In 2022, Pennington County, SD had a population of 110k people with a median age of 39.6 and a median household income of $67,823. Between 2021 and 2022 the population of Pennington County, SD grew from 108,707 to 110,386, a 1.54% increase and its median household income grew from $62,546 to $67,823, a 8.44% increase.
The 5 largest ethnic groups in Pennington County, SD are White (Non-Hispanic) (78.5%), American Indian & Alaska Native (Non-Hispanic) (6.67%), Two+ (Non-Hispanic) (6.43%), White (Hispanic) (2.15%), and Two+ (Hispanic) (2.05%).
None of the households in Pennington County, SD reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.1% of the residents in Pennington County, SD are U.S. citizens.
The largest universities in Pennington County, SD are South Dakota School of Mines and Technology (545 degrees awarded in 2022), Western Dakota Technical College (377 degrees), and National American University-Rapid City (332 degrees).
In 2022, the median property value in Pennington County, SD was $247,800, and the homeownership rate was 69.2%.
Most people in Pennington County, SD drove alone to work, and the average commute time was 18.4 minutes. The average car ownership in Pennington County, SD was 2 cars per household.
Pennington County, SD borders Custer County, SD, Haakon County, SD, Jackson County, SD, Lawrence County, SD, Meade County, SD, Oglala Lakota County, SD, and Weston County, WY.