Porcupine

County:: Oglala Lakota County
County Seat:: No
Area (mi²):: 9.587
State:: South Dakota

Porcupine is a CDP located in Oglala Lakota County, South Dakota. Porcupine has a 2025 population of 1,011. Porcupine is currently declining at a rate of -0.3% annually and its population has decreased by -26.79% since the most recent census, which recorded a population of 1,381 in 2020.

The average household income in Porcupine is $16,835 with a poverty rate of 82.06%. The median age in Porcupine is 32.5 years: 32.2 years for males, and 36.3 years for females.

Demographics

The racial composition of Porcupine includes 89.98% Native American, 8.01% other race, and smaller percentages for White, Black or African American, Asian, Native Hawaiian or Pacific Islander, Two or more races and multiracial populations.

Population by Race

Native American

Other race

White

Black or African American

Asian

Native Hawaiian or Pacific Islander

Two or more races

Race	Population	Percentage (of total)
Native American	494	89.98%
Other race	44	8.01%
White	11	2%
Black or African American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Two or more races	0	0%

Porcupine Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Porcupine's average per capita income is $0. Household income levels show a median of $20,256. The poverty rate stands at 82.06%.

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
Households	$20,256	$16,835
Families	-	$16,534
Married Families	-	-
Non Families	-	-

$0

Average Income

$20,256

Median Household Income

82.06%

Poverty Rate