Enrollment
1,013
Pennsylvania · 2024-25 NCES data
High school (grades 9-12) · Mill Hall, PA
Central Mountain Hs
Federal NCES profile for Central Mountain Hs, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 37/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 421272500446
👥 S:T ratio 36
📚 AP courses 75
🌟 Gifted program 30
🎓 Counselors 44
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Central Mountain Hs earns 37/100 on the Resource Investment Index, with class sizes larger than 86% of Pennsylvania schools.
- #3 of 3
- public schools in Mill Hall · Resource Index
- 37
- Resource Index · Typical
- 16.1:1
- large classes for Pennsylvania
- 23.3%
- free-lunch eligible
Central Mountain Hs has class sizes larger than 86% of Pennsylvania schools. Computed live against every Pennsylvania school reporting to NCES.
By Resource Investment Index, Central Mountain Hs ranks #3 of 3 public schools in Mill Hall, PA.
School address
District: Keystone Central Sd · Pennsylvania
NCES ID 421272500446 Verify on NCES CCD record →
Teachers (FTE)
63.0
Federal CCD staff survey
Students per teacher
16.1:1
vs 13.6:1 Pennsylvania avg
+18% vs state
Free-lunch eligible
23.3%
vs 58.1% Pennsylvania avg
-60% vs state
Student-teacher ratio in context
How Central Mountain Hs compares with Pennsylvania and U.S. medians
What stands out at Central Mountain Hs
Central Mountain Hs is a large high school in Mill Hall, Pennsylvania, enrolling 1,013 students.
Class loads run heavy: 16.1:1 is larger than about 86% of Pennsylvania schools and 18% above the 13.6:1 state mean, so each teacher carries more students than is typical.
Economic need runs somewhat below the state's typical profile, with 23.3% of students eligible for free meals.
By headcount it is one of the larger campuses in Pennsylvania, bigger than 91% of state schools at 1,013 students.
Its Resource Investment Index trails 94% of the 2,889 Pennsylvania schools with a score on record, one of the lower results on this measure.
Among 315 similarly sized, similarly resourced-need Pennsylvania schools statewide, it ranks #315, in the lower tier once campus size and economic need are matched.
Its student body is predominantly White (90% of enrollment) (diversity index 18/100).
On the academic-pipeline side it reports 15 Advanced Placement courses.
Counselor coverage runs a bit thin, about 281 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Chronic absenteeism is elevated: 45.1% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Discipline events run high: 222 in- and out-of-school suspensions were reported for 1,013 students in the 2021-22 Civil Rights Data Collection.
Keystone Central Sd also operates Central Mountain Ms (879 students) and Robb El Sch (375 students) alongside Central Mountain Hs.
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 Central Mountain Hs compares
Central Mountain 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 | 16.1:1 | ▲ 18% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 23.3% | ▼ 60% | 58.1% | 51.7% |
| Enrollment | 1,013 | top 9% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.1:1
Leaner classes than 37% of US schools, a middle-of-the-pack class size.
1,013
Bigger than 91% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
23.3%
free-lunch eligible
- 60% below the Pennsylvania average of 58.1%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
16.1:1
students per teacher
- 18% above state mean
Top 86% in Pennsylvania - lower ratio than 14% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
45.1%
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
$18,571
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
Counselors3.6 FTE
Per 281 students, the combined health-and-guidance staffing load for this school.
Discipline context
110
in-school suspensions + 112 out-of-school
Suspension rate: 10.9 per 100 students. Combined in-school and out-of-school rate: 21.9 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 90.3%
Hispanic or Latino 3.9%
Two or More 3.8%
African American 1.5%
Asian 0.3%
American Indian / Alaska Native 0.1%
Largest group: White at 90.3% of enrollment.
Student-body diversity index 18.1/100
Simpson diversity index - at 18.1, Central Mountain Hs is less mixed than the Pennsylvania school average of 37.3.
Programs
AP courses offered 15
Funding & spending
District-wide per-pupil expenditure for Keystone Central Sd, which includes Central Mountain Hs.
$18,571
Per student
+3%
vs Pennsylvania
Avg $17,970
+12%
vs U.S.
Avg $16,593
Revenue mix
Local 41.1%
State 47.1%
Federal 11.9%
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 Central Mountain Hs Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Central Mountain Ms | Similar size | Higher economic need | Lower S:T ratio |
| Robb El Sch | Smaller | Higher economic need | Lower S:T ratio |
| Mill Hall El Sch | Smaller | Higher economic need | Similar S:T ratio |
| Woodward El Sch | Smaller | Higher economic need | Similar S:T ratio |
| Renovo El Sch | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Central Mountain Hs's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 879
- Students per teacher
- 13.3:1
- Resource Index
- 56/100
- Enrollment
- 375
- Students per teacher
- 9.1:1
- Resource Index
- 50/100
- Enrollment
- 318
- Students per teacher
- 15.9:1
- Resource Index
- 42/100
- Enrollment
- 215
- Students per teacher
- 15.4:1
- Resource Index
- 41/100
- Enrollment
- 155
- Students per teacher
- 11.1:1
- Resource Index
- 45/100
Similar high 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 (~1,013 students)
Similar student-teacher ratio (~16.1:1)
Next steps
Verify locally before acting on Central Mountain Hs's federal record.
- Compare Central Mountain Hs against another school. Compare schools
- Keystone Central 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 Central Mountain Hs
How many students attend Central Mountain Hs?
Central Mountain Hs has 1,013 students enrolled. It is a high school in Mill Hall, PA.
What is the student-teacher ratio at Central Mountain Hs?
The student-teacher ratio at Central Mountain Hs is 16.1:1, which is 18% higher than the Pennsylvania average of 13.6:1 and 3% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Central Mountain Hs?
23.3% of students at Central Mountain Hs are eligible for free lunch, compared to the Pennsylvania average of 58.1%.
What is the racial and ethnic makeup of Central Mountain Hs?
The largest demographic group at Central Mountain Hs is White at 90.3% of enrollment, in Mill Hall, PA.
What is the Resource Investment Index for Central Mountain Hs?
Central Mountain Hs has a Resource Investment Index of 37/100 (typical reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Central Mountain Hs rank among public schools in Mill Hall?
By Resource Investment Index, Central Mountain Hs ranks #3 of 3 public schools in Mill Hall, 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 Mill Hall on the city page.
Is Central Mountain Hs a good school?
Central Mountain Hs earns 37/100 on the Resource Investment Index, with class sizes larger than 86% 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 Keystone Central Sd?
Besides Central Mountain Hs, Keystone Central Sd also operates Central Mountain Ms (879 students), Robb El Sch (375 students), and Mill Hall El Sch (318 students). See the Keystone Central 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.