Millsboro

County:: Sussex County
County Seat:: No
Area (mi²):: 5.11
State:: Delaware

Millsboro is a town located in Sussex County, Delaware. Millsboro has a 2025 population of 8,099. Millsboro is currently growing at a rate of 2.94% annually and its population has increased by 16.65% since the most recent census, which recorded a population of 6,943 in 2020.

The average household income in Millsboro is $86,405 with a poverty rate of 9.59%. The median age in Millsboro is 41.4 years: 39.1 years for males, and 42.4 years for females.

Demographics

The racial composition of Millsboro includes 64.84% White, 16.95% Black or African American, 6.38% other race, and smaller percentages for Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Black or African American

Two or more races

Other race

Native American

Asian

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	4,637	64.84%
Black or African American	1,212	16.95%
Two or more races	631	8.82%
Other race	456	6.38%
Native American	129	1.8%
Asian	87	1.22%
Native Hawaiian or Pacific Islander	0	0%

Millsboro Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Millsboro's average per capita income is $40,934. Household income levels show a median of $77,750. The poverty rate stands at 9.59%.

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	$101,875	-
Families	$86,300	$99,690
Households	$77,750	$86,405
Non Families	$41,323	$60,172

$40,934

Average Income

$77,750

Median Household Income

9.59%

Poverty Rate