Marlboro High School is the Marlboro Central School District's high school located in Marlboro, New York, United States. Marlboro High School is a comprehensive, four-year institution for students in Grades 9-12. It is accredited by the Middle States Association of Schools.
Serving 629 students in grades 9-12, Marlboro Central High School ranks in the top 30% of all schools in New York for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 65-69% (which is higher than the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 60-64% (which is higher than the New York state average of 49%).
The student-teacher ratio of 11:1 is equal to the New York state level of 11:1.
Minority enrollment is 43% of the student body (majority Hispanic), which is lower than the New York state average of 60% (majority Hispanic).
Quick Facts (2025)
- Grades: 9-12
- Enrollment: 629 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 43%
- Graduation Rate: ≥95% (Top 10% in NY)
- Overall Testing Rank: Top 30%
- Math Proficiency: 65-69% (Top 30%)
- Reading Proficiency: 60-64% (Top 30%)
- Science Proficiency: 90-94% (Top 20%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
Top Rankings
Marlboro Central High School ranks among the top 20% of public schools in New York for:
Category
Attribute
Science Proficiency
Graduation Rate
School Overview
Marlboro Central High School's student population of 629 students has grown by 9% over five school years.
The teacher population of 55 teachers has grown by 25% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
629 students
Gender %
Total Classroom Teachers
55 teachers
Year Founded
1967
School Rankings
Marlboro Central High School ranks within the top 30% of all 4,346 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of Marlboro Central High School is 0.59, 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
#1026 out of 4346 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
65-69%
52%
Reading/Language Arts Test Scores (% Proficient)
60-64%
49%
Science Test Scores (% Proficient)
90-94%
78%
Student-Teacher Ratio
11:1
11:1
American Indian
n/a
1%
Asian
1%
10%
Hispanic
27%
30%
Black
11%
16%
White
57%
40%
Hawaiian
n/a
n/a
Two or more races
4%
3%
All Ethnic Groups
Graduation Rate
≥95%
87%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
32%
54%
Eligible for Reduced Lunch
2%
3%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Notes
- School Mascot: The Iron Duke
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Marlboro Central High School's ranking?
Marlboro Central High School is ranked #1026 out of 4,346 schools, which ranks it among the top 30% of public schools in New York.
What schools are Marlboro Central High School often compared to?
Marlboro Central High Schoolis often viewed alongside schools like Highland High School, New Paltz Senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
65-69% of students have achieved math proficiency (compared to the 52% NY state average), while 60-64% of students have achieved reading proficiency (compared to the 49% NY state average).
What is the graduation rate of Marlboro Central High School?
The graduation rate of Marlboro Central High School is 95%, which is higher than the New York state average of 87%.
How many students attend Marlboro Central High School?
629 students attend Marlboro Central High School.
What is the racial composition of the student body?
57% of Marlboro Central High School students are White, 27% of students are Hispanic, 11% of students are Black, 4% of students are Two or more races, and 1% of students are Asian.
What is the student-teacher ratio of Marlboro Central High School?
Marlboro Central High School has a student ration of 11:1, which is equal to the New York state average of 11:1.
What grades does Marlboro Central High School offer ?
Marlboro Central High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Marlboro Central High School part of?
Marlboro Central High School is part of Marlboro Central School District.
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