Dukes   County MA United States

County FIPS 25007
Largest City Oak Bluffs
State Massachusetts
Latitude 41.3961
Longitude -70.6500
Population 20,933
Density 202.88 people per square mile
Time Zone America/New York
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $125,786
Median individual: $57,835

Race

Mode: 80.5% White

Gender

 51.6% female 

Rent

  $1277 / month  

Median house value: $1,197,890.0

Age

Median: 50.7 years old

Education

With at least college degree: 51.9%
With STEM degree: 49.1%

Marital Status

 52.6% married 

Never married: 30.7%

Labor Force Participation

 67.3% working 

Unemployed: 6.6%

Average Family Size

 3.32 people 

Commute Time

 16.4 minutes 

Health Care

 2.1% uninsured 

Poverty

 4.4%

All data comes from the SimpleMaps US Counties Database, 2026.

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