Enrollment
406
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Warrenville, IL
Federal NCES profile for Bower Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 68/100.
The verdict
Bower Elem School earns 68/100 on the Resource Investment Index, with class sizes smaller than 92% of Illinois schools.
Bower Elem School has class sizes smaller than 92% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Bower Elem School ranks #1 of 3 public schools in Warrenville, IL.
NCES ID 174218004437 Verify on NCES CCD record →
Enrollment
406
Illinois · 2024-25 NCES data
Teachers (FTE)
42.0
Federal CCD staff survey
Students per teacher
9.7:1
vs 14:1 Illinois avg
-31% vs state
How Bower Elem School compares with Illinois and U.S. medians
Smaller classes than state median
9.7:1 - 4.3 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
Bower Elem School's enrollment is not at an extreme, but its student-teacher ratio is: it reports fewer students per teacher than most Illinois schools. This is the most distinctive scale-adjusted signal in the federal record. It should be read as staffing capacity, not class size or an academic outcome; the page separately reports attendance, program access, demographics, and district finance so a single favorable ratio does not become an unsupported overall rating.
Bower Elem School's available federal support indicators do not reveal an extreme in advanced-course access, specialist staffing, chronic absence, or IDEA enrollment. The most responsible reading is therefore component by component rather than a sweeping verdict: current counseling availability, health support, program schedules, and attendance policy still warrant direct confirmation. Missing or middle-range federal fields are not evidence that services are either strong or weak.
Bower Elem School is a mid-sized elementary school in Warrenville, Illinois, enrolling 406 students.
Classes run notably small here: at 9.7:1, Bower Elem School is leaner than roughly 92% of Illinois schools and 31% under the state's 14:1 norm, more adult attention per pupil than most peers.
With 406 students, its enrollment sits close to the Illinois median campus size.
Its Resource Investment Index outscores 99% of the 3,845 Illinois schools with a score on record, a top-tier result on this measure.
Its student body is led by White (61%) and Hispanic or Latino (22%) (diversity index 57/100).
11.1% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Warrenville's elementary schools, it stands alongside Clifford Johnson School (473 students): Bower Elem School is smaller than that campus by headcount and runs leaner classes (9.7:1 vs 11.5:1).
Cusd 200 also operates Wheaton Warrenville South H S (1,864 students) and Wheaton North High School (1,863 students) alongside Bower 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
Bower 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 | 9.7:1 | ▼ 31% | 14:1 | 15.7:1 |
| Enrollment | 406 | top 44% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Largest group: White at 60.6% of enrollment.
Simpson diversity index - at 57.3, Bower Elem School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Cusd 200, which includes Bower Elem School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 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 |
|---|---|---|---|
| Wheaton Warrenville South H S | Larger | No free-lunch data | Higher S:T ratio |
| Wheaton North High School | Larger | No free-lunch data | Higher S:T ratio |
| Monroe Middle School | Larger | No free-lunch data | Higher S:T ratio |
| Hubble Middle School | Larger | No free-lunch data | Higher S:T ratio |
| Edison Middle School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Bower Elem School's own figures; each column derives from NCES Common Core of Data.
1 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 Bower 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.
Bower Elem School has 406 students enrolled. It is an elementary school in Warrenville, IL.
The student-teacher ratio at Bower Elem School is 9.7:1, which is 31% lower than the Illinois average of 14:1 and 38% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Bower Elem School is White at 60.6% of enrollment, in Warrenville, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.3/100.
Bower Elem School has a Resource Investment Index of 68/100 (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).
By Resource Investment Index, Bower Elem School ranks #1 of 3 public schools in Warrenville, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
Besides Bower Elem School, Cusd 200 also operates Wheaton Warrenville South H S (1,864 students), Wheaton North High School (1,863 students), and Monroe Middle School (716 students). See the Cusd 200 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, the data changelog, or report a data error. Data current as of August 2026.
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PlainSchools, “Bower Elem School, Warrenville IL.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of August 2026. https://plainschools.com/schools/bower-elem-school-il
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