Seabrook Beach

County:: Rockingham County
County Seat:: No
Area (mi²):: 1.047
State:: New Hampshire

Seabrook Beach is a CDP located in Rockingham County, New Hampshire. Seabrook Beach has a 2025 population of 832. Seabrook Beach is currently declining at a rate of -1.3% annually and its population has decreased by -14.75% since the most recent census, which recorded a population of 976 in 2020.

The average household income in Seabrook Beach is $168,258 with a poverty rate of 8.47%.The median age in Seabrook Beach is 61.9 years: 61.7 years for males, and 62.3 years for females.

Demographics

The racial composition of Seabrook Beach includes 96.15% White, and smaller percentages for Asian, Two or more races, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	874	96.15%
Asian	15	1.65%
Two or more races	13	1.43%
Black or African American	7	0.77%

Seabrook Beach Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Seabrook Beach's average per capita income is $94,917. Household income levels show a median of $114,167. The poverty rate stands at 8.47%.

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
Families	$203,250	$227,472
Married Families	$203,250	-
Households	$114,167	$168,258
Non Families	-	$83,731

$94,917

Average Income

$114,167

Median Household Income

8.47%

Poverty Rate