Population, Race and Ethnicity
Porcupine is a Census-designated place in Oglala Lakota County, South Dakota, with a population of 1,517. According to the most recent estimates from the U.S. Census Bureau, 2.20% of residents identify as white, 0.00% as Black or African American, 78.70% as American Indian or Alaska Native, 0.00% as Asian, 0.00% as Native Hawaiian or other Pacific Islander, 10.30% as Hispanic or Latino, and 8.80% as some other race or combination of races.
Nationally, some 61.1% of Americans identify as white, 12.3% as Black or African American, 0.7% as American Indian or Alaska Native, 5.4% as Asian, 0.2% as Native Hawaiian or other Pacific Islander, 17.8% as Hispanic or Latino, and 2.6% as some other race or combination of races.
The population of Porcupine is younger than the United States as a whole. The median age is 19.7 years, 18.2 years less than the national median age of 37.9 years. An estimated 3.70% of the population is 65 years and over, compared to 15.2% of the U.S. population.
Family and household composition
Family and household composition also varies heavily across the United States. In Porcupine, 17.90% of households are occupied by married-couple families, compared to the 48.3% national figure. Some 12.30% of households are occupied by single male householders, 44.00% by single female householders, and 25.70% by non-family occupants. Nationwide, 4.9% of households are occupied by single male householders, 12.6% by single female householders, and 34.3% by non-family occupants. An estimated 49.30% of heads of household own their homes, compared to the national homeownership rate of 63.8%.
English is by far the most commonly spoken language in South Dakota and across the U.S. as a whole. Similarly, in Porcupine, 98% of local residents aged 5 and up speak English exclusively, or, if they are multilingual, speak English very well. For context, 97.8% of the 5 and older population across South Dakota only speaks English, or speak it very well, and 91.5% of the same age group nationwide do.
Residents of Porcupine are less likely than the typical American to be married. Of all local residents aged 15 and older, 16.8% are currently married, compared to 48.1% of Americans nationwide in the same age group. Across South Dakota as a whole, 51.9% of residents 15 and older are married.
Divorce is more common in Porcupine than it is across the U.S. as a whole. According to Census estimates, 12.8% of residents 15 and older are divorced — compared to 10.8% of the U.S. population in the same age group. In South Dakota, 10.5% of the 15 and older population is divorced.
An estimated 65.3% of Porcupine residents 15 and older have never married, compared to one-third of all Americans in the same age group.
In Porcupine, 4.1% of the 18 and older civilian population are veterans — compared to 7.5% of adult civilians nationwide and 9.1% of the civilian population in all of South Dakota.
In Porcupine, adults are less likely to have a high school education than the typical American adult, and are less likely to have a four-year college education. Among Porcupine residents 25 and older, 76.00% have a high school diploma or equivalent, and 5.10% have a bachelor's degree or higher, compared to 87.7% and 31.5% of adults nationwide, respectively. Across South Dakota, 91.7% of adults have graduated high school, and 28.5 have a bachelor’s degree.
The typical household in Porcupine earns $18,864 a year, about $41,400 less than the national median of $60,293 and $37,600 less than the median household income across the state of $56,499.
Serious financial hardship is more common in Porcupine than it is nationwide. The local poverty rate stands at 88.90%, while the national poverty rate is 14.1%. Across the state as a whole, 13.6% of the population lives below the poverty line.
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