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Sumner Memorial High School

2456 US Hwy 1, Sullivan, ME 04664

CSchola Grade
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Grades
9–12
High
Students
214
Enrolled 2024–25
Students per teacher
10.5 : 1
Full-time teachers
District
RSU 24
Hancock County

Schola Grade C · Average

Letter grade (A–F) · compared with 108 Maine high schools · How we grade
Test scores87% proficient in math & reading
62ndpercentile
Equity90% of low-income students proficient
91stpercentile
Attendance46% chronically absent
21stpercentile
Graduation rate77% graduate in 4 years
13thpercentile
College readinessAt least 13% take AP, IB or dual-enrollment courses
43rdpercentile
Class size10.5 students per teacher
80thpercentile

Percentiles compare this school with other Maine high schools; the line marks the middle. 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 Sumner Memorial High School

Sumner Memorial High School is a public high school in Sullivan, Maine, serving grades 9–12. It is part of RSU 24. The school is located in a remote rural area in Hancock County.

In the 2024–25 school year, 214 students were enrolled, with about 10.5 students for every full-time teacher. That ratio is smaller than the typical Maine high school (11.7 students per teacher). Its Schola Grade is C (average), compared with 108 Maine high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

2456 US Hwy 1
Sullivan, ME 04664
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
214 students
Students per teacher
10.5 to 1
AP courses offered
4
Charter school
No
Magnet school
No
Locale
Rural — Remote
School district
RSU 24
County
Hancock County
NCES school ID
231479000148

Schools near Sumner Memorial High School

All 3 schools in Sullivan →

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.