Marshwood High School
Public
High Grades 9–12
Part of RSU 35/MSAD 35
260 Dow Highway, South Berwick, ME 03908 · (207) 384-4500
Community ratings
Not rated yetBe the first neighbor to rate this school — an overall score plus Teachers, Communication, Safety and Activities.
Academic performance
Math proficiency92%
State average 81.4%
Reading / language arts82%
State average 85.2%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
659Students enrolled
13:1Student–teacher ratio
15%Free / reduced lunch
RuralSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9154
Grade 10177
Grade 11164
Grade 12164
Students
White · 92%604
Hispanic · 3%18
Two or more races · 2%15
Black · 2%10
Asian · 1%7
American Indian/Alaska Native · 1%4
Native Hawaiian/Pacific Islander · 0%1
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
736’20
696’21
682’22
669’23
659’24
Location
260 Dow Highway South Berwick
Neighbor reviews
Sign in to rate this school.
School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.