Enrollment
667
Pennsylvania · 2024-25 NCES data
Middle school (grades 6-8) · Darby, PA
Federal NCES profile for Penn Wood Ms, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
The verdict
Penn Wood Ms earns 38/100 on the Resource Investment Index, with class sizes near the Pennsylvania median.
Penn Wood Ms has class sizes near the Pennsylvania median. Computed live against every Pennsylvania school reporting to NCES.
By Resource Investment Index, Penn Wood Ms ranks #2 of 3 public schools in Darby, PA.
NCES ID 422639000943 Verify on NCES CCD record →
Enrollment
667
Pennsylvania · 2024-25 NCES data
Teachers (FTE)
53.0
Federal CCD staff survey
Students per teacher
12.6:1
vs 13.6:1 Pennsylvania avg
-7% vs state
Free-lunch eligible
100.0%
vs 58.1% Pennsylvania avg
+72% vs state
How Penn Wood Ms compares with Pennsylvania and U.S. medians
At or below state median
12.6:1 - 1.0 below the Pennsylvania state median of 13.6:1, indicating smaller average class loads than typical schools in the state.
Penn Wood Ms is a high-poverty, mid-sized middle school in Darby, Pennsylvania, enrolling 667 students.
Class sizes run a bit leaner than typical: 12.6:1 puts it in the smaller third of Pennsylvania schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 100.0% of students eligible for free meals.
Enrollment of 667 puts it in the larger third of Pennsylvania schools by headcount.
Its Resource Investment Index lands in the lower third of 2,889 scored Pennsylvania schools.
Against 442 statewide peers matched on enrollment and economic need, it ranks mid-pack at #214.
Its student body is predominantly African American (86% of enrollment) (diversity index 25/100).
Counselor availability sits well past the ASCA benchmark, roughly 334 students sharing each counselor, though short of the most stretched campuses.
Chronic absenteeism is elevated: 65.5% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Discipline events run high: 170 in- and out-of-school suspensions were reported for 667 students in the 2021-22 Civil Rights Data Collection.
William Penn Sd also operates Penn Wood Hs (1,148 students) and Ardmore Avenue Sch (535 students) alongside Penn Wood 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
Penn Wood 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 | 12.6:1 | ▼ 7% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 100.0% | ▲ 72% | 58.1% | 51.7% |
| Enrollment | 667 | top 24% | - | - |
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: African American at 86.1% of enrollment.
Simpson diversity index - at 25.4, Penn Wood Ms is less mixed than the Pennsylvania school average of 37.3.
District-wide per-pupil expenditure for William Penn Sd, which includes Penn Wood Ms.
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 |
|---|---|---|---|
| Penn Wood Hs | Larger | Similar economic need | Similar S:T ratio |
| Ardmore Avenue Sch | Similar size | Similar economic need | Higher S:T ratio |
| Penn Wood 9th Grade Academy | Smaller | Similar economic need | Higher S:T ratio |
| W B Evans Magnet Sch | Smaller | Similar economic need | Similar S:T ratio |
| Park Lane El Sch | Smaller | Similar economic need | Similar S:T ratio |
Comparisons are relative to Penn Wood Ms's own figures; each column derives from NCES Common Core of Data.
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.
Next steps
Verify locally before acting on Penn Wood Ms'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.
Penn Wood Ms has 667 students enrolled. It is a middle school in Darby, PA.
The student-teacher ratio at Penn Wood Ms is 12.6:1, which is 7% lower than the Pennsylvania average of 13.6:1 and 20% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
100.0% of students at Penn Wood Ms are eligible for free lunch, compared to the Pennsylvania average of 58.1%.
The largest demographic group at Penn Wood Ms is African American at 86.1% of enrollment, in Darby, PA.
Penn Wood Ms has a Resource Investment Index of 38/100 (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).
By Resource Investment Index, Penn Wood Ms ranks #2 of 3 public schools in Darby, 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 Darby on the city page.
Penn Wood Ms earns 38/100 on the Resource Investment Index, with class sizes near the Pennsylvania 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.
Besides Penn Wood Ms, William Penn Sd also operates Penn Wood Hs (1,148 students), Ardmore Avenue Sch (535 students), and Penn Wood 9th Grade Academy (379 students). See the William Penn Sd 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, “Penn Wood Ms, Darby PA.” 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/penn-wood-ms-pa
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