Marine Science Magnet High School of Southeastern Connecticut was the first public high school in Groton, Connecticut, in the United States. It opened on September 1, 2011. In the academic year 2012–2013 there were 178 students enrolled in grades 9–11, of which 94 were male and 84 female.
Serving 271 students in grades 9-12, Marine Science Magnet High School ranks in the top 20% of all schools in Connecticut for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 50-59% (which is higher than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 80-89% (which is higher than the Connecticut state average of 50%).
The student:teacher ratio of 11:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 35% of the student body (majority Hispanic), which is lower than the Connecticut state average of 53% (majority Hispanic).
Quick Stats (2025)
- School Type: Magnet School
- Grades: 9-12
- Enrollment: 271 students
- Student:Teacher Ratio: 11:1
- Minority Enrollment: 35%
- Graduation Rate: ≥90% (Btm 50% in CT)
- Overall Testing Rank: Top 20%
- Math Proficiency: 50-59% (Top 50%)
- Reading Proficiency: 80-89% (Top 5%)
- Science Proficiency: 80-89% (Top 5%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
Marine Science Magnet High School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Science Proficiency
Community Size
School Overview
Marine Science Magnet High School's student population of 271 students has stayed relatively flat over five school years.
The teacher population of 24 teachers has grown by 9% over five school years.
School Type
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
271 students
Gender %
Total Classroom Teachers
24 teachers
Year Founded
2011
School Rankings
Marine Science Magnet High School ranks within the top 20% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Marine Science Magnet High School is 0.54, which is less than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#165 out of 939 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
50-59%
41%
Reading/Language Arts Test Scores (% Proficient)
80-89%
50%
Science Test Scores (% Proficient)
80-89%
47%
Student : Teacher Ratio
11:1
12:1
American Indian
1%
n/a
Asian
5%
5%
Hispanic
19%
31%
Black
1%
12%
White
65%
47%
Hawaiian
n/a
n/a
Two or more races
9%
5%
All Ethnic Groups
Graduation Rate
≥90%
89%
Eligible for Free Lunch
28%
37%
Eligible for Reduced Lunch
5%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Notes
- School Mascot: Sharks
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Marine Science Magnet High School's ranking?
Marine Science Magnet High School is ranked #165 out of 939 schools, which ranks it among the top 20% of public schools in Connecticut.
What percent of students have achieved state testing proficiency in math and reading?
50-59% of students have achieved math proficiency (compared to the 41% CT state average), while 80-89% of students have achieved reading proficiency (compared to the 50% CT state average).
What is the graduation rate of Marine Science Magnet High School?
The graduation rate of Marine Science Magnet High School is 90%, which is higher than the Connecticut state average of 89%.
How many students attend Marine Science Magnet High School?
271 students attend Marine Science Magnet High School.
What is the racial composition of the student body?
65% of Marine Science Magnet High School students are White, 19% of students are Hispanic, 9% of students are Two or more races, 5% of students are Asian, 1% of students are American Indian, and 1% of students are Black.
What is the student:teacher ratio of Marine Science Magnet High School?
Marine Science Magnet High School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does Marine Science Magnet High School offer ?
Marine Science Magnet High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Marine Science Magnet High School part of?
Marine Science Magnet High School is part of Learn School District.
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