- Enrollment
- 1,024
- Students per teacher
- 14.2:1
- Resource Index
- 48/100
Other / mixed grade configuration · Arlington Heights, IL
Greenbrier Elem School
Federal NCES profile for Greenbrier Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 54/100.
2024-25 NCES dataOther / mixed grade configurationNCES 170414000096
👥 S:T ratio 63
🌟 Gifted program 30
📋 Attendance 71
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Greenbrier Elem School earns 54/100 on the Resource Investment Index, with class sizes smaller than 94% of Illinois schools.
- #3 of 13
- public schools in Arlington Heights · Resource Index
- 54
- Resource Index · Higher
- 9.3:1
- small classes for Illinois
- 280
- students enrolled
Greenbrier Elem School has class sizes smaller than 94% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Greenbrier Elem School ranks #3 of 13 public schools in Arlington Heights, IL.
School address
District: Arlington Heights Sd 25 · Illinois
NCES ID 170414000096 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-8 students YoY
Greenbrier Elem School held near 289 students from 2022-23 to 2023-24 (-8 headcount).
Teacher FTE lost 30.5 → 29.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-8 students YoY 170414000096 · Arlington Heights, IL Other · SMALL · TRAD
280 enr · 9.3:1 · RII 54
Nearest enrollment peer: Thomas Middle School (1,024 students)
Greenbrier Elem School held near 289 students from 2022-23 to 2023-24 (-8 headcount). Teacher FTE lost 30.5 → 29.5 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Greenbrier Elem School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Thomas Middle
Thomas Middle School
1,024 students
- South Middle S
South Middle School
812 students
- Olive-Mary Sti
Olive-Mary Stitt School
671 students
- Westgate Elem
Westgate Elem School
633 students
- Ivy Hill Elem
Ivy Hill Elem School
593 students
- This school 280
Greenbrier Elem School
280 students
What this shows Greenbrier Elem School reports 280 students on the CCD universe file.
How Greenbrier Elem School compares
Greenbrier Elem School held steady on CCD headcount: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 9.3:1 | ▼ 34% | 14:1 | 15.7:1 |
| Enrollment | 280 | top 68% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.3:1
Leaner classes than 92% of US schools, among the more generously staffed nationally.
280
Bigger than 29% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
9.3:1
students per teacher
- 34% below state mean
Top 6% in Illinois - lower ratio than 94% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
11.8%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$18,806
per pupil, district-wide
- above Illinois avg of $18,196
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 65.0%
Asian 26.4%
Hispanic or Latino 6.1%
African American 1.8%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.4%
Largest group: White at 65.0% of enrollment.
Student-body diversity index 50.4/100
Simpson diversity index - at 50.4, Greenbrier Elem School is more mixed than the Illinois school average of 38.9.
Programs
District finance for Arlington Heights Sd 25 reports $18,806 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Greenbrier Elem School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Thomas Middle School | Larger | No free-lunch data | Higher S:T ratio |
| South Middle School | Larger | No free-lunch data | Higher S:T ratio |
| Olive-Mary Stitt School | Larger | No free-lunch data | Higher S:T ratio |
| Westgate Elem School | Larger | No free-lunch data | Higher S:T ratio |
| Ivy Hill Elem School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Greenbrier Elem School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 812
- Students per teacher
- 12.1:1
- Resource Index
- 49/100
- Enrollment
- 671
- Students per teacher
- 16.4:1
- Resource Index
- 48/100
- Enrollment
- 633
- Students per teacher
- 13.5:1
- Resource Index
- 52/100
- Enrollment
- 593
- Students per teacher
- 16.5:1
- Resource Index
- 41/100
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 (~280 students)
Frequently asked questions about Greenbrier Elem School
How many students attend Greenbrier Elem School?
Greenbrier Elem School has 280 students enrolled. It is a public school in Arlington Heights, IL. CCD year-over-year: 297 (2022-23) → 289 (2023-24), nearly flat (-8).
What is the student-teacher ratio at Greenbrier Elem School?
The student-teacher ratio at Greenbrier Elem School is 9.3:1, which is 34% lower than the Illinois average of 14:1 and 41% 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 Greenbrier Elem School?
The largest demographic group at Greenbrier Elem School is White at 65.0% of enrollment, in Arlington Heights, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 50.4/100.
What is the Resource Investment Index for Greenbrier Elem School?
Greenbrier Elem School has a Resource Investment Index of 54/100 (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).
How does Greenbrier Elem School rank among public schools in Arlington Heights?
By Resource Investment Index, Greenbrier Elem School ranks #3 of 13 public schools in Arlington Heights, 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 Arlington Heights on the city page.
What other schools are in Arlington Heights Sd 25?
Besides Greenbrier Elem School, Arlington Heights Sd 25 also operates Thomas Middle School (1,024 students), South Middle School (812 students), and Olive-Mary Stitt School (671 students). See the Arlington Heights Sd 25 district page for the complete list.