Enrollment
480
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Streamwood, IL
Glenbrook Elem School
Federal NCES profile for Glenbrook Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 41/100.
2024-25 NCES dataElementary school (grades K-5)NCES 171371001677
👥 S:T ratio 38
🌟 Gifted program 70
📋 Attendance 13
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Glenbrook Elem School earns 41/100 on the Resource Investment Index, with class sizes larger than 75% of Illinois schools. It is also more racially and ethnically mixed than most Illinois schools.
- #3 of 3
- elementary schools in Streamwood · Resource Index
- 41
- Resource Index · Typical
- 15.5:1
- large classes for Illinois
- 480
- students enrolled
Glenbrook Elem School has class sizes larger than 75% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Glenbrook Elem School ranks #3 of 3 elementary schools in Streamwood, IL.
School address
Teachers (FTE)
31.0
Federal CCD staff survey
Students per teacher
15.5:1
vs 14:1 Illinois avg
+11% vs state
Student-teacher ratio in context
How Glenbrook Elem School compares with Illinois and U.S. medians
What stands out at Glenbrook Elem School
Glenbrook Elem School is a mid-sized elementary school in Streamwood, Illinois, enrolling 480 students.
Class loads run somewhat heavier than typical: 15.5:1 puts it in the larger third of Illinois schools by student-teacher ratio.
Enrollment of 480 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 Hispanic or Latino (47%) and White (28%), more mixed than most schools in the state (diversity index 68/100).
Chronic absenteeism is elevated: 34.6% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among Streamwood's elementary schools, it stands alongside Ridge Circle Elem School (368 students): Glenbrook Elem School is larger than that campus by headcount and runs heavier classes (15.5:1 vs 13.1:1).
Sd U-46 also operates South Elgin High School (2,665 students) and Elgin High School (2,576 students) alongside Glenbrook 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
How Glenbrook Elem School compares
Glenbrook 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 | 15.5:1 | ▲ 11% | 14:1 | 15.7:1 |
| Enrollment | 480 | top 33% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.5:1
Leaner classes than 42% of US schools, a middle-of-the-pack class size.
480
Bigger than 59% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
15.5:1
students per teacher
- 11% above state mean
Top 75% in Illinois - lower ratio than 25% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
34.6%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$17,947
per pupil, district-wide
- above Illinois avg of $17,042
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
1
in-school suspensions + 1 out-of-school
Suspension rate: 0.2 per 100 students. Combined in-school and out-of-school rate: 0.4 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
Hispanic or Latino 47.3%
White 28.1%
Asian 11.7%
African American 7.1%
Two or More 4.6%
American Indian / Alaska Native 1.0%
Native Hawaiian / Pacific Islander 0.2%
Largest group: Hispanic or Latino at 47.3% of enrollment.
Student-body diversity index 67.6/100
Simpson diversity index - at 67.6, Glenbrook Elem School is more mixed than the Illinois school average of 38.9.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Sd U-46, which includes Glenbrook Elem School.
$17,947
Per student
+5%
vs Illinois
Avg $17,042
+8%
vs U.S.
Avg $16,593
Revenue mix
Local 43.9%
State 48.7%
Federal 7.5%
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.
How Glenbrook Elem School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| South Elgin High School | Larger | No free-lunch data | Similar S:T ratio |
| Elgin High School | Larger | No free-lunch data | Similar S:T ratio |
| Larkin High School | Larger | No free-lunch data | Similar S:T ratio |
| Bartlett High School | Larger | No free-lunch data | Similar S:T ratio |
| Streamwood High School | Larger | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Glenbrook Elem School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,665
- Students per teacher
- 15.5:1
- Resource Index
- 47/100
- Enrollment
- 2,576
- Students per teacher
- 16.8:1
- Resource Index
- 49/100
- Enrollment
- 2,174
- Students per teacher
- 16.9:1
- Resource Index
- 47/100
- Enrollment
- 2,037
- Students per teacher
- 14.9:1
- Resource Index
- 51/100
- Enrollment
- 1,890
- Students per teacher
- 16.7:1
- Resource Index
- 37/100
Similar elementary schools in Streamwood
2 comparable elementary schools (grades K-5) serving the same city.
Similar elementary schools statewide
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.
Similar enrollment (~480 students)
Similar student-teacher ratio (~15.5:1)
Next steps
Verify locally before acting on Glenbrook Elem School's federal record.
- Compare Glenbrook Elem School against another school. Compare schools
- Sd U-46's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Glenbrook Elem School
How many students attend Glenbrook Elem School?
Glenbrook Elem School has 480 students enrolled. It is an elementary school in Streamwood, IL.
What is the student-teacher ratio at Glenbrook Elem School?
The student-teacher ratio at Glenbrook Elem School is 15.5:1, which is 11% higher than the Illinois average of 14:1 and 1% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Glenbrook Elem School?
The largest demographic group at Glenbrook Elem School is Hispanic or Latino at 47.3% of enrollment, in Streamwood, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.6/100.
What is the Resource Investment Index for Glenbrook Elem School?
Glenbrook Elem School has a Resource Investment Index of 41/100 (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).
How does Glenbrook Elem School rank among elementary schools in Streamwood?
By Resource Investment Index, Glenbrook Elem School ranks #3 of 3 elementary schools in Streamwood, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Streamwood on the city page.
Is Glenbrook Elem School a good school?
Glenbrook Elem School earns 41/100 on the Resource Investment Index, with class sizes larger than 75% of Illinois schools. 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.
What other schools are in Sd U-46?
Besides Glenbrook Elem School, Sd U-46 also operates South Elgin High School (2,665 students), Elgin High School (2,576 students), and Larkin High School (2,174 students). See the Sd U-46 district page for the complete list.
Related tools
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.