Sumner Memorial High School
Public
High Grades 9–12
Part of RSU 24
2456 US Hwy 1, Sullivan, ME 04664 · (207) 422-3510
Community ratings
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Academic performance
Math proficiency95%
State average 81.4%
Reading / language arts95%
State average 85.2%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
214Students enrolled
11:1Student–teacher ratio
50%Free / reduced lunch
RuralSetting
Regular SchoolSchool type
Enrollment by grade
Grade 963
Grade 1051
Grade 1157
Grade 1243
Students
White · 86%185
Hispanic · 7%16
Two or more races · 5%10
Asian · 1%3
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
259’20
259’21
279’22
246’23
214’24
Location
2456 US Hwy 1 Sullivan
Neighbor reviews
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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.