Marlboro High School is a four-year comprehensive public high school located in Marlboro Township, in Monmouth County, in the U.S. state of New Jersey, serving students in ninth through twelfth grades as one of the six secondary schools of the Freehold Regional High School District.
Serving 1,742 students in grades 9-12, Marlboro High School ranks in the top 30% of all schools in New Jersey for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 56% (which is higher than the New Jersey state average of 38%). The percentage of students achieving proficiency in reading/language arts is 63% (which is higher than the New Jersey state average of 49%).
The student-teacher ratio of 16:1 is higher than the New Jersey state level of 11:1.
Minority enrollment is 29% of the student body (majority Asian), which is lower than the New Jersey state average of 62% (majority Hispanic).
Quick Facts (2025)
- Grades: 9-12
- Enrollment: 1,742 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 29%
- Graduation Rate: 98% (Top 5% in NJ)
- Overall Testing Rank: Top 30%
- Math Proficiency: 56% (Top 30%)
- Reading Proficiency: 63% (Top 30%)
- Science Proficiency: 12% (Btm 50%)
- Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Top Rankings
Marlboro High School ranks among the top 20% of public schools in New Jersey for:
Category
Attribute
Graduation Rate
School Overview
Marlboro High School's student population of 1,742 students has stayed relatively flat over five school years.
The teacher population of 111 teachers has declined by 12% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,742 students
Gender %
Total Classroom Teachers
111 teachers
Year Founded
1968
Colors
Navy Blue, Gold
School Calendar
Last Day of School
Thu. Jun 25, 2026
School Mascot
Mustangs
School Rankings
Marlboro High School ranks within the top 30% of all 2,184 schools in New Jersey (based off of combined math and reading proficiency testing data).
The diversity score of Marlboro High School is 0.46, 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
#597 out of 2184 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
56%
38%
Reading/Language Arts Test Scores (% Proficient)
63%
49%
Science Test Scores (% Proficient)
12%
23%
Student-Teacher Ratio
16:1
11:1
American Indian
n/a
n/a
Asian
17%
10%
Hispanic
8%
34%
Black
2%
15%
White
71%
38%
Hawaiian
n/a
n/a
Two or more races
2%
3%
All Ethnic Groups
Graduation Rate
98%
85%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
6%
32%
Eligible for Reduced Lunch
1%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NJ Dept. of Education
School Notes
- School Mascot: Mustangs
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Marlboro High School's ranking?
Marlboro High School is ranked #597 out of 2,184 schools, which ranks it among the top 30% of public schools in New Jersey.
What schools are Marlboro High School often compared to?
Marlboro High Schoolis often viewed alongside schools like Manalapan High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
56% of students have achieved math proficiency (compared to the 38% NJ state average), while 63% of students have achieved reading proficiency (compared to the 49% NJ state average).
What is the graduation rate of Marlboro High School?
The graduation rate of Marlboro High School is 98%, which is higher than the New Jersey state average of 85%.
How many students attend Marlboro High School?
1,742 students attend Marlboro High School.
What is the racial composition of the student body?
71% of Marlboro High School students are White, 17% of students are Asian, 8% of students are Hispanic, 2% of students are Black, and 2% of students are Two or more races.
What is the student-teacher ratio of Marlboro High School?
Marlboro High School has a student ration of 16:1, which is higher than the New Jersey state average of 11:1.
What grades does Marlboro High School offer ?
Marlboro High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Marlboro High School part of?
Marlboro High School is part of Freehold Regional High School District.
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