Skip to main content

Dedham, Massachusetts Demographics & Population 2026

During the 2020–2024 ACS period, Dedham, Massachusetts had a total population of 25,237, the 64th largest community in Massachusetts, with a median household income of $128,955, which is 24% higher than the state average. The poverty rate is 5.6%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Dedham Quick Facts

Population 25,237
Median Household Income $128,955
Median Home Value $661,800
Poverty Rate 5.6%
Unemployment Rate 3.1%
Median Age 44.6 years
Homeownership Rate 73.4%
Affordability Ratio 5.1x
Bachelor's Degree or Higher 55.0%
High School Graduation Rate 93.5%
Diversity Index 37/100
Population 25,237 64th of 248
Median Income $128,955 top 30%
Poverty Rate 5.6% 55% lower than national
Median Home Value $661,800 above average

How Dedham Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population25,10925,237+0.5%
Median household income$124,375$128,955+3.7%
Median home value$630,400$661,800+5.0%

How Dedham Compares

Economy & Housing

Household Income Distribution

Under $25K 12.1%
$25K-$50K 8.0%
$50K-$100K 19.6%
$100K+ 60.3%
Detailed income brackets
Under $10K
4.1%
$10K-$15K
2.7%
$15K-$20K
2.8%
$20K-$25K
2.5%
$25K-$30K
3.0%
$30K-$35K
0.9%
$35K-$40K
0.7%
$40K-$45K
1.1%
$45K-$50K
2.4%
$50K-$60K
3.6%
$60K-$75K
6.2%
$75K-$100K
9.8%
$100K-$125K
8.4%
$125K-$150K
7.3%
$150K-$200K
13.1%
$200K+
31.4%

Employment

3.1% Unemployment Rate State: 5.1%|National: 5.2%
70.2% Labor Force Participation

Housing Overview

Owner 73.4%
Renter 26.6%
Affordability Index Expensive
5.1x home value to income ratio
Median gross rent $2,042/mo 19.0% of median household income annually

People & Demographics

Diversity Index

37out of 100
Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 53 | National average: 61

Education

Dedham Rankings in Massachusetts

#64 Population of 248
#62 Median Income of 241
#79 Education of 248
#77 Home Value of 242

Other Cities in Norfolk County

CityPopulationMedian IncomePovertyHome Value
Quincy 102,114 $98,882 10.6% $618,500
Brookline 63,266 $142,101 8.7% $1,246,800
Weymouth Town 58,505 $102,714 7.7% $552,100
Braintree Town 38,899 $122,214 5.9% $656,800
Randolph Town 34,878 $109,573 8.4% $496,400
Franklin Town 33,154 $145,773 5.9% $611,700
Needham 32,459 $214,308 3.7% $1,188,500
Norwood 31,542 $107,030 8.8% $651,700
Wellesley 30,347 $250,000+ 4.0% $1,582,700
Milton 28,587 $188,529 4.7% $933,200

Cities Similar to Dedham

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Burlington26,274$146,436$740,60058.4%5.9%
Wakefield27,793$134,306$723,50059.7%4.9%
Danvers28,098$125,395$644,20048.4%4.8%
Stoneham23,355$113,964$671,90055.9%5.3%
Reading25,612$165,912$809,00066.3%3.2%

Population Overview

Dedham is a mid-sized community located in Massachusetts, within Norfolk County. The total population is 25,237. It ranks as the 64th most populous out of 248 Census-designated places in Massachusetts.

Age Demographics

The median age in Dedham is 44.6 years. This is 12% higher than the state median of 40.0 years. 10.7% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Dedham is $128,955. This is 24% higher than the state median of $103,960. It is also 60% higher than the national median of $80,734. The poverty rate stands at 5.6%. This is 44% lower than the state poverty rate of 10.0%. The unemployment rate is 3.1%. This is 40% lower than the state rate of 5.1%. The median home value is $661,800. Housing costs are 18% higher than the state median of $562,100. The home-value-to-income ratio is 5.1x. 73.4% of occupied housing units are owner-occupied. This homeownership rate is 17% higher than the state average of 62.5%.

Race & Ethnicity

The largest racial or ethnic group in Dedham is White (non-Hispanic), making up 78.8% of the population. Hispanic or Latino residents account for 7.9%. The Asian population (2.8%) is well below the state average of 7.2%.

Education

55.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 16% higher than the state rate of 47.3%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.5%. Notably, 25.4% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Dedham, Massachusetts is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Massachusetts state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 248 Census-designated places in Massachusetts. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.

Free data download: Get all Massachusetts city and county demographics as CSV. Download Cities CSV | Download Counties CSV

Frequently Asked Questions

What is the population of Dedham, Massachusetts?

Dedham, Massachusetts has a population of 25,237 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Dedham, MA?

The median household income in Dedham is $128,955, which is 60% higher than the national median of $80,734.

What is the poverty rate in Dedham, MA?

The poverty rate in Dedham is 5.6%. This means approximately 1,370 residents live below the federal poverty line.

What is the racial makeup of Dedham, Massachusetts?

Dedham's population is 78.8% White, 6.4% Black, 7.9% Hispanic/Latino, and 2.8% Asian.

What is the median home value in Dedham, MA?

The median home value in Dedham is $661,800. The home-value-to-income ratio is 5.1x.

How educated is Dedham, Massachusetts?

55.0% of adults (25+) in Dedham hold a bachelor's degree or higher, and 25.4% hold a graduate or professional degree.