Enrollment
141
New Jersey · 2024-25 NCES data
High school (grades 9-12) · Pennington, NJ
Mercer County Technical School Stem Academy
Federal NCES profile for Mercer County Technical School Stem Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 340995003415
👥 S:T ratio 20
📚 AP courses 10
🌟 Gifted program 30
🎓 Counselors 72
📋 Attendance 98
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mercer County Technical School Stem Academy earns 46/100 on the Resource Investment Index, with class sizes larger than 98% of New Jersey schools.
- 46
- Resource Index · Typical
- 20.1:1
- large classes for New Jersey
- 27.7%
- free-lunch eligible
- 141
- students enrolled
Mercer County Technical School Stem Academy has class sizes larger than 98% of New Jersey schools. Computed live against every New Jersey school reporting to NCES.
School address
NCES ID 340995003415 Verify on NCES CCD record →
Teachers (FTE)
7.0
Federal CCD staff survey
Students per teacher
20.1:1
vs 11.8:1 New Jersey avg
+70% vs state
Free-lunch eligible
27.7%
vs 29.6% New Jersey avg
-6% vs state
Student-teacher ratio in context
How Mercer County Technical School Stem Academy compares with New Jersey and U.S. medians
What stands out at Mercer County Technical School Stem Academy
Mercer County Technical School Stem Academy is a small high school in Pennington, New Jersey, enrolling 141 students.
Class loads run heavy: 20.1:1 is larger than about 98% of New Jersey schools and 70% above the 11.8:1 state mean, so each teacher carries more students than is typical.
Its free-meal eligibility rate of 27.7% lands close to the New Jersey typical range, neither a high- nor low-need campus by this measure.
This is a small campus: fewer students than 93% of New Jersey schools, with 141 enrolled.
Its Resource Investment Index sits near the middle of the pack among 2,501 scored New Jersey schools.
Against 83 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #32.
Its student body is led by Hispanic or Latino (48%) and White (23%) (diversity index 68/100).
No Advanced Placement courses are reported for this campus in the federal data.
Counselor coverage is strong, about 141 students per counselor, inside the American School Counselor Association's recommended 250:1.
Attendance holds up well here: only 0.7% of students were chronically absent, below the typical post-pandemic national figure.
The surrounding Area Vocational Technical School District of Mercer County spends $51,684 per pupil, 107% above the New Jersey average, a better-resourced district than most.
Among Pennington's high schools, it stands alongside Mercer County Technical School Culinary Arts Academy (111 students): Mercer County Technical School Stem Academy is larger than that campus by headcount and runs heavier classes (20.1:1 vs 18.5:1).
Area Vocational Technical School District of Mercer County also operates Mercer County Technical School Health Sciences Academy (137 students) and Mercer County Technical School Culinary Arts Academy (111 students) alongside Mercer County Technical School Stem Academy.
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 Mercer County Technical School Stem Academy compares
Mercer County Technical School Stem Academy on the metrics families compare, against New Jersey and U.S. means.
| Metric | This school | vs New Jersey | New Jersey avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.1:1 | ▲ 70% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 27.7% | ▼ 6% | 29.6% | 51.7% |
| Enrollment | 141 | top 93% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.1:1
Leaner classes than 16% of US schools, heavier class loads than most.
141
Bigger than 14% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Economic need
27.7%
free-lunch eligible
- 6% below the New Jersey average of 29.6%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
20.1:1
students per teacher
- 70% above state mean
Top 98% in New Jersey - lower ratio than 2% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
0.7%
chronically absent (missed 10%+ of school days)
Below 5%, comfortably under the pre-pandemic national baseline for chronic absenteeism.
Funding equity
$51,684
per pupil, district-wide
- above New Jersey avg of $24,984
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 141 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 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
Hispanic or Latino 47.5%
White 23.0%
Asian 15.8%
African American 13.7%
Largest group: Hispanic or Latino at 47.5% of enrollment.
Student-body diversity index 67.8/100
Simpson diversity index - at 67.8, Mercer County Technical School Stem Academy is more mixed than the New Jersey school average of 51.2.
Programs
AP program Not offered
Funding & spending
District-wide per-pupil expenditure for Area Vocational Technical School District of Mercer County, which includes Mercer County Technical School Stem Academy.
$51,684
Per student
+107%
vs New Jersey
Avg $24,984
+211%
vs U.S.
Avg $16,593
Revenue mix
Local 67.0%
State 29.8%
Federal 3.1%
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 Mercer County Technical School Stem Academy Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Mercer County Technical School Health Sciences Academy | Similar size | Similar economic need | Lower S:T ratio |
| Mercer County Technical School Culinary Arts Academy | Similar size | Similar economic need | Lower S:T ratio |
| Mcvs Assunpink Shared Time Center/Rubino | Smaller | Higher economic need | Lower S:T ratio |
| Mcvs Arthur R. Sypek Center | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Mercer County Technical School Stem Academy's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 137
- Students per teacher
- 15.2:1
- Resource Index
- 54/100
- Enrollment
- 111
- Students per teacher
- 18.5:1
- Resource Index
- 44/100
- Enrollment
- 96
- Students per teacher
- 12:1
- Resource Index
- 64/100
- Enrollment
- 21
- Students per teacher
- 1.8:1
- Resource Index
- 55/100
Similar high schools in Pennington
1 comparable high schools (grades 9-12) serving the same city.
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of New Jersey, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~141 students)
Next steps
Verify locally before acting on Mercer County Technical School Stem Academy's federal record.
- Compare Mercer County Technical School Stem Academy against another school. Compare schools
- Area Vocational Technical School District of Mercer County'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 Mercer County Technical School Stem Academy
How many students attend Mercer County Technical School Stem Academy?
Mercer County Technical School Stem Academy has 141 students enrolled. It is a high school in Pennington, NJ.
What is the student-teacher ratio at Mercer County Technical School Stem Academy?
The student-teacher ratio at Mercer County Technical School Stem Academy is 20.1:1, which is 70% higher than the New Jersey average of 11.8:1 and 28% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Mercer County Technical School Stem Academy?
27.7% of students at Mercer County Technical School Stem Academy are eligible for free lunch, compared to the New Jersey average of 29.6%.
What is the racial and ethnic makeup of Mercer County Technical School Stem Academy?
The largest demographic group at Mercer County Technical School Stem Academy is Hispanic or Latino at 47.5% of enrollment, in Pennington, NJ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.8/100.
What is the Resource Investment Index for Mercer County Technical School Stem Academy?
Mercer County Technical School Stem Academy has a Resource Investment Index of 46/100 (typical reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
Is Mercer County Technical School Stem Academy a good school?
Mercer County Technical School Stem Academy earns 46/100 on the Resource Investment Index, with class sizes larger than 98% of New Jersey 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 Area Vocational Technical School District of Mercer County?
Besides Mercer County Technical School Stem Academy, Area Vocational Technical School District of Mercer County also operates Mercer County Technical School Health Sciences Academy (137 students), Mercer County Technical School Culinary Arts Academy (111 students), and Mcvs Assunpink Shared Time Center/Rubino (96 students). See the Area Vocational Technical School District of Mercer County district page for the complete list.
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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.