Barnstable County, MA Population

Overview

227,942

Total Population

53.9

Median age

51.71%

Female population %

93.4:100

Gender ratio (M:F)

60-64 years

Largest age group

74.2

Total dependency ratio

White

Largest racial group

7,811

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Barnstable County is 53.9, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Barnstable County's population under 18 was 15.02%, compared to the 22.51% nationwide.
Barnstable County's elderly or the senior population (over 65 age) was 30.56% as compared to 16.04% nationwide.
Of the total population in Barnstable County, 12.05% were under the age of 15, 14.47% aged 15 to 29, 42.92% aged 30 to 64, 26.29% aged 65 to 84, and 4.26% were 85 years of age and older.

There are 7,776 more females than males in Barnstable County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 51.71% females and 48.29% males in Barnstable County, MA.
The Barnstable County, MA gender ratio is 93.4:100 i.e. 93.4 men to 100 women (0.934).
For male population, the largest age group is 60-64 years with a population of 10,494.
For the female population, the largest age group is 65-69 years with a population of 11,345.

Barnstable County's population has become increasingly diverse:

Racial distribution of Barnstable County population: 88.87% are White, 2.92% are Black or African American, 0.52% are American Indian and Alaska Native, 1.59% are Asian, 0.01% are Native Hawaiian and other Pacific Islander, 2.08% are some other race and 4.02% are multiracial.
Barnstable County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 7,811 is Hispanic or Latino (of any race), and 220,131 (96.57% of the total population) is Non-Hispanic.
The largest racial group in Barnstable County is White with a population of 202,569 (88.87% of the total population).

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

The peak population was 232,594 in the year 2021
From 2000 to 2010, Barnstable County's population decreased by 7,340 (3.29%), as compared to the national growth of 9.63%.
From 2010 to 2020, Barnstable County's population increased by 12,947 (6.00%), 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, Barnstable County's population was lowest in year 2019 at 212,923.