Millsboro Flag

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 2026 population of 8,324. Millsboro is currently growing at a rate of 2.84% annually and its population has increased by 19.89% since the most recent census, which recorded a population of 6,943 in 2020.

The median household income in Millsboro is $78,707 with a poverty rate of 8.31%. The median age in Millsboro is 39.5 years: 38.5 years for males, and 41.1 years for females. For every 100 females there are 78.0 males.

8.3K
Total Population
1,629
Density (mi²)
230 2.84%
Growth

Millsboro Population

Millsboro Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20268,3242302.84%
20258,0942302.92%
20247,8642052.68%
20237,6592142.87%
20227,4452463.42%
20217,1992563.69%
20206,943440.64%
20194,547942.11%
20184,4531222.82%
20174,331932.19%
20164,238862.07%
20154,152761.86%
20144,076751.87%
20134,001561.42%
20123,945481.23%
20113,897200.52%
20103,871150.39%

Median Age

Overall: 39.5 years
Female: 41.1 years
Male: 38.5 years

Millsboro Adults

There are 5,933 adults, (1,850 of whom are seniors) in Millsboro.

Sex Ratio

Female: 4,170 (56.2%)
Male: 3,254 (43.8%)

Demographics

The racial composition of Millsboro includes 62.45% White, 16.76% Black or African American, 7.19% other race, 3.64% Asian, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White4,63662.45%
Black or African American1,24416.76%
Two or more races6488.73%
Other race5347.19%
Asian2703.64%
Native American921.24%
Race
Population ↓
Percentage (of total)
Other race5347.19%
Two or more races1582.13%
Native American630.85%
White140.19%
Race
Population ↓
Percentage (of total)
White4,62262.26%
Black or African American1,24416.76%
Two or more races4906.6%
Asian2703.64%
Native American290.39%

Millsboro Marital Status

Economics and Income Statistics

Millsboro 's average per capita income is $44,905. Household income levels show a median of $78,707. The poverty rate stands at 8.31%.

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$93,814-
Families$85,093$99,702
Households$78,707$87,642
Non Families$59,015$68,779

$44,905

Average Income

$78,707

Median Household Income

8.31%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)