Corsica

County:: Douglas County
County Seat:: No
Area (mi²):: 0.837
State:: South Dakota

Corsica is a city located in Douglas County, South Dakota. Corsica has a 2025 population of 552. Corsica is currently declining at a rate of -0.36% annually and its population has decreased by -1.6% since the most recent census, which recorded a population of 561 in 2020.

The average household income in Corsica is $73,552 with a poverty rate of 7.46%.The median age in Corsica is 41.7 years: 31.5 years for males, and 50 years for females.

Demographics

The racial composition of Corsica includes 93.43% White, and smaller percentages for Native American, Two or more races, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	611	93.43%
Native American	19	2.91%
Two or more races	16	2.45%
Other race	8	1.22%

Corsica Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Corsica's average per capita income is $46,202. Household income levels show a median of $65,893. The poverty rate stands at 7.46%.

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	$96,875	-
Families	$89,375	$91,743
Households	$65,893	$73,552
Non Families	$31,429	$40,163

$46,202

Average Income

$65,893

Median Household Income

7.46%

Poverty Rate