- Enrollment
- 1,681
- Students per teacher
- 12.8:1
- Resource Index
- 43/100
High school (grades 9-12) · Colonia, NJ
Colonia High School
Federal NCES profile for Colonia High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 60/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 341812003668
👥 S:T ratio 56
🌟 Gifted program 70
🎓 Counselors 32
📋 Attendance 80
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Colonia High School earns 60/100 on the Resource Investment Index, with class sizes near the New Jersey median. It is also one of the largest schools in New Jersey.
- #4 of 6
- public schools in Colonia · Resource Index
- 60
- Resource Index · Higher
- 11.1:1
- students per teacher
- 24.9%
- free-lunch eligible
Colonia High School has class sizes near the New Jersey median. Computed live against every New Jersey school reporting to NCES.
By Resource Investment Index, Colonia High School ranks #4 of 6 public schools in Colonia, NJ.
School address
District: Woodbridge Township School District · New Jersey
NCES ID 341812003668 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+3 students YoY
Colonia High School held near 1,359 students from 2022-23 to 2023-24 (+3 headcount).
Teacher FTE added 122.0 → 124.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+3 students YoY 341812003668 · Colonia, NJ High · MID · TRAD
1,354 enr · 11.1:1 · 24.9% lunch · RII 60
Nearest enrollment peer: Woodbridge High School (1,681 students)
Colonia High School held near 1,359 students from 2022-23 to 2023-24 (+3 headcount). Teacher FTE added 122.0 → 124.0 across the same CCD years. Read with this school → · District book → · New Jersey schools → · Find another →
Colonia High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Woodbridge Hig
Woodbridge High School
1,681 students
- John F. Kenned
John F. Kennedy Memorial High School
1,405 students
- This school
Colonia High School
1,354 students
- Iselin Middle
Iselin Middle School
794 students
- Lafayette Esta
Lafayette Estates Elementary School
705 students
- Fords Middle S 645
Fords Middle School
645 students
What this shows Colonia High School reports 1,354 students on the CCD universe file.
How Colonia High School compares
Colonia High School held steady on CCD headcount: ratios and free-lunch share vs New Jersey and U.S. means.
| Metric | This school | vs New Jersey | New Jersey avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.1:1 | ▼ 6% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 24.9% | ▼ 16% | 29.6% | 51.7% |
| Enrollment | 1,354 | top 5% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.1:1
Leaner classes than 82% of US schools, among the more generously staffed nationally.
1,354
Bigger than 95% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
24.9%
free-lunch eligible
- 16% 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
11.1:1
students per teacher
- 6% below state mean
Top 45% in New Jersey - lower ratio than 55% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
7.9%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$24,527
per pupil, district-wide
- below New Jersey avg of $26,225
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors4.0 FTE
Per 339 students, the combined health-and-guidance staffing load for this school.
Discipline context
124
in-school suspensions + 82 out-of-school
Suspension rate: 9.2 per 100 students. Combined in-school and out-of-school rate: 15.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 39.1%
Hispanic or Latino 26.9%
Asian 16.7%
African American 15.5%
Two or More 1.8%
American Indian / Alaska Native 0.1%
Largest group: White at 39.1% of enrollment.
Student-body diversity index 72.3/100
Simpson diversity index - at 72.3, Colonia High School is more mixed than the New Jersey school average of 51.2.
Programs
AP courses offered 25
Gifted & talented Yes
District finance for Woodbridge Township School District reports $24,527 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Colonia High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Woodbridge High School | Similar size | Similar economic need | Higher S:T ratio |
| John F. Kennedy Memorial High School | Similar size | Similar economic need | Similar S:T ratio |
| Iselin Middle School | Smaller | Similar economic need | Similar S:T ratio |
| Lafayette Estates Elementary School | Smaller | Higher economic need | Higher S:T ratio |
| Fords Middle School | Smaller | Higher economic need | Similar S:T ratio |
Comparisons are relative to Colonia High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,405
- Students per teacher
- 12.3:1
- Resource Index
- 44/100
- Enrollment
- 794
- Students per teacher
- 11.3:1
- Resource Index
- 55/100
- Enrollment
- 705
- Students per teacher
- 20.7:1
- Resource Index
- 40/100
- Enrollment
- 645
- Students per teacher
- 10.2:1
- Resource Index
- 59/100
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 (~1,354 students)
Frequently asked questions about Colonia High School
How many students attend Colonia High School?
Colonia High School has 1,354 students enrolled. It is a high school in Colonia, NJ. CCD year-over-year: 1,356 (2022-23) → 1,359 (2023-24), nearly flat (+3).
What is the student-teacher ratio at Colonia High School?
The student-teacher ratio at Colonia High School is 11.1:1, which is 6% lower than the New Jersey average of 11.8:1 and 29% 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 Colonia High School?
24.9% of students at Colonia High School are eligible for free lunch, compared to the New Jersey average of 29.6%.
What is the racial and ethnic makeup of Colonia High School?
The largest demographic group at Colonia High School is White at 39.1% of enrollment, in Colonia, NJ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 72.3/100.
What is the Resource Investment Index for Colonia High School?
Colonia High School has a Resource Investment Index of 60/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Colonia High School rank among public schools in Colonia?
By Resource Investment Index, Colonia High School ranks #4 of 6 public schools in Colonia, 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 Colonia on the city page.
What other schools are in Woodbridge Township School District?
Besides Colonia High School, Woodbridge Township School District also operates Woodbridge High School (1,681 students), John F. Kennedy Memorial High School (1,405 students), and Iselin Middle School (794 students). See the Woodbridge Township School District district page for the complete list.