Harwich

County:: Barnstable County
County Seat:: No
Area (mi²):: 20.884
State:: Massachusetts

Harwich is located in Barnstable County, Massachusetts. Harwich has a 2025 population of 13,523. Harwich is currently declining at a rate of -0.27% annually but its population has increased by 0.71% since the most recent census, which recorded a population of 13,428 in 2020.

The average household income in Harwich is $123,447 with a poverty rate of 4.49%.The median age in Harwich is 58.8 years: 55.1 years for males, and 60.6 years for females.

Demographics

The racial composition of Harwich includes 94.31% White, and smaller percentages for other race, Black or African American, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	12,737	94.31%
Two or more races	568	4.21%
Other race	162	1.2%
Black or African American	27	0.2%
Asian	12	0.09%

Harwich Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Harwich's average per capita income is $61,069. Household income levels show a median of $87,948. The poverty rate stands at 4.49%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$132,500	-
Families	$119,444	$158,118
Households	$87,948	$123,447
Non Families	$55,616	$68,572

$61,069

Average Income

$87,948

Median Household Income

4.49%

Poverty Rate