Enrollment
386
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Westmont, IL
Federal NCES profile for J T Manning Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 49/100.
The verdict
J T Manning Elem School earns 49/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more racially and ethnically mixed than most Illinois schools.
J T Manning Elem School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, J T Manning Elem School ranks #2 of 3 elementary schools in Westmont, IL.
Enrollment
386
Illinois · 2024-25 NCES data
Teachers (FTE)
29.0
Federal CCD staff survey
Students per teacher
13.3:1
vs 14:1 Illinois avg
-5% vs state
How J T Manning Elem School compares with Illinois and U.S. medians
At or below state median
13.3:1 - 0.7 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
J T Manning Elem School is a mid-sized elementary school in Westmont, Illinois, enrolling 386 students.
At 13.3:1, 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 386 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 (55%) and Hispanic or Latino (24%), more mixed than most schools in the state (diversity index 62/100).
11.7% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Cusd 201 spends $26,265 per pupil, 54% above the Illinois average, a better-resourced district than most.
Among Westmont's elementary schools, it stands alongside Maercker Elem School (456 students): J T Manning Elem School is smaller than that campus by headcount and runs heavier classes (13.3:1 vs 13:1).
Cusd 201 also operates Westmont High School (395 students) and Westmont Jr High School (302 students) alongside J T Manning 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
J T Manning 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 | 13.3:1 | ▼ 5% | 14:1 | 15.7:1 |
| Enrollment | 386 | top 48% | - | - |
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 55.4% of enrollment.
Simpson diversity index - at 62.1, J T Manning Elem School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Cusd 201, which includes J T Manning Elem School.
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 |
|---|---|---|---|
| Westmont High School | Similar size | No free-lunch data | Similar S:T ratio |
| Westmont Jr High School | Similar size | No free-lunch data | Similar S:T ratio |
| C E Miller Elem School | Smaller | No free-lunch data | Lower S:T ratio |
| South School | Smaller | No free-lunch data | Similar S:T ratio |
Comparisons are relative to J T Manning Elem School's own figures; each column derives from NCES Common Core of Data.
2 comparable elementary schools (grades K-5) 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 J T Manning Elem School'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.
J T Manning Elem School has 386 students enrolled. It is an elementary school in Westmont, IL.
The student-teacher ratio at J T Manning Elem School is 13.3:1, which is 5% lower than the Illinois average of 14:1 and 15% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at J T Manning Elem School is White at 55.4% of enrollment, in Westmont, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 62.1/100.
J T Manning Elem School has a Resource Investment Index of 49/100 (higher 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, J T Manning Elem School ranks #2 of 3 elementary schools in Westmont, 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 Westmont on the city page.
J T Manning Elem School earns 49/100 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 J T Manning Elem School, Cusd 201 also operates Westmont High School (395 students), Westmont Jr High School (302 students), and C E Miller Elem School (194 students). See the Cusd 201 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.
Published by
PlainSchools Editorial
Independent public-data reference that compiles, verifies, and contextualizes official datasets. We do not accept compensation from entities we cover, and every dataset cites its originating public source.
Last updated:
PlainSchools, “J T Manning Elem School, Westmont 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/j-t-manning-elem-school-il/
You are welcome to quote these figures with attribution to PlainSchools and the underlying source. The URL above is stable.