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Dedham High

Public Grades 9-12
156th
SchoolDigger Rank ?
of 349 Massachusetts High Schools
Better than 55% of Massachusetts high schools
Summary

Dedham High is a public high school in Dedham, Massachusetts, serving 731 students in grades 9-12. The school is part of the Dedham District, which is ranked 174 out of 348 districts in the state and has a 3-star rating from SchoolDigger.

Dedham High has maintained a 3-star rating from SchoolDigger over the past several years, with its statewide ranking fluctuating between 86 and 162 out of approximately 350 high schools in Massachusetts. The school's proficiency rates on MCAS Next Generation assessments are generally on par with or slightly above the state averages in English Language Arts, Mathematics, and Science. However, the school's performance for specific student subgroups, such as Hispanic students and students with disabilities, is less strong compared to its overall ranking.

While Dedham High's graduation and dropout rates are relatively high and low, respectively, the school's performance lags behind that of nearby high-achieving schools like Needham High and Westwood High. Additionally, the school's performance for students from low socioeconomic backgrounds is relatively weaker, suggesting the need to address the unique challenges faced by this student population. Nonetheless, Dedham High's academic outcomes are generally stronger than those of some Boston-area high schools, highlighting its relative academic strength in the region.

719
Students ?
10.3
Student/teacher ratio ?
$24,123
Per pupil spending ?
32.9%
Free/discounted lunch ?
 140 Whiting Avenue
       Dedham, MA  02026

(781) 310-1100

District: Dedham


Feeder schools for Dedham High:

Elementary:    Avery
    Early Childhood Center
    Greenlodge
    Oakdale
    More...
Middle:    Dedham Middle School
Racial breakdown:

White:
61.8%
Hispanic:
19.6%
African American:
11.8%
more
 See top rated Massachusetts high schools

 Compare Dedham High to nearby high schools!
At a glance
Ranking trend: Declining — 76th percentile in 2015 → 55th in 2025
Strengths
92% graduate within 4 years
Above the Massachusetts median (55th percentile)
Small classes — about 10 students per teacher
Worth a look
!Ranking has slipped — down 21 percentile points since 2015
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2024-2025) ?
This school47%
District avg45%
Massachusetts avg45%
156th of 349
Massachusetts public high schools ?
Top 45%▼ down 20 pts since 2015
From top 24% (2015) to top 45% (2025)
See the entire ranking list of Massachusetts High Schools →
SchoolDigger rating ?
174th of 348Dedham among Massachusetts districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankMassachusetts percentileRating
202556.7156 of 34955.3%★★★☆☆
202470.1111 of 34868.1%★★★☆☆
202370.1113 of 34767.4%★★★☆☆
202271.2110 of 34267.8%★★★☆☆
202169.9102 of 28564.2%★★★☆☆
201963.4146 of 35158.4%★★★☆☆
201863.2162 of 34553.0%★★★☆☆
201772.794 of 34873.0%★★★★☆
201673.890 of 35174.4%★★★★☆
201574.086 of 35475.7%★★★★☆
201475.772 of 34779.3%★★★★☆
201366.2125 of 34463.7%★★★☆☆
201264.2151 of 34055.6%★★★☆☆
201171.9110 of 34067.6%★★★☆☆
201070.4110 of 33567.2%★★★☆☆
200975.284 of 32273.9%★★★★☆
200881.154 of 31983.1%★★★★☆
200777.957 of 31682.0%★★★★☆
200662.6147 of 31453.2%★★★☆☆
200550.2184 of 31140.8%★★☆☆☆
200463.8126 of 30759.0%★★★☆☆
200375.980 of 30473.7%★★★★☆

African American

YearAvg scoreStatewide rankMassachusetts percentileRating
202560.744 of 14870.3%★★★★☆
202492.811 of 16093.1%★★★★★
202381.221 of 14285.2%★★★★☆
202237.585 of 13336.1%★★☆☆☆
202173.917 of 9481.9%★★★★☆
201942.482 of 13740.1%★★☆☆☆
201870.939 of 13470.9%★★★★☆

Disabled

YearAvg scoreStatewide rankMassachusetts percentileRating
202246.0133 of 29554.9%★★★☆☆
202164.756 of 20272.3%★★★★☆
201966.673 of 29975.6%★★★★☆
201844.5163 of 29945.5%★★☆☆☆

Female

YearAvg scoreStatewide rankMassachusetts percentileRating
202550.1172 of 33749.0%★★☆☆☆
202465.5125 of 34263.5%★★★☆☆
202370.4106 of 33968.7%★★★☆☆
202261.0143 of 34057.9%★★★☆☆
202172.689 of 28168.3%★★★☆☆
201958.4170 of 34250.3%★★★☆☆
201867.8129 of 33961.9%★★★☆☆

Hispanic

YearAvg scoreStatewide rankMassachusetts percentileRating
202542.1130 of 24546.9%★★☆☆☆
202438.3141 of 24943.4%★★☆☆☆
202373.959 of 24175.5%★★★★☆
202277.144 of 21779.7%★★★★☆
202162.841 of 14972.5%★★★★☆
201952.788 of 20657.3%★★★☆☆
201849.997 of 19349.7%★★★☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankMassachusetts percentileRating
202543.8172 of 33448.5%★★☆☆☆
202452.0163 of 33851.8%★★★☆☆
202369.397 of 33871.3%★★★★☆
202275.566 of 33280.1%★★★★☆
202168.566 of 25373.9%★★★★☆
201952.8168 of 33049.1%★★☆☆☆
201863.0127 of 33061.5%★★★☆☆

Male

YearAvg scoreStatewide rankMassachusetts percentileRating
202557.4144 of 33957.5%★★★☆☆
202471.597 of 34271.6%★★★★☆
202367.5119 of 34365.3%★★★☆☆
202277.479 of 33976.7%★★★★☆
202163.8114 of 28159.4%★★★☆☆
201962.9143 of 34658.7%★★★☆☆
201856.1190 of 34344.6%★★☆☆☆

Special Education

YearAvg scoreStatewide rankMassachusetts percentileRating
202523.2242 of 30219.9%★☆☆☆☆
202480.044 of 28984.8%★★★★☆
202364.773 of 30175.7%★★★★☆
202271.180 of 33976.4%★★★★☆
202169.659 of 26878.0%★★★★☆
201952.6162 of 34853.4%★★★☆☆
201847.0189 of 34445.1%★★☆☆☆

White

YearAvg scoreStatewide rankMassachusetts percentileRating
202550.6143 of 29852.0%★★★☆☆
202466.7102 of 30266.2%★★★☆☆
202363.4116 of 30161.5%★★★☆☆
202273.577 of 30074.3%★★★★☆
202171.373 of 24970.7%★★★★☆
201962.9122 of 30259.6%★★★☆☆
201863.2120 of 30360.4%★★★☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
African American (2025)70th percentile+15 vs school
Male (2025)58th percentile~ school
Disabled (2022)55th percentile-13 vs school
White (2025)52nd percentile-3 vs school
Female (2025)49th percentile-6 vs school
Low Socio Economic Status (2025)49th percentile-7 vs school
Hispanic (2025)47th percentile-8 vs school
Special Education (2025)20th percentile-35 vs school
By subject vs Massachusetts (2024-2025) ?
Mathematics56%+12 vs state
Science48%~ state avg
Biology41%~ state avg
English Language Arts41%-10 vs state

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Frequently Asked Questions about Dedham High

Students at Dedham High are 62% White, 20% Hispanic, 12% African American, 4% Two or more races, 3% Asian.

Dedham High is fed by the following schools:

Elementary : Avery
Elementary : Early Childhood Center
Elementary : Greenlodge
Elementary : Oakdale
Elementary : Riverdale
Middle : Dedham Middle School

In the 2024-25 school year, 719 students attended Dedham High.

Dedham High ranks 156th of 349 Massachusetts high schools. SchoolDigger rates this school 3 stars out of 5.


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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Massachusetts Department of Elementary and Secondary Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.





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