Monument Beach

County:: Barnstable County
County Seat:: No
Area (mi²):: 2.582
State:: Massachusetts

Monument Beach is a CDP located in Barnstable County, Massachusetts. Monument Beach has a 2025 population of 3,082. Monument Beach is currently growing at a rate of 0.62% annually but its population has decreased by -2.87% since the most recent census, which recorded a population of 3,173 in 2020.

The average household income in Monument Beach is $113,403 with a poverty rate of 3.13%.The median age in Monument Beach is 46.9 years: 31.8 years for males, and 51.1 years for females.

Demographics

The racial composition of Monument Beach includes 90.22% White, 8.09% other race, and smaller percentages for Asian, Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	2,767	90.22%
Other race	248	8.09%
Asian	35	1.14%
Two or more races	17	0.55%

Monument Beach Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Monument Beach's average per capita income is $77,793. Household income levels show a median of $86,953. The poverty rate stands at 3.13%.

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	$142,115	-
Families	$125,625	$140,754
Households	$86,953	$113,403
Non Families	$69,417	$74,026

$77,793

Average Income

$86,953

Median Household Income

3.13%

Poverty Rate