Bayville

County:: Nassau County
County Seat:: No
Area (mi²):: 1.455
State:: New York

Bayville is a village located in Nassau County, New York. Bayville has a 2025 population of 6,626. Bayville is currently declining at a rate of -0.42% annually and its population has decreased by -2.1% since the most recent census, which recorded a population of 6,768 in 2020.

The average household income in Bayville is $183,003 with a poverty rate of 3.76%. The median age in Bayville is 51.4 years: 52.3 years for males, and 51.1 years for females.

Demographics

The racial composition of Bayville includes 89.46% White, and smaller percentages for Asian, other race, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	6,033	89.46%
Two or more races	456	6.76%
Asian	139	2.06%
Other race	111	1.65%
Black or African American	5	0.07%
Native American	0	0%
Native Hawaiian or Pacific Islander	0	0%

Bayville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Bayville's average per capita income is $93,013. Household income levels show a median of $143,571. The poverty rate stands at 3.76%.

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	$222,500	-
Families	$207,212	$218,677
Households	$143,571	$183,003
Non Families	$61,033	$72,816

$93,013

Average Income

$143,571

Median Household Income

3.76%

Poverty Rate