Enrollment
558
Wisconsin · 2024-25 NCES data
Other / mixed grade configuration · Mequon, WI
Wilson Elementary
Federal NCES profile for Wilson Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 50/100.
2024-25 NCES dataOther / mixed grade configurationNCES 550913001090
👥 S:T ratio 41
🌟 Gifted program 70
📋 Attendance 38
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Wilson Elementary earns 50/100 on the Resource Investment Index, with class sizes near the Wisconsin median.
- #2 of 3
- schools in Mequon · Resource Index
- 50
- Resource Index · Higher
- 14.7:1
- students per teacher
- 5.9%
- free-lunch eligible
Wilson Elementary has class sizes near the Wisconsin median. Computed live against every Wisconsin school reporting to NCES.
By Resource Investment Index, Wilson Elementary ranks #2 of 3 schools in Mequon, WI.
School address
District: Mequon-Thiensville School District · Wisconsin
NCES ID 550913001090 Verify on NCES CCD record →
Teachers (FTE)
38.0
Federal CCD staff survey
Students per teacher
14.7:1
vs 14.4:1 Wisconsin avg
+2% vs state
Free-lunch eligible
5.9%
vs 38.5% Wisconsin avg
-85% vs state
Student-teacher ratio in context
How Wilson Elementary compares with Wisconsin and U.S. medians
What stands out at Wilson Elementary
Wilson Elementary is a lower-poverty, mid-sized combined-grade school in Mequon, Wisconsin, enrolling 558 students.
Class loads run somewhat heavier than typical: 14.7:1 puts it in the larger third of Wisconsin schools by student-teacher ratio.
Comparatively few students face economic hardship here, 5.9% free-meal eligibility runs 85% below the Wisconsin average.
Enrollment of 558 puts it in the larger third of Wisconsin schools by headcount.
Its Resource Investment Index lands in the upper third of 2,202 scored Wisconsin schools.
Against 215 statewide peers matched on enrollment and economic need, it ranks mid-pack at #89.
Its student body is led by White (75%) and Two or More (7%) (diversity index 43/100).
Attendance runs somewhat below the norm, with 24.7% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Mequon-Thiensville School District spends $25,027 per pupil, 68% above the Wisconsin average, a better-resourced district than most.
Among Mequon's public schools, it stands alongside Donges Bay Elementary (539 students): Wilson Elementary is larger than that campus by headcount and runs leaner classes (14.7:1 vs 15.4:1).
Mequon-Thiensville School District also operates Homestead High (1,204 students) and Donges Bay Elementary (539 students) alongside Wilson Elementary.
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 Wilson Elementary compares
Wilson Elementary on the metrics families compare, against Wisconsin and U.S. means.
| Metric | This school | vs Wisconsin | Wisconsin avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.7:1 | ▲ 2% | 14.4:1 | 15.7:1 |
| Free-lunch eligible | 5.9% | ▼ 85% | 38.5% | 51.7% |
| Enrollment | 558 | top 16% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.7:1
Leaner classes than 50% of US schools, a middle-of-the-pack class size.
558
Bigger than 69% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
5.9%
free-lunch eligible
- 85% below the Wisconsin average of 38.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
14.7:1
students per teacher
- 2% above state mean
Top 68% in Wisconsin - lower ratio than 32% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
24.7%
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
$25,027
per pupil, district-wide
- above Wisconsin avg of $14,919
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
5
in-school suspensions + 1 out-of-school
Suspension rate: 0.9 per 100 students. Combined in-school and out-of-school rate: 1.1 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
White 74.6%
Two or More 7.2%
Hispanic or Latino 6.3%
African American 6.1%
Asian 5.7%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 74.6% of enrollment.
Student-body diversity index 42.7/100
Simpson diversity index - at 42.7, Wilson Elementary is more mixed than the Wisconsin school average of 35.7.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Mequon-Thiensville School District, which includes Wilson Elementary.
$25,027
Per student
+68%
vs Wisconsin
Avg $14,919
+51%
vs U.S.
Avg $16,593
Revenue mix
Local 79.9%
State 10.2%
Federal 9.8%
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 Wilson Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Homestead High | Larger | Similar economic need | Higher S:T ratio |
| Donges Bay Elementary | Similar size | Similar economic need | Similar S:T ratio |
| Oriole Lane Elementary | Similar size | Similar economic need | Similar S:T ratio |
| Steffen Middle | Smaller | Similar economic need | Similar S:T ratio |
| Lake Shore Middle | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Wilson Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,204
- Students per teacher
- 16.5:1
- Resource Index
- 46/100
- Enrollment
- 539
- Students per teacher
- 15.4:1
- Resource Index
- 59/100
- Enrollment
- 499
- Students per teacher
- 14.3:1
- Resource Index
- 43/100
- Enrollment
- 418
- Students per teacher
- 14.4:1
- Resource Index
- 45/100
- Enrollment
- 335
- Students per teacher
- 12.4:1
- Resource Index
- 59/100
Similar other schools in Mequon
2 comparable other schools (grades Mixed) serving the same city.
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Wisconsin, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~558 students)
Similar student-teacher ratio (~14.7:1)
Next steps
Verify locally before acting on Wilson Elementary's federal record.
- Compare Wilson Elementary against another school. Compare schools
- Mequon-Thiensville School District'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 Wilson Elementary
How many students attend Wilson Elementary?
Wilson Elementary has 558 students enrolled. It is a public school in Mequon, WI.
What is the student-teacher ratio at Wilson Elementary?
The student-teacher ratio at Wilson Elementary is 14.7:1, which is 2% higher than the Wisconsin average of 14.4:1 and 6% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Wilson Elementary?
5.9% of students at Wilson Elementary are eligible for free lunch, compared to the Wisconsin average of 38.5%.
What is the racial and ethnic makeup of Wilson Elementary?
The largest demographic group at Wilson Elementary is White at 74.6% of enrollment, in Mequon, WI.
What is the Resource Investment Index for Wilson Elementary?
Wilson Elementary has a Resource Investment Index of 50/100 (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).
How does Wilson Elementary rank among schools in Mequon?
By Resource Investment Index, Wilson Elementary ranks #2 of 3 schools in Mequon, WI. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Mequon on the city page.
Is Wilson Elementary a good school?
Wilson Elementary earns 50/100 on the Resource Investment Index, with class sizes near the Wisconsin median. 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 Mequon-Thiensville School District?
Besides Wilson Elementary, Mequon-Thiensville School District also operates Homestead High (1,204 students), Donges Bay Elementary (539 students), and Oriole Lane Elementary (499 students). See the Mequon-Thiensville School District 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.