Enrollment
604
Pennsylvania · 2024-25 NCES data
Middle school (grades 6-8) · Carlisle, PA
Wilson Ms
Federal NCES profile for Wilson Ms, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 53/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 420501007010
👥 S:T ratio 45
🌟 Gifted program 70
🎓 Counselors 40
📋 Attendance 59
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Wilson Ms earns 53/100 on the Resource Investment Index, with class sizes near the Pennsylvania median. It is also more racially and ethnically mixed than most Pennsylvania schools.
- #6 of 10
- public schools in Carlisle · Resource Index
- 53
- Resource Index · Higher
- 13.7:1
- students per teacher
- 47.8%
- free-lunch eligible
Wilson Ms has class sizes near the Pennsylvania median. Computed live against every Pennsylvania school reporting to NCES.
By Resource Investment Index, Wilson Ms ranks #6 of 10 public schools in Carlisle, PA.
School address
District: Carlisle Area Sd · Pennsylvania
NCES ID 420501007010 Verify on NCES CCD record →
Teachers (FTE)
44.0
Federal CCD staff survey
Students per teacher
13.7:1
vs 13.6:1 Pennsylvania avg
+1% vs state
Free-lunch eligible
47.8%
vs 58.1% Pennsylvania avg
-18% vs state
Student-teacher ratio in context
How Wilson Ms compares with Pennsylvania and U.S. medians
What stands out at Wilson Ms
Wilson Ms is a mid-sized middle school in Carlisle, Pennsylvania, enrolling 604 students.
At 13.7:1, its student-teacher ratio sits close to the Pennsylvania median, within a few percentage points of the 13.6:1 state norm, neither notably crowded nor notably small.
Its free-meal eligibility rate of 47.8% lands close to the Pennsylvania typical range, neither a high- nor low-need campus by this measure.
Enrollment of 604 puts it in the larger third of Pennsylvania schools by headcount.
Its Resource Investment Index lands in the upper third of 2,889 scored Pennsylvania schools.
Against 522 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #111.
Its student body is led by White (56%) and African American (13%), more mixed than most schools in the state (diversity index 64/100).
Counselor coverage runs a bit thin, about 302 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
16.4% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Carlisle's middle schools, it stands alongside Lamberton Ms (583 students): Wilson Ms is larger than that campus by headcount and runs leaner classes (13.7:1 vs 13.9:1).
Carlisle Area Sd also operates Carlisle Area Hs (1,559 students) and Lamberton Ms (583 students) alongside Wilson Ms.
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 Ms compares
Wilson Ms on the metrics families compare, against Pennsylvania and U.S. means.
| Metric | This school | vs Pennsylvania | Pennsylvania avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.7:1 | ▲ 1% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 47.8% | ▼ 18% | 58.1% | 51.7% |
| Enrollment | 604 | top 29% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.7:1
Leaner classes than 60% of US schools, a middle-of-the-pack class size.
604
Bigger than 73% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
47.8%
free-lunch eligible
- 18% below the Pennsylvania average of 58.1%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
13.7:1
students per teacher
- 1% above state mean
Top 57% in Pennsylvania - lower ratio than 43% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
16.4%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$15,072
per pupil, district-wide
- below Pennsylvania avg of $17,970
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 302 students, the combined health-and-guidance staffing load for this school.
Discipline context
81
in-school suspensions + 38 out-of-school
Suspension rate: 13.4 per 100 students. Combined in-school and out-of-school rate: 19.7 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 55.8%
African American 13.2%
Asian 11.4%
Hispanic or Latino 10.1%
Two or More 9.3%
American Indian / Alaska Native 0.2%
Largest group: White at 55.8% of enrollment.
Student-body diversity index 63.9/100
Simpson diversity index - at 63.9, Wilson Ms is more mixed than the Pennsylvania school average of 37.3.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Carlisle Area Sd, which includes Wilson Ms.
$15,072
Per student
-16%
vs Pennsylvania
Avg $17,970
-9%
vs U.S.
Avg $16,593
Revenue mix
Local 62.9%
State 28.3%
Federal 8.7%
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 Ms Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Carlisle Area Hs | Larger | Lower economic need | Similar S:T ratio |
| Lamberton Ms | Similar size | Similar economic need | Similar S:T ratio |
| Crestview El Sch | Similar size | Similar economic need | Higher S:T ratio |
| Bellaire El Sch | Smaller | Higher economic need | Similar S:T ratio |
| Hamilton El Sch | Smaller | Higher economic need | Similar S:T ratio |
Comparisons are relative to Wilson Ms's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,559
- Students per teacher
- 13.9:1
- Resource Index
- 62/100
- Enrollment
- 583
- Students per teacher
- 13.9:1
- Resource Index
- 62/100
- Enrollment
- 541
- Students per teacher
- 18.7:1
- Resource Index
- 35/100
- Enrollment
- 407
- Students per teacher
- 15.1:1
- Resource Index
- 49/100
- Enrollment
- 388
- Students per teacher
- 13.4:1
- Resource Index
- 48/100
Similar middle schools in Carlisle
1 comparable middle schools (grades 6-8) serving the same city.
Similar middle schools statewide
Matched by enrollment size and by staffing ratio across all of Pennsylvania, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~604 students)
Similar student-teacher ratio (~13.7:1)
Next steps
Verify locally before acting on Wilson Ms's federal record.
- Compare Wilson Ms against another school. Compare schools
- Carlisle Area Sd'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 Ms
How many students attend Wilson Ms?
Wilson Ms has 604 students enrolled. It is a middle school in Carlisle, PA.
What is the student-teacher ratio at Wilson Ms?
The student-teacher ratio at Wilson Ms is 13.7:1, which is 1% higher than the Pennsylvania average of 13.6:1 and 13% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Wilson Ms?
47.8% of students at Wilson Ms are eligible for free lunch, compared to the Pennsylvania average of 58.1%.
What is the racial and ethnic makeup of Wilson Ms?
The largest demographic group at Wilson Ms is White at 55.8% of enrollment, in Carlisle, PA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 63.9/100.
What is the Resource Investment Index for Wilson Ms?
Wilson Ms has a Resource Investment Index of 53/100 (higher 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 Wilson Ms rank among public schools in Carlisle?
By Resource Investment Index, Wilson Ms ranks #6 of 10 public schools in Carlisle, PA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Carlisle on the city page.
Is Wilson Ms a good school?
Wilson Ms earns 53/100 on the Resource Investment Index, with class sizes near the Pennsylvania median. It is also more racially and ethnically mixed than most Pennsylvania 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.
What other schools are in Carlisle Area Sd?
Besides Wilson Ms, Carlisle Area Sd also operates Carlisle Area Hs (1,559 students), Lamberton Ms (583 students), and Crestview El Sch (541 students). See the Carlisle Area Sd 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.