Enrollment
794
New Jersey · 2024-25 NCES data
Middle school (grades 6-8) · Iselin, NJ
Iselin Middle School
Federal NCES profile for Iselin Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 55/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 341812003682
👥 S:T ratio 55
🌟 Gifted program 70
🎓 Counselors 21
📋 Attendance 77
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Iselin Middle School earns 55/100 on the Resource Investment Index, with class sizes near the New Jersey median.
- #3 of 6
- public schools in Iselin · Resource Index
- 55
- Resource Index · Higher
- 11.3:1
- students per teacher
- 23.4%
- free-lunch eligible
Iselin Middle School has class sizes near the New Jersey median. Computed live against every New Jersey school reporting to NCES.
By Resource Investment Index, Iselin Middle School ranks #3 of 6 public schools in Iselin, NJ.
School address
District: Woodbridge Township School District · New Jersey
NCES ID 341812003682 Verify on NCES CCD record →
Teachers (FTE)
70.0
Federal CCD staff survey
Students per teacher
11.3:1
vs 11.8:1 New Jersey avg
-4% vs state
Free-lunch eligible
23.4%
vs 29.6% New Jersey avg
-21% vs state
Student-teacher ratio in context
How Iselin Middle School compares with New Jersey and U.S. medians
What stands out at Iselin Middle School
Iselin Middle School is a mid-sized middle school in Iselin, New Jersey, enrolling 794 students.
At 11.3:1, its student-teacher ratio sits close to the New Jersey median, within a few percentage points of the 11.8:1 state norm, neither notably crowded nor notably small.
Its free-meal eligibility rate of 23.4% lands close to the New Jersey typical range, neither a high- nor low-need campus by this measure.
Enrollment of 794 puts it in the larger third of New Jersey schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 2,501 scored New Jersey schools.
Against 346 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #140.
Its student body is led by Asian (61%) and Hispanic or Latino (18%) (diversity index 58/100).
Counselor availability sits well past the ASCA benchmark, roughly 397 students sharing each counselor, though short of the most stretched campuses.
Attendance holds up well here: only 9.4% of students were chronically absent, below the typical post-pandemic national figure.
Woodbridge Township School District also operates Woodbridge High School (1,681 students) and John F. Kennedy Memorial High School (1,405 students) alongside Iselin Middle School.
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 Iselin Middle School compares
Iselin Middle School 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 | 11.3:1 | ▼ 4% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 23.4% | ▼ 21% | 29.6% | 51.7% |
| Enrollment | 794 | top 16% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.3:1
Leaner classes than 81% of US schools, among the more generously staffed nationally.
794
Bigger than 85% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
23.4%
free-lunch eligible
- 21% 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
11.3:1
students per teacher
- 4% below state mean
Top 49% in New Jersey - lower ratio than 51% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
9.4%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$22,601
per pupil, district-wide
- below 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
Counselors2.0 FTE
Per 397 students, the combined health-and-guidance staffing load for this school.
Discipline context
59
in-school suspensions + 31 out-of-school
Suspension rate: 7.4 per 100 students. Combined in-school and out-of-school rate: 11.3 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
Asian 60.6%
Hispanic or Latino 17.5%
White 15.0%
African American 6.0%
Two or More 0.9%
Largest group: Asian at 60.6% of enrollment.
Student-body diversity index 57.6/100
Simpson diversity index - at 57.6, Iselin Middle School is more mixed than the New Jersey school average of 51.2.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Woodbridge Township School District, which includes Iselin Middle School.
$22,601
Per student
-10%
vs New Jersey
Avg $24,984
+36%
vs U.S.
Avg $16,593
Revenue mix
Local 57.9%
State 36.9%
Federal 5.2%
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 Iselin Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Woodbridge High School | Larger | Similar economic need | Higher S:T ratio |
| John F. Kennedy Memorial High School | Larger | Similar economic need | Similar S:T ratio |
| Colonia High School | Larger | Similar economic need | Similar S:T ratio |
| Lafayette Estates Elementary School | Similar size | Higher economic need | Higher S:T ratio |
| Fords Middle School | Similar size | Higher economic need | Similar S:T ratio |
Comparisons are relative to Iselin Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,681
- Students per teacher
- 12.8:1
- Resource Index
- 43/100
- Enrollment
- 1,405
- Students per teacher
- 12.3:1
- Resource Index
- 44/100
- Enrollment
- 1,354
- Students per teacher
- 11.1:1
- Resource Index
- 60/100
- Enrollment
- 705
- Students per teacher
- 20.7:1
- Resource Index
- 40/100
- Enrollment
- 645
- Students per teacher
- 10.2:1
- Resource Index
- 59/100
Similar middle 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 (~794 students)
Next steps
Verify locally before acting on Iselin Middle School's federal record.
- Compare Iselin Middle School against another school. Compare schools
- Woodbridge Township School District'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 Iselin Middle School
How many students attend Iselin Middle School?
Iselin Middle School has 794 students enrolled. It is a middle school in Iselin, NJ.
What is the student-teacher ratio at Iselin Middle School?
The student-teacher ratio at Iselin Middle School is 11.3:1, which is 4% lower than the New Jersey average of 11.8:1 and 28% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Iselin Middle School?
23.4% of students at Iselin Middle School are eligible for free lunch, compared to the New Jersey average of 29.6%.
What is the racial and ethnic makeup of Iselin Middle School?
The largest demographic group at Iselin Middle School is Asian at 60.6% of enrollment, in Iselin, NJ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.6/100.
What is the Resource Investment Index for Iselin Middle School?
Iselin Middle School has a Resource Investment Index of 55/100 (higher 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 Iselin Middle School rank among public schools in Iselin?
By Resource Investment Index, Iselin Middle School ranks #3 of 6 public schools in Iselin, NJ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Iselin on the city page.
Is Iselin Middle School a good school?
Iselin Middle School earns 55/100 on the Resource Investment Index, with class sizes near the New Jersey median. 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 Woodbridge Township School District?
Besides Iselin Middle School, Woodbridge Township School District also operates Woodbridge High School (1,681 students), John F. Kennedy Memorial High School (1,405 students), and Colonia High School (1,354 students). See the Woodbridge Township School District 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.