Enrollment
1,077
Pennsylvania · 2024-25 NCES data
2024-25 NCES data Elementary school (grades K-5) NCES 421416010025
Black Rock Ms — Villanova, PA
Federal NCES profile for Black Rock Ms, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 59/100.
👥 Class size 59
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Lower Merion Sd · Pennsylvania
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
101.0
Federal CCD staff survey
Students per teacher
10.2:1
vs 13.5:1 Pennsylvania avg
-24% vs state
Free-lunch eligible
12.0%
vs 58.1% Pennsylvania avg
-79% vs state
Student-teacher ratio in context
How Black Rock Ms compares with Pennsylvania and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Black Rock Ms reports 1,077 enrolled students to the National Center for Education Statistics (NCES) alongside 101.0 full-time-equivalent teachers, producing a 10.2:1 student-teacher ratio. That figure sits 24% below the Pennsylvania state mean of 13.5:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 36% lower, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 12.0% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 79% below the Pennsylvania average and 77% below the national baseline.
On the finance side, the surrounding Lower Merion Sd spends $38,384 per pupil district-wide, above the Pennsylvania average of $22,745 and above the national average of $19,490. Revenue comes 83.7% from local sources (property taxes), 14.1% from the state, and 2.3% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 59/100 (C), calculated from 1 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Black Rock Ms compares
Cross-validating school-level NCES values against Pennsylvania state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Pennsylvania | Pennsylvania avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 10.2:1 | ▼ 24% | 13.5:1 | 15.9:1 |
| Free-lunch eligible | 12.0% | ▼ 79% | 58.1% | 51.8% |
| Enrollment | 1,077 | top 92% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
12.0%
free-lunch eligible
— 79% below the Pennsylvania average of 58.1%
Below the 40% Title I threshold — federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
10.2:1
students per teacher
— 24% below state mean
Top 9% in Pennsylvania — lower ratio than 91% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Funding equity
$38,384
per pupil, district-wide
— above Pennsylvania avg of $22,745
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Overview
Enrollment 1,077 Top 92% in Pennsylvania — larger than 8% of 2,930 state schools
Teachers (FTE) 101.0
Students per teacher 10.2:1 -24% vs state
Free-lunch eligible 12.0% -79% vs state
NCES ID 421416010025
Student demographics
White 62.3%
Asian 11.0%
African American 10.8%
Two or More 9.7%
Hispanic or Latino 6.1%
Largest group: White at 62.3% of enrollment.
Funding & spending
District-wide per-pupil expenditure for Lower Merion Sd, which includes Black Rock Ms.
$38,384
Per student
+69%
vs Pennsylvania
Avg $22,745
+97%
vs U.S.
Avg $19,490
Revenue mix
Local 83.7%
State 14.1%
Federal 2.3%
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.
Other Schools in This District
- Enrollment
- 1,674
- Students per teacher
- 12.2:1
- Enrollment
- 1,239
- Students per teacher
- 10.7:1
- Enrollment
- 794
- Students per teacher
- 10.2:1
- Enrollment
- 788
- Students per teacher
- 10.2:1
- Enrollment
- 621
- Students per teacher
- 12.8:1
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Black Rock Ms
How many students attend Black Rock Ms?
Black Rock Ms has 1,077 students enrolled. It is a elementary school in Villanova, PA.
What is the student-teacher ratio at Black Rock Ms?
The student-teacher ratio at Black Rock Ms is 10.2:1, which is 24% lower than the Pennsylvania average of 13.5:1 and 36% lower than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Black Rock Ms?
12.0% of students at Black Rock Ms are eligible for free lunch, compared to the Pennsylvania average of 58.1%.
What is the racial and ethnic makeup of Black Rock Ms?
The largest demographic group at Black Rock Ms is White at 62.3%. The school serves a diverse student body in Villanova, PA.
What is the Resource Investment Index for Black Rock Ms?
Black Rock Ms has a Resource Investment Index of 59/100 (C) based on 1 factor: student-teacher ratio. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes. Limited indicators were available, so the index reflects partial data.