Enrollment
739
New Jersey · 2024-25 NCES data
2024-25 NCES data Elementary school (grades K-5) NCES 340079503451 Charter school
Middlesex County Stem Charter School — Perth Amboy, NJ
Federal NCES profile for Middlesex County Stem Charter School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 62/100.
👥 Class size 36
🌟 Gifted program 70
🎓 Counselors 63
📋 Attendance 79
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: Middlesex County Stem Charter School · New Jersey
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)
29.0
Federal CCD staff survey
Students per teacher
15.9:1
vs 11.9:1 New Jersey avg
+34% vs state
Free-lunch eligible
49.1%
vs 29.6% New Jersey avg
+66% vs state
Student-teacher ratio in context
How Middlesex County Stem Charter School compares with New Jersey 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
Middlesex County Stem Charter School reports 739 enrolled students to the National Center for Education Statistics (NCES) alongside 29.0 full-time-equivalent teachers, producing a 15.9:1 student-teacher ratio. That figure sits 34% above the New Jersey state mean of 11.9:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 0% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 49.1% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 66% above the New Jersey average and 5% below the national baseline. Counselor coverage works out to roughly 185 students per counselor, meeting the American School Counselor Association recommendation of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 8.4% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Middlesex County Stem Charter School spends $15,594 per pupil district-wide, below the New Jersey average of $29,189 and below the national average of $19,490. Revenue comes 87.7% from local sources (property taxes), 1.6% from the state, and 10.7% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 62/100 (C+), calculated from 4 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 Middlesex County Stem Charter School compares
Cross-validating school-level NCES values against New Jersey state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs New Jersey | New Jersey avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.9:1 | ▲ 34% | 11.9:1 | 15.9:1 |
| Free-lunch eligible | 49.1% | ▲ 66% | 29.6% | 51.8% |
| Enrollment | 739 | top 81% | — | — |
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
49.1%
free-lunch eligible
— 66% above the New Jersey average of 29.6%
Above the 40% Title I schoolwide threshold — federal funds support the whole school, not individual students.
Staffing depth
15.9:1
students per teacher
— 34% above state mean
Top 95% in New Jersey — lower ratio than 5% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
8.4%
chronically absent (missed 10%+ of school days)
Below 10% — strong attendance relative to the post-pandemic national landscape.
Funding equity
$15,594
per pupil, district-wide
— below New Jersey avg of $29,189
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors4.0 FTE
Per 185 students — the combined health-and-guidance staffing load for this school.
Discipline context
12
in-school suspensions + 3 out-of-school
Suspension rate: 1.6 per 100 students. Combined in-school and out-of-school rate: 2.0 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 739 Top 81% in New Jersey — larger than 19% of 2,509 state schools
Teachers (FTE) 29.0
Students per teacher 15.9:1 +34% vs state
Free-lunch eligible 49.1% +66% vs state
NCES ID 340079503451
Student demographics
Hispanic or Latino 76.0%
African American 15.0%
White 3.8%
Asian 3.5%
Two or More 0.8%
American Indian / Alaska Native 0.7%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 76.0% of enrollment.
Programs & staff
Gifted & talented Yes
Counselors (FTE) 4.0
Students per counselor 185:1
Discipline & special education
Chronically absent 8.4%
In-school suspensions 12
Out-of-school suspensions 3
Funding & spending
District-wide per-pupil expenditure for Middlesex County Stem Charter School, which includes Middlesex County Stem Charter School.
$15,594
Per student
-47%
vs New Jersey
Avg $29,189
-20%
vs U.S.
Avg $19,490
Revenue mix
Local 87.7%
State 1.6%
Federal 10.7%
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.
Similar elementary schools in Perth Amboy
1 comparable elementary schools (grades K-5) serving the same city.
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 Middlesex County Stem Charter School
How many students attend Middlesex County Stem Charter School?
Middlesex County Stem Charter School has 739 students enrolled. It is a elementary school in Perth Amboy, NJ.
What is the student-teacher ratio at Middlesex County Stem Charter School?
The student-teacher ratio at Middlesex County Stem Charter School is 15.9:1, which is 34% higher than the New Jersey average of 11.9:1 and 0% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Middlesex County Stem Charter School?
49.1% of students at Middlesex County Stem Charter School are eligible for free lunch, compared to the New Jersey average of 29.6%.
What is the racial and ethnic makeup of Middlesex County Stem Charter School?
The largest demographic group at Middlesex County Stem Charter School is Hispanic or Latino at 76.0%. The school serves a diverse student body in Perth Amboy, NJ.
What is the Resource Investment Index for Middlesex County Stem Charter School?
Middlesex County Stem Charter School has a Resource Investment Index of 62/100 (C+) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.