Delaware Flag

Delaware

County:
Lincoln County
County Seat:
No
Area (mi²):
35.884
State:
South Dakota

Delaware is located in Lincoln County, South Dakota. Delaware has a 2025 population of 203. Delaware is currently declining at a rate of -0.98% annually and its population has decreased by -0.49% since the most recent census, which recorded a population of 204 in 2020.

The average household income in Delaware is $103,923 with a poverty rate of 0%.The median age in Delaware is 35.2 years: 32.2 years for males, and 40.9 years for females.

203
Total Population
6
Density (mi²)
-2 -0.98%
Growth

Delaware Population

Delaware Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Delaware includes 77.73% White, and smaller percentages for and multiracial populations.

Population by Race

White (77.7%)

Two or more races (22.3%)

Race
Population
Percentage (of total)
White19977.73%
Two or more races5722.27%

Delaware Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Delaware's average per capita income is $47,833. Household income levels show a median of $102,961. The poverty rate stands at 0%.

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$103,355-
Families$103,158$106,693
Households$102,961$103,923
Non Families--

$47,833

Average Income

$102,961

Median Household Income

0%

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)