Enrollment
483
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Northlake, IL
Westdale Elem School
Federal NCES profile for Westdale Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 22/100.
2024-25 NCES dataElementary school (grades K-5)NCES 172433002645
👥 S:T ratio 55
🌟 Gifted program 30
🎓 Counselors 3
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Westdale Elem School earns 22/100 on the Resource Investment Index, even as it posts class sizes smaller than 80% of Illinois schools.
- #2 of 3
- elementary schools in Northlake · Resource Index
- 22
- Resource Index · Lower
- 11.2:1
- small classes for Illinois
- 483
- students enrolled
Westdale Elem School has class sizes smaller than 80% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Westdale Elem School ranks #2 of 3 elementary schools in Northlake, IL.
School address
District: Mannheim Sd 83 · Illinois
NCES ID 172433002645 Verify on NCES CCD record →
Teachers (FTE)
43.0
Federal CCD staff survey
Students per teacher
11.2:1
vs 14:1 Illinois avg
-20% vs state
Student-teacher ratio in context
How Westdale Elem School compares with Illinois and U.S. medians
What stands out at Westdale Elem School
Westdale Elem School is a mid-sized elementary school in Northlake, Illinois, enrolling 483 students.
Class sizes run a bit leaner than typical: 11.2:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
Enrollment of 483 puts it in the larger third of Illinois schools by headcount.
Its Resource Investment Index trails 93% of the 3,845 Illinois schools with a score on record, one of the lower results on this measure.
Its student body is predominantly Hispanic or Latino (92% of enrollment) (diversity index 16/100).
Counselor access is stretched at roughly 483 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 40.0% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Mannheim Sd 83 spends $22,243 per pupil, 31% above the Illinois average, a better-resourced district than most.
Among Northlake's elementary schools, it stands alongside Roy Elem School (545 students): Westdale Elem School is smaller than that campus by headcount and runs leaner classes (11.2:1 vs 11.8:1).
Mannheim Sd 83 also operates Mannheim Middle School (768 students) and Roy Elem School (545 students) alongside Westdale 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 Westdale Elem School compares
Westdale 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 | 11.2:1 | ▼ 20% | 14:1 | 15.7:1 |
| Enrollment | 483 | top 33% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.2:1
Leaner classes than 82% of US schools, among the more generously staffed nationally.
483
Bigger than 59% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
11.2:1
students per teacher
- 20% below state mean
Top 20% in Illinois - lower ratio than 80% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
40.0%
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
$22,243
per pupil, district-wide
- above Illinois avg of $17,042
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 483 students, the combined health-and-guidance staffing load for this school.
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.
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 91.7%
White 4.8%
Asian 1.9%
African American 1.2%
Two or More 0.4%
Largest group: Hispanic or Latino at 91.7% of enrollment.
Student-body diversity index 15.6/100
Simpson diversity index - at 15.6, Westdale Elem School is less mixed than the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for Mannheim Sd 83, which includes Westdale Elem School.
$22,243
Per student
+31%
vs Illinois
Avg $17,042
+34%
vs U.S.
Avg $16,593
Revenue mix
Local 68.5%
State 24.0%
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 Westdale Elem School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Mannheim Middle School | Larger | No free-lunch data | Similar S:T ratio |
| Roy Elem School | Similar size | No free-lunch data | Similar S:T ratio |
| Scott Elementary School | Similar size | No free-lunch data | Similar S:T ratio |
| Mannheim Early Childhood Ctr | Smaller | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Westdale Elem School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 768
- Students per teacher
- 10:1
- Resource Index
- 28/100
- Enrollment
- 545
- Students per teacher
- 11.8:1
- Resource Index
- 21/100
- Enrollment
- 385
- Students per teacher
- 10.4:1
- Resource Index
- 30/100
- Enrollment
- 157
- Students per teacher
- 19.6:1
- Resource Index
- 40/100
Similar elementary schools in Northlake
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 (~483 students)
Similar student-teacher ratio (~11.2:1)
Next steps
Verify locally before acting on Westdale Elem School's federal record.
- Compare Westdale Elem School against another school. Compare schools
- Mannheim Sd 83'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 Westdale Elem School
How many students attend Westdale Elem School?
Westdale Elem School has 483 students enrolled. It is an elementary school in Northlake, IL.
What is the student-teacher ratio at Westdale Elem School?
The student-teacher ratio at Westdale Elem School is 11.2:1, which is 20% lower than the Illinois average of 14:1 and 29% 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 Westdale Elem School?
The largest demographic group at Westdale Elem School is Hispanic or Latino at 91.7% of enrollment, in Northlake, IL.
What is the Resource Investment Index for Westdale Elem School?
Westdale Elem School has a Resource Investment Index of 22/100 (lower 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).
How does Westdale Elem School rank among elementary schools in Northlake?
By Resource Investment Index, Westdale Elem School ranks #2 of 3 elementary schools in Northlake, 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 Northlake on the city page.
Is Westdale Elem School a good school?
Westdale Elem School earns 22/100 on the Resource Investment Index, even as it posts class sizes smaller than 80% 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.
What other schools are in Mannheim Sd 83?
Besides Westdale Elem School, Mannheim Sd 83 also operates Mannheim Middle School (768 students), Roy Elem School (545 students), and Scott Elementary School (385 students). See the Mannheim Sd 83 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.