Marcellus High School is a public high school in Onondaga County, New York, United States. It is located in Marcellus, New York on the same campus as Marcellus Central School District's middle and elementary schools. Approximately 700 students attend the high school with over 65 teachers and staff members.
Serving 435 students in grades 9-12, Marcellus High School ranks in the top 20% of all schools in New York for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 70-74% (which is higher than the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 70-79% (which is higher than the New York state average of 49%).
The student-teacher ratio of 10:1 is lower than the New York state level of 11:1.
Minority enrollment is 7% of the student body (majority Hispanic and Black), which is lower than the New York state average of 61% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 435 students
- Student-Teacher Ratio: 10:1
- Minority Enrollment: 7%
- Graduation Rate: ≥95% (Top 10% in NY)
- Overall Testing Rank: Top 20%
- Math Proficiency: 70-74% (Top 20%)
- Reading Proficiency: 70-79% (Top 20%)
- Science Proficiency: 90-94% (Top 20%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
Top Rankings
Marcellus High School ranks among the top 20% of public schools in New York for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Marcellus High School's student population of 435 students has declined by 16% over five school years.
The teacher population of 43 teachers has declined by 12% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
435 students
Total Classroom Teachers
43 teachers
Colors
White, Black, Green, Red
School Calendar
Last Day of School
Thu. Jun 25, 2026
School Rankings
Marcellus High School ranks within the top 20% of all 4,346 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of Marcellus High School is 0.13, which is less than the diversity score at state average of 0.73. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#570 out of 4346 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
70-74%
52%
Reading/Language Arts Test Scores (% Proficient)
70-79%
49%
Science Test Scores (% Proficient)
90-94%
78%
Student-Teacher Ratio
10:1
11:1
American Indian
n/a
1%
Asian
1%
10%
Hispanic
2%
31%
Black
1%
15%
White
93%
39%
Hawaiian
n/a
n/a
Two or more races
3%
4%
All Ethnic Groups
Graduation Rate
≥95%
87%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
20%
55%
Eligible for Reduced Lunch
3%
2%
School Statewide Testing
School District Name
Marcellus Central School District
Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Notes
- School Mascot: Mustangs
Frequently Asked Questions
What is Marcellus High School's ranking?
Marcellus High School is ranked #570 out of 4,346 schools, which ranks it among the top 20% of public schools in New York.
What schools are Marcellus High School often compared to?
Marcellus High Schoolis often viewed alongside schools like Skaneateles Senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
70-74% of students have achieved math proficiency (compared to the 52% NY state average), while 70-79% of students have achieved reading proficiency (compared to the 49% NY state average).
What is the graduation rate of Marcellus High School?
The graduation rate of Marcellus High School is 95%, which is higher than the New York state average of 87%.
How many students attend Marcellus High School?
435 students attend Marcellus High School.
What is the racial composition of the student body?
93% of Marcellus High School students are White, 3% of students are Two or more races, 2% of students are Hispanic, 1% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Marcellus High School?
Marcellus High School has a student ration of 10:1, which is lower than the New York state average of 11:1.
What grades does Marcellus High School offer ?
Marcellus High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Marcellus High School part of?
Marcellus High School is part of Marcellus Central School District.
School Reviews
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