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A

Dedham High

PublicHighGrades 9–12

140 Whiting Avenue, Dedham, MA 02026 · (781) 310-1100 · Part of Dedham School District

Dedham’s School Grade B− better than 52% of Massachusetts school districts

Directions
Students
719
Students per teacher
10:1
Setting
Suburb
Grades
9–12
The gist

What stands out about Dedham High

  • Its own letter, A: reading and math results near the top of Massachusetts’s public schools
  • Math proficiency 30 pts above the state
  • Reading / language arts 23 pts above the state
  • Small classes: 10 students per teacher

On the path

Where Dedham kids come from and go next. The whole path →

6–8Dedham Middle School555 students
9–12Dedham HighYou are here

Test scores

2020–21
Math proficiency67%
State average 36.7%
Reading / language arts72%
State average 49.3%

Its own letter, A, places these results among Massachusetts’s 1,585 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

140 Whiting Avenue, Dedham

Students

Enrollment by grade
Grade 9148
Grade 10174
Grade 11197
Grade 12188
Ungraded12
Enrollment over time
690’20
701’21
715’22
731’23
719’24

Up 4.2% since 2020–21.

Who goes here
White 62%Hispanic 20%Black 12%Two or more races 4%Asian 3%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Dedham High from Dedham families.

Other schools in Dedham School District

The district →
Early Childhood Center
Elementary · Grades PK–K · Dedham
285 students12:1
Avery
Elementary · Grades 1–5 · Dedham
C+
321 students10:1
Greenlodge
Elementary · Grades 1–5 · Dedham
A−
320 students11:1
Oakdale
Elementary · Grades 1–5 · Dedham
B
262 students11:1
Riverdale
Elementary · Grades 1–5 · Dedham
B
206 students10:1
Dedham Middle School
Middle · Grades 6–8 · Dedham
B−
555 students9:1

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Massachusetts’s other public schools; Dedham’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.