Marine Science Magnet High School

130 Shennecossett Road, Groton, CT 06340

BSchola Grade
Grades
9–12
High
Students
274
Enrolled 2024–25
Students per teacher
10.5 : 1
Full-time teachers
District
Learn
Southeastern Connecticut Planning Region

Schola Grade B · Above average

Letter grade (A–F) · compared with 194 Connecticut high schools · How we grade
Test scores70% proficient in math & reading
88thpercentile
Attendance26% chronically absent
31stpercentile
Graduation rate95% graduate in 4 years
66thpercentile
College readinessAt least 35% take AP, IB or dual-enrollment courses
78thpercentile
Class size10.5 students per teacher
74thpercentile

Percentiles compare this school with other Connecticut high schools; the line marks the middle. Some measures aren't reported for this school, so the grade uses the ones available. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Marine Science Magnet High School

Marine Science Magnet High School is a magnet high school in Groton, Connecticut, serving grades 9–12. It is part of Learn. The school is located in a midsize suburb in Southeastern Connecticut Planning Region.

In the 2024–25 school year, 274 students were enrolled, with about 10.5 students for every full-time teacher. That ratio is smaller than the typical Connecticut high school (11.1 students per teacher). Its Schola Grade is B (above average), compared with 194 Connecticut high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

130 Shennecossett Road
Groton, CT 06340
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School details

Type
Magnet School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
274 students
Students per teacher
10.5 to 1
AP courses offered
12
Charter school
No
Magnet school
Yes
Virtual learning
Offers virtual courses
Locale
Suburb — Midsize
School district
Learn
County
Southeastern Connecticut Planning Region
NCES school ID
090345001606

Schools near Marine Science Magnet High School

All 8 schools in Groton →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.