Hartford-Sumner Elementary School
Public
Elementary Grades PK–6
Part of RSU 10
145 Main Street, Sumner, ME 04292 · (207) 388-2681
Community ratings
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Academic performance
Math proficiency77%
State average 81.4%
Reading / language arts82%
State average 85.2%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
297Students enrolled
12:1Student–teacher ratio
62%Free / reduced lunch
RuralSetting
Regular SchoolSchool type
Enrollment by grade
Pre-K31
Kindergarten32
Grade 133
Grade 246
Grade 353
Grade 425
Grade 533
Grade 644
Students
White · 97%289
Hispanic · 1%4
Two or more races · 1%3
Black · 0%1
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
279’20
282’21
303’22
289’23
297’24
Location
145 Main Street Sumner
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.