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Marshwood High School

260 Dow Highway, South Berwick, ME 03908

BSchola Grade
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Grades
9–12
High
Students
659
Enrolled 2024–25
Students per teacher
13 : 1
Full-time teachers
District
RSU 35/Msad 35
York County

Schola Grade B · Above average

Letter grade (A–F) · compared with 108 Maine high schools · How we grade
Test scores90% proficient in math & reading
73rdpercentile
Attendance23% chronically absent
83rdpercentile
Graduation rate92% graduate in 4 years
74thpercentile
College readinessAt least 17% take AP, IB or dual-enrollment courses
55thpercentile
Class size13 students per teacher
31stpercentile

Percentiles compare this school with other Maine 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 Marshwood High School

Marshwood High School is a public high school in South Berwick, Maine, serving grades 9–12. It is part of RSU 35/Msad 35. The school is located in a rural area near a town in York County.

In the 2024–25 school year, 659 students were enrolled, with about 13 students for every full-time teacher. That ratio is larger than the typical Maine high school (11.7 students per teacher). Its Schola Grade is B (above average), compared with 108 Maine high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

260 Dow Highway
South Berwick, ME 03908
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
659 students
Students per teacher
13 to 1
AP courses offered
8
Charter school
No
Magnet school
No
Locale
Rural — Fringe
School district
RSU 35/Msad 35
County
York County
NCES school ID
231137000491

Schools near Marshwood High School

All 4 schools in South Berwick →

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.