyce Kilmer Elem School (590 students): Willow Grove Early Learning Ctr is smaller than that campus by headcount and runs leaner classes (13.8:1 vs 16.9:1).
Kildeer Countryside Ccsd 96 also operates Woodlawn Middle School (632 students) and Twin Groves Middle School (625 students) alongside Willow Grove Early Learning Ctr.
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
Willow Grove Early Learning Ctr on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.8:1 | ▼ 1% | 14:1 | 15.7:1 |
| Enrollment | 360 | top 52% | - | - |
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 45.6% of enrollment.
Simpson diversity index - at 60.7, Willow Grove Early Learning Ctr is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Kildeer Countryside Ccsd 96, which includes Willow Grove Early Learning Ctr.
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 |
|---|---|---|---|
| Woodlawn Middle School | Larger | No free-lunch data | Similar S:T ratio |
| Twin Groves Middle School | Larger | No free-lunch data | Similar S:T ratio |
| Ivy Hall Elementary School | Larger | No free-lunch data | Similar S:T ratio |
| Prairie Elementary School | Larger | No free-lunch data | Higher S:T ratio |
| Country Meadows Elem School | Similar size | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Willow Grove Early Learning Ctr's own figures; each column derives from NCES Common Core of Data.
2 comparable other schools (grades Mixed) serving the same city.
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 Willow Grove Early Learning Ctr'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.
Willow Grove Early Learning Ctr has 360 students enrolled. It is a public school in Buffalo Grove, IL.
The student-teacher ratio at Willow Grove Early Learning Ctr is 13.8:1, which is 1% lower than the Illinois average of 14:1 and 12% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Willow Grove Early Learning Ctr is White at 45.6% of enrollment, in Buffalo Grove, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 60.7/100.
Willow Grove Early Learning Ctr 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).
By Resource Investment Index, Willow Grove Early Learning Ctr ranks #2 of 3 schools in Buffalo Grove, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Buffalo Grove on the city page.
Willow Grove Early Learning Ctr earns 47/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more racially and ethnically mixed than most 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 Willow Grove Early Learning Ctr, Kildeer Countryside Ccsd 96 also operates Woodlawn Middle School (632 students), Twin Groves Middle School (625 students), and Ivy Hall Elementary School (482 students). See the Kildeer Countryside Ccsd 96 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, “Willow Grove Early Learning Ctr, Buffalo Grove 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/willow-grove-early-learning-ctr-il
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