Enrollment
580
Wisconsin · 2024-25 NCES data
Other / mixed grade configuration · Waukesha, WI
Waukesha Stem Academy
Federal NCES profile for Waukesha Stem Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
2024-25 NCES dataOther / mixed grade configurationNCES 551578002023Charter school
👥 S:T ratio 45
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 66
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Waukesha Stem Academy earns 45/100 on the Resource Investment Index, with class sizes near the Wisconsin median.
- #15 of 19
- schools in Waukesha · Resource Index
- 45
- Resource Index · Typical
- 13.8:1
- students per teacher
- 21.8%
- free-lunch eligible
Waukesha Stem Academy has class sizes near the Wisconsin median. Computed live against every Wisconsin school reporting to NCES.
By Resource Investment Index, Waukesha Stem Academy ranks #15 of 19 schools in Waukesha, WI.
School address
District: Waukesha School District · Wisconsin
NCES ID 551578002023 Verify on NCES CCD record →
Teachers (FTE)
42.0
Federal CCD staff survey
Students per teacher
13.8:1
vs 14.4:1 Wisconsin avg
-4% vs state
Free-lunch eligible
21.8%
vs 38.5% Wisconsin avg
-43% vs state
Student-teacher ratio in context
How Waukesha Stem Academy compares with Wisconsin and U.S. medians
What stands out at Waukesha Stem Academy
Waukesha Stem Academy is a large charter combined-grade school in Waukesha, Wisconsin, enrolling 580 students.
At 13.8:1, its student-teacher ratio sits close to the Wisconsin median, within a few percentage points of the 14.4:1 state norm, neither notably crowded nor notably small.
Economic need runs somewhat below the state's typical profile, with 21.8% of students eligible for free meals.
Enrollment of 580 puts it in the larger third of Wisconsin schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 2,202 scored Wisconsin schools.
Against 413 statewide peers matched on enrollment and economic need, it ranks mid-pack at #205.
Its student body is led by White (70%) and Hispanic or Latino (14%) (diversity index 49/100).
Counselor access is stretched at roughly 1160 students per counselor, well above the ASCA-recommended 250:1 ceiling.
13.6% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Waukesha's public schools, it stands alongside Eachieve Academy - Wisconsin (639 students): Waukesha Stem Academy is smaller than that campus by headcount and runs leaner classes (13.8:1 vs 23.7:1).
Waukesha School District also operates West High (1,167 students) and North High (911 students) alongside Waukesha Stem Academy.
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 Waukesha Stem Academy compares
Waukesha Stem Academy on the metrics families compare, against Wisconsin and U.S. means.
| Metric | This school | vs Wisconsin | Wisconsin avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.8:1 | ▼ 4% | 14.4:1 | 15.7:1 |
| Free-lunch eligible | 21.8% | ▼ 43% | 38.5% | 51.7% |
| Enrollment | 580 | top 15% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.8:1
Leaner classes than 59% of US schools, a middle-of-the-pack class size.
580
Bigger than 71% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
21.8%
free-lunch eligible
- 43% below the Wisconsin average of 38.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
13.8:1
students per teacher
- 4% below state mean
Top 58% in Wisconsin - lower ratio than 42% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
13.6%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$12,813
per pupil, district-wide
- below Wisconsin avg of $14,919
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
2
in-school suspensions + 8 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 1.7 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 69.7%
Hispanic or Latino 14.1%
Two or More 5.9%
Asian 5.3%
African American 4.0%
American Indian / Alaska Native 1.0%
Largest group: White at 69.7% of enrollment.
Student-body diversity index 48.6/100
Simpson diversity index - at 48.6, Waukesha Stem Academy is more mixed than the Wisconsin school average of 35.7.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Waukesha School District, which includes Waukesha Stem Academy.
$12,813
Per student
-14%
vs Wisconsin
Avg $14,919
-23%
vs U.S.
Avg $16,593
Revenue mix
Local 54.8%
State 36.8%
Federal 8.4%
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 Waukesha Stem Academy Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| West High | Larger | Similar economic need | Higher S:T ratio |
| North High | Larger | Higher economic need | Similar S:T ratio |
| South High | Larger | Higher economic need | Lower S:T ratio |
| Butler Middle | Larger | Higher economic need | Similar S:T ratio |
| Eachieve Academy - Wisconsin | Similar size | Higher economic need | Higher S:T ratio |
Comparisons are relative to Waukesha Stem Academy's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,167
- Students per teacher
- 18.2:1
- Resource Index
- 44/100
- Enrollment
- 911
- Students per teacher
- 14.2:1
- Resource Index
- 41/100
- Enrollment
- 833
- Students per teacher
- 11.4:1
- Resource Index
- 45/100
- Enrollment
- 786
- Students per teacher
- 13.8:1
- Resource Index
- 42/100
- Enrollment
- 639
- Students per teacher
- 23.7:1
- Resource Index
- 32/100
Similar other schools in Waukesha
6 comparable other schools (grades Mixed) serving the same city.
Eachieve Academy - Wisconsin
Standard public school
639 students 23.7:1 students per teacher
Rose Glen Elementary
Standard public school
490 students 15.3:1 students per teacher
Banting Elementary
Standard public school
486 students 12.5:1 students per teacher
Summit View Elementary
Standard public school
449 students 15:1 students per teacher
Bethesda Elementary
Standard public school
401 students 13.4:1 students per teacher
Prairie Elementary
Standard public school
348 students 13.4:1 students per teacher
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 (~580 students)
Similar student-teacher ratio (~13.8:1)
Next steps
Verify locally before acting on Waukesha Stem Academy's federal record.
- Compare Waukesha Stem Academy against another school. Compare schools
- Waukesha 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 Waukesha Stem Academy
How many students attend Waukesha Stem Academy?
Waukesha Stem Academy has 580 students enrolled. It is a public school in Waukesha, WI.
What is the student-teacher ratio at Waukesha Stem Academy?
The student-teacher ratio at Waukesha Stem Academy is 13.8:1, which is 4% lower than the Wisconsin average of 14.4:1 and 12% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Waukesha Stem Academy?
21.8% of students at Waukesha Stem Academy are eligible for free lunch, compared to the Wisconsin average of 38.5%.
What is the racial and ethnic makeup of Waukesha Stem Academy?
The largest demographic group at Waukesha Stem Academy is White at 69.7% of enrollment, in Waukesha, WI.
What is the Resource Investment Index for Waukesha Stem Academy?
Waukesha Stem Academy has a Resource Investment Index of 45/100 (typical 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 Waukesha Stem Academy rank among schools in Waukesha?
By Resource Investment Index, Waukesha Stem Academy ranks #15 of 19 schools in Waukesha, WI. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Waukesha on the city page.
Is Waukesha Stem Academy a good school?
Waukesha Stem Academy earns 45/100 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 Waukesha School District?
Besides Waukesha Stem Academy, Waukesha School District also operates West High (1,167 students), North High (911 students), and South High (833 students). See the Waukesha 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.