- Enrollment
- 1,914
- Students per teacher
- 18.1:1
- Resource Index
- 48/100
High school (grades 9-12) · Allentown, PA
William Allen Hs
Federal NCES profile for William Allen Hs, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 420228002794
👥 S:T ratio 13
🌟 Gifted program 70
🎓 Counselors 32
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
William Allen Hs earns 38/100 on the Resource Investment Index, with class sizes larger than 99% of Pennsylvania schools. It is also one of the largest schools in Pennsylvania.
- #5 of 5
- high schools in Allentown · Resource Index
- 38
- Resource Index · Typical
- 21.8:1
- large classes for Pennsylvania
- 87.0%
- free-lunch eligible
William Allen Hs has class sizes larger than 99% of Pennsylvania schools. Computed live against every Pennsylvania school reporting to NCES.
By Resource Investment Index, William Allen Hs ranks #5 of 5 high schools in Allentown, PA.
School address
District: Allentown City Sd · Pennsylvania
NCES ID 420228002794 Verify on NCES CCD record →
NCES CCD universe card
School universe 420228002794 · Allentown, PA High · LARGE · TRAD
3,074 enr · 21.8:1 · 87.0% lunch · RII 38
Nearest enrollment peer: Louis E Dieruff Hs (1,914 students)
Resource Investment Index #5 of 5 high schools in Allentown. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Pennsylvania schools → · Find another →
William Allen Hs in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
William Allen Hs
3,074 students
- Louis E Dieruf
Louis E Dieruff Hs
1,914 students
- South Mountain 972
South Mountain Ms
972 students
- Francis D Raub 876
Francis D Raub Ms
876 students
- Brigadier Gene 807
Brigadier General Anna Mae Hays El Sch
807 students
- Trexler Ms 771
Trexler Ms
771 students
What this shows William Allen Hs reports 3,074 students on the CCD universe file.
How William Allen Hs compares
William Allen Hs on the metrics families compare, against Pennsylvania and U.S. means.
| Metric | This school | vs Pennsylvania | Pennsylvania avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 21.8:1 | ▲ 60% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 87.0% | ▲ 50% | 58.1% | 51.7% |
| Enrollment | 3,074 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.8:1
Leaner classes than 11% of US schools, heavier class loads than most.
3,074
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
87.0%
free-lunch eligible
- 50% 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
21.8:1
students per teacher
- 60% above state mean
Top 99% in Pennsylvania - lower ratio than 1% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Funding equity
$17,939
per pupil, district-wide
- below Pennsylvania avg of $18,725
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors9.0 FTE
Per 342 students, the combined health-and-guidance staffing load for this school.
Discipline context
635
in-school suspensions + 233 out-of-school
Suspension rate: 20.7 per 100 students. Combined in-school and out-of-school rate: 28.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 75.4%
African American 13.2%
White 5.3%
Two or More 5.1%
Asian 1.0%
American Indian / Alaska Native 0.1%
Largest group: Hispanic or Latino at 75.4% of enrollment.
Student-body diversity index 40.9/100
Simpson diversity index - at 40.9, William Allen Hs is more mixed than the Pennsylvania school average of 37.3.
Programs
AP courses offered 8
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Allentown City Sd, which includes William Allen Hs.
$17,939
Per student
-4%
vs Pennsylvania
Avg $18,725
+2%
vs U.S.
Avg $17,658
Revenue mix
Local 29.0%
State 52.7%
Federal 18.3%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How William Allen Hs Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Louis E Dieruff Hs | Smaller | Similar economic need | Lower S:T ratio |
| South Mountain Ms | Smaller | Higher economic need | Lower S:T ratio |
| Francis D Raub Ms | Smaller | Higher economic need | Lower S:T ratio |
| Brigadier General Anna Mae Hays El Sch | Smaller | Higher economic need | Lower S:T ratio |
| Trexler Ms | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to William Allen Hs's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 972
- Students per teacher
- 13.7:1
- Resource Index
- 38/100
- Enrollment
- 876
- Students per teacher
- 16.5:1
- Resource Index
- 36/100
- Enrollment
- 807
- Students per teacher
- 15.8:1
- Resource Index
- 17/100
- Enrollment
- 771
- Students per teacher
- 12.4:1
- Resource Index
- 45/100
Similar high schools in Allentown
4 comparable high schools (grades 9-12) serving the same city.
Parkland Hs
Standard public school
3,279 students 15.2:1 students per teacher
Louis E Dieruff Hs
Standard public school
1,914 students 18.1:1 students per teacher
Salisbury Shs
Standard public school
546 students 15.6:1 students per teacher
Building 21 Allentown
Standard public school
415 students 14.8:1 students per teacher
Nationwide high schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~3,074 students)
Frequently asked questions about William Allen Hs
How many students attend William Allen Hs?
William Allen Hs has 3,074 students enrolled. It is a high school in Allentown, PA.
What is the student-teacher ratio at William Allen Hs?
The student-teacher ratio at William Allen Hs is 21.8:1, which is 60% higher than the Pennsylvania average of 13.6:1 and 39% higher than the national average of 15.7:1.
What percentage of students receive free lunch at William Allen Hs?
87.0% of students at William Allen Hs are eligible for free lunch, compared to the Pennsylvania average of 58.1%.
What is the racial and ethnic makeup of William Allen Hs?
The largest demographic group at William Allen Hs is Hispanic or Latino at 75.4% of enrollment, in Allentown, PA.
What is the Resource Investment Index for William Allen Hs?
William Allen Hs has a Resource Investment Index of 38/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does William Allen Hs rank among high schools in Allentown?
By Resource Investment Index, William Allen Hs ranks #5 of 5 high schools in Allentown, PA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Allentown on the city page.
What other schools are in Allentown City Sd?
Besides William Allen Hs, Allentown City Sd also operates Louis E Dieruff Hs (1,914 students), South Mountain Ms (972 students), and Francis D Raub Ms (876 students). See the Allentown City 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, the data changelog, or report a data error. Data current as of August 2026.