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Dukes County, MA
3 cities and towns and 7 ZIP codes in Dukes County, Massachusetts.
Population
20,933
Land area
103sq mi
People per sq mi
203
ZIP codes
7
Cities and towns in Dukes County
Dukes County at a glance
- Dukes County is 78% less dense than Massachusetts as a whole.
- The median household income is $125,786, 21% above the Massachusetts median of $103,960.
- A typical owner-occupied home is valued at $1,165,800 (about 2.1 times the Massachusetts figure) and median rent is $1,277 a month.
- Its largest cities are Vineyard Haven (2,469), Oak Bluffs (1,184) and Edgartown (904).
Local data for Dukes County, MA
Counts from official public data
Housing and community stats
Dukes County, MA, American Community Survey 2020-2024
Median household income
$125,786
Poverty rate
4.4%
Median home value
$1,165,800
Prices +8.3% in a year
Median rent
$1,277/mo
Homeownership
82.1%
Bachelor's or higher
51.9%
Median age
50.7
Average commute
16.4 min
Largest reported origins and ancestries: Irish Americans (4,023), Italian Americans (3,034), German Americans (1,874).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.3%
Sep 2026, 0.0 pts in a year
Average annual pay
$75,646
9,084 jobs, 2025
Income per person
$102,176
BEA, 2024
Federal spending
$147M
FY 2026, $7,137 per person
PPP loans
$103M
1,463 loans, 11,139 jobs reported
Campaign donations
$1.7M
Itemized, 2026 cycle
How people get to work
Dukes County, MA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone60.6%
- Carpooled8.1%
- Public transit1.5%
- Walked7.1%
- Bicycle0.4%
- Taxi, ride-hailing, motorcycle or other0.7%
- Worked from home21.6%
Average one-way commute: 16.4 minutes for people who do not work from home.
Environment and hazard risk
Dukes County, MA, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: hurricane
Storm events since 1996
264
Most often strong wind
Flood insurance policies
716
5.3% of homes, county
July high / Jan low
79° / 23°F
42.1 inches of rain a year
Hazards, floods and storm historyCheck a flood zone11 historic places
Health statistics
Share of adults in Dukes County, MA, CDC PLACES estimates
Obesity
25.5%
U.S. 33.3% -7.8 pts
Diabetes
10.6%
U.S. 12.1% -1.5 pts
Smoking
10.8%
U.S. 12.8% -2.0 pts
Uninsured (18-64)
3.9%
U.S. 11.1% -7.2 pts
Cities, towns and ZIP codes in Dukes County
Population shown
Frequently asked questions
- What is the largest city in Dukes County, MA?
- Vineyard Haven is the largest city or town in Dukes County, with about 2,469 residents.
- How many ZIP codes are in Dukes County?
- Dukes County includes 7 ZIP Code Tabulation Areas, including 02535, 02539, 02543, 02557, 02568.
- What is the population of Dukes County, MA?
- About 20,933 people live in Dukes County, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023