Porcupine is a city located in Oglala Lakota County South Dakota. Porcupine has a 2024 population of 661. Porcupine is currently declining at a rate of -21.4% annually and its population has decreased by -52.14% since the most recent census, which recorded a population of 1,381 in 2020.
The average household income in Porcupine is $18,055 with a poverty rate of 91.49%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Porcupine is 23 years, 19.9 years for males, and 23.7 years for females.
According to the most recent ACS, the racial composition of Porcupine was:
Native American
Other race
White
Black or African American
Asian
Native Hawaiian or Pacific Islander
Two or more races
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 278 | 3.6 | 74.1 | 25.9 |
| Married | 91 | 3.16 | 71.4 | 28.6 |
| Female | 89 | 5.79 | 52.8 | 47.2 |
| Non Family | 73 | 1.25 | 100 | 0 |
| Male | 25 | 4.32 | 84 | 16 |
4.26
Average Family Size
3.6
Average Household Size
74.1%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among other race people with a rate of 100%.
The highest rate of bachelors degrees is among native american people with a rate of 3.42%.
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
77.25% of Porcupine residents speak only English, while 22.75% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 22.75% of the population.
rate
91.49%
Overall Poverty Rate
85.92%
Male Poverty Rate
97.14%
Female Poverty Rate
The race most likely to be in poverty in Porcupine is Native, with 96.17% below the poverty level.
The race least likely to be in poverty in Porcupine is Native, with 96.17% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 100%. Among those working part-time, it was 100%, and for those that did not work, the poverty rate was 85.59%.
Married
Widowed
Divorced
Separated
NeverMarried
20.1%
Overall Marriage Rate
27.3%
Male Marriage Rate
13.7%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
7.69%
Veteran Poverty Rate
7.69%
Veteran Disability Rate
LaborForceParticipation
16.6%
Labor Force Participation
10.8%
Employment Rate
35.1%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
89.03%
Born in Porcupine
100%
Native Born
0%
Foreign Born
0%
Non Citizen
0%
Naturalized
100% of Porcupine residents were born in the United States, with 89.03% having been born in South Dakota. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2024 | 661 | -180 | -21.4% |
| 2023 | 841 | -180 | -17.63% |
| 2022 | 1,021 | -268 | -20.79% |
| 2021 | 1,289 | -92 | -6.66% |
| 2020 | 1,381 | -89 | -6.05% |
| 2019 | 1,470 | -47 | -3.1% |
| 2018 | 1,517 | 35 | 2.36% |
| 2017 | 1,482 | 187 | 14.44% |
| 2016 | 1,295 | -74 | -5.41% |
| 2015 | 1,369 | 18 | 1.33% |
| 2014 | 1,351 | 279 | 26.03% |
| 2013 | 1,072 | 122 | 12.84% |
| 2012 | 950 | -166 | -14.87% |
| 2011 | 1,116 | 54 | 5.08% |
| 2010 | 1,062 | 0 | 0% |