Serving 1,359 students in grades 9-12, Colonia High School ranks in the bottom 50% of all schools in New Jersey for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 20% (which is lower than the New Jersey state average of 36%). The percentage of students achieving proficiency in reading/language arts is 38% (which is lower than the New Jersey state average of 49%).
The student:teacher ratio of 11:1 is equal to the New Jersey state level of 11:1.
Minority enrollment is 60% of the student body (majority Hispanic and Asian), which is lower than the New Jersey state average of 62% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,359 students
- Student:Teacher Ratio: 11:1
- Minority Enrollment: 60%
- Graduation Rate: 93% (Top 30% in NJ)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 20% (Btm 50%)
- Reading Proficiency: 38% (Btm 50%)
- Science Proficiency: 22% (Top 50%)
- Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Top Rankings
Colonia High School ranks among the top 20% of public schools in New Jersey for:
Category
Attribute
Diversity
School Overview
Colonia High School's student population of 1,359 students has stayed relatively flat over five school years.
The teacher population of 124 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
1,359 students
Gender %
Total Classroom Teachers
124 teachers
Students by Grade
School Rankings
Colonia High School ranks within the bottom 50% of all 2,201 schools in New Jersey (based off of combined math and reading proficiency testing data).
The diversity score of Colonia High School is 0.73, which is more than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1609 out of 2201 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
20%
36%
Reading/Language Arts Test Scores (% Proficient)
38%
49%
Science Test Scores (% Proficient)
22%
23%
Student : Teacher Ratio
11:1
11:1
American Indian
n/a
n/a
Asian
17%
10%
Hispanic
26%
34%
Black
15%
15%
White
40%
38%
Hawaiian
n/a
n/a
Two or more races
2%
3%
All Ethnic Groups
Graduation Rate
93%
85%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
29%
32%
Eligible for Reduced Lunch
8%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Frequently Asked Questions
What is Colonia High School's ranking?
Colonia High School is ranked #1609 out of 2,201 schools, which ranks it among the bottom 50% of public schools in New Jersey.
What schools are Colonia High School often compared to?
Colonia High Schoolis often viewed alongside schools like John F. Kennedy Memorial High School, Woodbridge High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
20% of students have achieved math proficiency (compared to the 36% NJ state average), while 38% of students have achieved reading proficiency (compared to the 49% NJ state average).
What is the graduation rate of Colonia High School?
The graduation rate of Colonia High School is 93%, which is higher than the New Jersey state average of 85%.
How many students attend Colonia High School?
1,359 students attend Colonia High School.
What is the racial composition of the student body?
40% of Colonia High School students are White, 26% of students are Hispanic, 17% of students are Asian, 15% of students are Black, and 2% of students are Two or more races.
What is the student:teacher ratio of Colonia High School?
Colonia High School has a student ration of 11:1, which is equal to the New Jersey state average of 11:1.
What grades does Colonia High School offer ?
Colonia High School offers enrollment in grades 9-12
What school district is Colonia High School part of?
Colonia High School is part of Woodbridge Township School District.
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