A
Sumner Memorial High School
PublicHighGrades 9–12
2456 US Hwy 1, Sullivan, ME 04664 · (207) 422-3510 · Part of Regional School Unit 24
Students
214
Students per teacher
11:1
Free or reduced lunch
50%
Setting
Rural
Grades
9–12
What stands out about Sumner Memorial High School
- School Grade A: near the top of Maine’s public schools
- Math proficiency 14 pts above the state
- Reading / language arts 10 pts above the state
- Small classes: 11:1 students per teacher
- Enrollment down 17.4% since 2020
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency95%
State average 81.4%
Reading / language arts95%
State average 85.2%
Location
Directions ↗
2456 US Hwy 1, Sullivan
Students
Enrollment by grade
Grade 963
Grade 1051
Grade 1157
Grade 1243
Enrollment over time
259’20
259’21
279’22
246’23
214’24
Down 17.4% since 2020.
Who goes here
White 86%Hispanic 7%Two or more races 5%Asian 1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Sumner Memorial High School.
Other schools in Regional School Unit 24
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.