Dunellen High School is a four-year comprehensive public high school that serves students in ninth through twelfth grades from Dunellen in Middlesex County, in the U.S. state of New Jersey, operating as the lone secondary school of the Dunellen Public Schools.
Serving 409 students in grades 9-12, Dunellen 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 10-14% (which is lower than the New Jersey state average of 38%). The percentage of students achieving proficiency in reading/language arts is 35-39% (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 80% of the student body (majority Hispanic), which is higher than the New Jersey state average of 63% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 409 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 80%
- Graduation Rate: 90-94% (Top 50% in NJ)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 10-14% (Btm 50%)
- Reading Proficiency: 35-39% (Btm 50%)
- Science Proficiency: 25-29% (Top 50%)
- Source: National Center for Education Statistics (NCES), NJ Dept. of Education
School Overview
Dunellen High School's student population of 409 students has grown by 16% over five school years.
The teacher population of 36 teachers has grown by 5% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
409 students
Total Classroom Teachers
36 teachers
Year Founded
1935
Colors
Blue and Gold
School Calendar
School Rankings
Dunellen High School ranks within the bottom 50% of all 2,184 schools in New Jersey (based off of combined math and reading proficiency testing data).
The diversity score of Dunellen High School is 0.58, which is less 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
#1766 out of 2184 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
10-14%
38%
Reading/Language Arts Test Scores (% Proficient)
35-39%
49%
Science Test Scores (% Proficient)
25-29%
23%
Student-Teacher Ratio
11:1
11:1
Asian
4%
11%
Hispanic
60%
35%
Black
14%
14%
White
20%
37%
Two or more races
2%
3%
All Ethnic Groups
Graduation Rate
90-94%
85%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
43%
38%
Eligible for Reduced Lunch
6%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Frequently Asked Questions
What is Dunellen High School's ranking?
Dunellen High School is ranked #1766 out of 2,184 schools, which ranks it among the bottom 50% of public schools in New Jersey.
What schools are Dunellen High School often compared to?
Dunellen High Schoolis often viewed alongside schools like Middlesex High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
10-14% of students have achieved math proficiency (compared to the 38% NJ state average), while 35-39% of students have achieved reading proficiency (compared to the 49% NJ state average).
What is the graduation rate of Dunellen High School?
The graduation rate of Dunellen High School is 90-94%, which is higher than the New Jersey state average of 85%.
How many students attend Dunellen High School?
409 students attend Dunellen High School.
What is the racial composition of the student body?
60% of Dunellen High School students are Hispanic, 20% of students are White, 14% of students are Black, 4% of students are Asian, and 2% of students are Two or more races.
What is the student-teacher ratio of Dunellen High School?
Dunellen High School has a student ration of 11:1, which is equal to the New Jersey state average of 11:1.
What grades does Dunellen High School offer ?
Dunellen High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Dunellen High School part of?
Dunellen High School is part of Dunellen Public School District.
School Reviews
Review Dunellen High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
When “Free Public School” Still Isn’t Free
Discover the hidden costs of public school in 2026, from supplies and fees to transportation, technology, and extracurricular expenses.
What a District Budget Cut Means for Your Child's School Experience
Learn how district budget cuts can affect class sizes, programs, staffing, transportation, and your child's daily school experience in 2026.
School Closure Risk: What Parents Should Check Before Moving
Learn how parents can assess school closure risk before buying or renting in a district, using enrollment, funding, and boundary data.
