Seaford Flag

Seaford

County:
Sussex County
County Seat:
No
Area (mi²):
5.104
State:
Delaware

Seaford is a city located in Sussex County, Delaware. Seaford has a 2025 population of 9,194 . Seaford is currently growing at a rate of 2.7% annually and its population has increased by 15.18% since the most recent census, which recorded a population of 7,982 in 2020.

The average household income in Seaford is $66,733 with a poverty rate of 18.16%. The median age in Seaford is 41.3 years: 40.4 years for males, and 42.1 years for females. For every 100 females there are 86.7 males.

9.2K
Total Population
1,801
Density (mi²)
242 2.7%
Growth

Seaford Population

Seaford Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Seaford includes 54.19% White, 26.18% Black or African American, 3.79% other race, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

White (54.19%)

Black or African American (26.18%)

Two or more races (13.65%)

Other race (3.79%)

Asian (2.16%)

Native American (0.04%)

Race
Population
Percentage (of total)
White4,47354.19%
Black or African American2,16126.18%
Two or more races1,12713.65%
Other race3133.79%
Asian1782.16%
Native American30.04%

Seaford Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Seaford's average per capita income is $41,898. Household income levels show a median of $51,120. The poverty rate stands at 18.16%.

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$72,380-
Families$59,663$77,767
Households$51,120$66,733
Non Families$30,000$37,542

$41,898

Average Income

$51,120

Median Household Income

18.16%

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)