Enrollment
535
Pennsylvania · 2024-25 NCES data
Elementary school (grades K-5) · Lansdowne, PA
Ardmore Avenue Sch
Federal NCES profile for Ardmore Avenue Sch, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
2024-25 NCES dataElementary school (grades K-5)NCES 422639001887
👥 S:T ratio 39
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 34
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ardmore Avenue Sch earns 36/100 on the Resource Investment Index, with class sizes larger than 79% of Pennsylvania schools.
- #3 of 3
- public schools in Lansdowne · Resource Index
- 36
- Resource Index · Typical
- 15.3:1
- large classes for Pennsylvania
- 100.0%
- free-lunch eligible
Ardmore Avenue Sch has class sizes larger than 79% of Pennsylvania schools. Computed live against every Pennsylvania school reporting to NCES.
By Resource Investment Index, Ardmore Avenue Sch ranks #3 of 3 public schools in Lansdowne, PA.
School address
District: William Penn Sd · Pennsylvania
NCES ID 422639001887 Verify on NCES CCD record →
Teachers (FTE)
35.0
Federal CCD staff survey
Students per teacher
15.3:1
vs 13.6:1 Pennsylvania avg
+13% vs state
Free-lunch eligible
100.0%
vs 58.1% Pennsylvania avg
+72% vs state
Student-teacher ratio in context
How Ardmore Avenue Sch compares with Pennsylvania and U.S. medians
What stands out at Ardmore Avenue Sch
Ardmore Avenue Sch is a high-poverty, mid-sized elementary school in Lansdowne, Pennsylvania, enrolling 535 students.
Class loads run somewhat heavier than typical: 15.3:1 puts it in the larger 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.
With 535 students, its enrollment sits close to the Pennsylvania median campus size.
Its Resource Investment Index lands in the lower third of 2,889 scored Pennsylvania schools.
Against 515 statewide peers matched on enrollment and economic need, it ranks mid-pack at #304.
Its student body is led by African American (69%) and Hispanic or Latino (13%) (diversity index 50/100).
Counselor access is stretched at roughly 535 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 26.4% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
William Penn Sd also operates Penn Wood Hs (1,148 students) and Penn Wood Ms (667 students) alongside Ardmore Avenue Sch.
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 Ardmore Avenue Sch compares
Ardmore Avenue Sch on the metrics families compare, against Pennsylvania and U.S. means.
| Metric | This school | vs Pennsylvania | Pennsylvania avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.3:1 | ▲ 13% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 100.0% | ▲ 72% | 58.1% | 51.7% |
| Enrollment | 535 | top 38% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.3:1
Leaner classes than 44% of US schools, a middle-of-the-pack class size.
535
Bigger than 66% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
100.0%
free-lunch eligible
- 72% above the Pennsylvania average of 58.1%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
15.3:1
students per teacher
- 13% above state mean
Top 79% in Pennsylvania - lower ratio than 21% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
26.4%
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
$19,270
per pupil, district-wide
- above Pennsylvania avg of $17,970
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 535 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 36 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 6.7 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
African American 68.6%
Hispanic or Latino 12.7%
White 7.5%
Two or More 7.1%
Asian 3.6%
American Indian / Alaska Native 0.6%
Largest group: African American at 68.6% of enrollment.
Student-body diversity index 50.1/100
Simpson diversity index - at 50.1, Ardmore Avenue Sch is more mixed than the Pennsylvania school average of 37.3.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for William Penn Sd, which includes Ardmore Avenue Sch.
$19,270
Per student
+7%
vs Pennsylvania
Avg $17,970
+16%
vs U.S.
Avg $16,593
Revenue mix
Local 45.5%
State 43.1%
Federal 11.4%
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 Ardmore Avenue Sch Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Penn Wood Hs | Larger | Similar economic need | Lower S:T ratio |
| Penn Wood Ms | Similar size | Similar economic need | Lower 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 | Lower S:T ratio |
| Park Lane El Sch | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Ardmore Avenue Sch's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,148
- Students per teacher
- 12.2:1
- Resource Index
- 48/100
- Enrollment
- 667
- Students per teacher
- 12.6:1
- Resource Index
- 38/100
- Enrollment
- 379
- Students per teacher
- 75.8:1
- Resource Index
- 0/100
- Enrollment
- 304
- Students per teacher
- 12.7:1
- Resource Index
- 31/100
- Enrollment
- 304
- Students per teacher
- 12.2:1
- Resource Index
- 30/100
Similar elementary 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 (~535 students)
Similar student-teacher ratio (~15.3:1)
Next steps
Verify locally before acting on Ardmore Avenue Sch's federal record.
- Compare Ardmore Avenue Sch against another school. Compare schools
- William Penn 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 Ardmore Avenue Sch
How many students attend Ardmore Avenue Sch?
Ardmore Avenue Sch has 535 students enrolled. It is an elementary school in Lansdowne, PA.
What is the student-teacher ratio at Ardmore Avenue Sch?
The student-teacher ratio at Ardmore Avenue Sch is 15.3:1, which is 13% higher than the Pennsylvania average of 13.6:1 and 3% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Ardmore Avenue Sch?
100.0% of students at Ardmore Avenue Sch are eligible for free lunch, compared to the Pennsylvania average of 58.1%.
What is the racial and ethnic makeup of Ardmore Avenue Sch?
The largest demographic group at Ardmore Avenue Sch is African American at 68.6% of enrollment, in Lansdowne, PA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 50.1/100.
What is the Resource Investment Index for Ardmore Avenue Sch?
Ardmore Avenue Sch has a Resource Investment Index of 36/100 (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 Ardmore Avenue Sch rank among public schools in Lansdowne?
By Resource Investment Index, Ardmore Avenue Sch ranks #3 of 3 public schools in Lansdowne, 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 Lansdowne on the city page.
Is Ardmore Avenue Sch a good school?
Ardmore Avenue Sch earns 36/100 on the Resource Investment Index, with class sizes larger than 79% of 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 William Penn Sd?
Besides Ardmore Avenue Sch, William Penn Sd also operates Penn Wood Hs (1,148 students), Penn Wood Ms (667 students), and Penn Wood 9th Grade Academy (379 students). See the William Penn 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.