Porcupine is a city located in South Dakota. Porcupine has a 2020 population of 1,517. Porcupine is currently declining at a rate of 0.00% annually and its population has increased by 42.84% since the most recent census, which recorded a population of 1,062 in 2010. Porcupine reached it's highest population of 1,517 in 2018.
The average household income in Porcupine is $28,482 with a poverty rate of 88.88%. The median rental costs in recent years comes to $517 per month, and the median house value is $20,500. The median age in Porcupine is 19.7 years, 18.2 years for males, and 23.7 years for females. For every 100 females there are 111.9 males.