Enrollment
263
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Wheaton, IL
Federal NCES profile for Emerson Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 63/100.
The verdict
Emerson Elem School earns 63/100 on the Resource Investment Index, with class sizes smaller than 78% of Illinois schools.
Emerson Elem School has class sizes smaller than 78% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Emerson Elem School ranks #4 of 9 elementary schools in Wheaton, IL.
Enrollment
263
Illinois · 2024-25 NCES data
Teachers (FTE)
23.0
Federal CCD staff survey
Students per teacher
11.4:1
vs 14:1 Illinois avg
-19% vs state
How Emerson Elem School compares with Illinois and U.S. medians
Smaller classes than state median
11.4:1 - 2.6 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
Emerson Elem School is a mid-sized elementary school in Wheaton, Illinois, enrolling 263 students.
Class sizes run a bit leaner than typical: 11.4:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
Enrollment of 263 puts it in the smaller third of Illinois schools by headcount.
Its Resource Investment Index outscores 96% 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 (62%) and Asian (12%) (diversity index 58/100).
14.1% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Wheaton's elementary schools, it stands alongside Wiesbrook Elem School (496 students): Emerson Elem School is smaller than that campus by headcount and runs leaner classes (11.4:1 vs 16.5:1).
Cusd 200 also operates Wheaton Warrenville South H S (1,864 students) and Wheaton North High School (1,863 students) alongside Emerson 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
Emerson 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 | 11.4:1 | ▼ 19% | 14:1 | 15.7:1 |
| Enrollment | 263 | top 71% | - | - |
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 62.0% of enrollment.
Simpson diversity index - at 57.7, Emerson Elem School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Cusd 200, which includes Emerson 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 |
|---|---|---|---|
| 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 | Similar S:T ratio |
| Hubble Middle School | Larger | No free-lunch data | Similar S:T ratio |
| Edison Middle School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Emerson Elem School's own figures; each column derives from NCES Common Core of Data.
6 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 Emerson 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.
Emerson Elem School has 263 students enrolled. It is an elementary school in Wheaton, IL.
The student-teacher ratio at Emerson Elem School is 11.4:1, which is 19% lower than the Illinois average of 14:1 and 27% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Emerson Elem School is White at 62.0% of enrollment, in Wheaton, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.7/100.
Emerson Elem School has a Resource Investment Index of 63/100 (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, Emerson Elem School ranks #4 of 9 elementary schools in Wheaton, 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 Wheaton on the city page.
Emerson Elem School earns 63/100 on the Resource Investment Index, with class sizes smaller than 78% 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.
Besides Emerson 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, or report a data error. Data current as of June 2026.
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PlainSchools, “Emerson Elem School, Wheaton 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/emerson-elem-school-il-4
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