Dukes County, MA Population

Overview

20,277

Total Population

47.9

Median age

50.54%

Female population %

97.9:100

Gender ratio (M:F)

60-64 years

Largest age group

63.2

Total dependency ratio

White

Largest racial group

742

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Dukes County's population is old compared to the rest of the country:

The median age in Dukes County is 47.9, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Dukes County's population under 18 was 17.94%, compared to the 22.51% nationwide.
Dukes County's elderly or the senior population (over 65 age) was 24.02% as compared to 16.04% nationwide.
Of the total population in Dukes County, 14.69% were under the age of 15, 15.01% aged 15 to 29, 46.28% aged 30 to 64, 21.01% aged 65 to 84, and 3.00% were 85 years of age and older.

There are 217 more females than males in Dukes County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.54% females and 49.46% males in Dukes County, MA.
The Dukes County, MA gender ratio is 97.9:100 i.e. 97.9 men to 100 women (0.979).
For male population, the largest age group is 60-64 years with a population of 992.
For the female population, the largest age group is 55-59 years with a population of 930.

Dukes County's population has become increasingly diverse:

Racial distribution of Dukes County population: 83.31% are White, 4.58% are Black or African American, 0.93% are American Indian and Alaska Native, 0.93% are Asian, 2.27% are some other race and 7.98% are multiracial.
Dukes County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 742 is Hispanic or Latino (of any race), and 19,535 (96.34% of the total population) is Non-Hispanic.
The largest racial group in Dukes County is White with a population of 16,892 (83.31% of the total population).

Dukes County's population has already reached its peak and is showing a trend of decline:

The peak population was 21,109 in the year 2021
From 2000 to 2010, Dukes County's population increased by 1,507 (10.00%), as compared to the national growth of 9.63%.
From 2010 to 2020, Dukes County's population increased by 4,006 (24.17%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Dukes County's population was lowest in year 2000 at 15,066.