Dedham High
Public
High Grades 9–12
Part of Dedham
140 Whiting Avenue, Dedham, MA 02026 · (781) 310-1100
Community ratings
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Academic performance
Math proficiency67%
State average 36.7%
Reading / language arts72%
State average 49.3%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
719Students enrolled
10:1Student–teacher ratio
SuburbSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9148
Grade 10174
Grade 11197
Grade 12188
Ungraded12
Students
White · 62%444
Hispanic · 20%141
Black · 12%85
Two or more races · 4%26
Asian · 3%19
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
690’20
701’21
715’22
731’23
719’24
Location
140 Whiting Avenue Dedham
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.