Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 40.5 yrs |
|---|---|
| Avg HH Size | 2.39 |
| Below Poverty | 11.3% ▲ 13% above avg |
| College Grads | 46.0% ▲ 19% above avg |
| Unemployment | 3.4% ▼ 32% below avg |
| No HS Diploma | 853 (1.1%) |
| HS Graduate | 17,414 (22.8%) |
| Some College | 10,667 (14%) |
| Associates | 12,067 (15.8%) |
| Bachelors | 9,611 (12.6%) |
| Graduate Degree | 25,792 (33.8%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $71,907 ≈ Avg |
|---|---|
| Median Home Value | $274,472 ≈ Avg |
| Home/Income Ratio | 3.8x (nat avg ~3.5x) |
| Median Rent | $1,095/mo |
| Total Housing Units | 52,358 |
| Vacant Units | 5,049 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Pennington County is located in South Dakota and encompasses 14 ZIP codes spanning 11 cities and communities. The county has an estimated population of 116,010 residents. With a median age of 40.54, it is a middle-aged county.
Pennington County has a solidly middle-class economic profile. The median household income of $71,907 is near the national average. Unemployment stands at 3.4%, below the national average. The poverty rate of 11.3% is above the national average.
Housing in Pennington County is a mid-range housing market, with a median home value of $274,472 — near the national average. Monthly median rent is approximately $1,095. Homeownership rates are high at 69.0%, reflecting a largely residential, stable population.
The residents of Pennington County are primarily White (78.83%). Educational attainment is well-educated — 46.0% of adults hold a bachelor's degree or higher, above the national average.
Pennington County, SD is a solidly middle-class area in South Dakota. The 14 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.
| ZIP | City | Population | Median Income | Median Home | Median Rent | Unemp. | College |
|---|---|---|---|---|---|---|---|
| 57719 | Box Elder | 11,475 | $74,936 | $275,400 | $1,212 | 2.9% | 44.1% |
| 57725 | Caputa | 136 | $34,784 | $275,000 | — | 0.0% | 45.7% |
| 57745 | Hill City | 1,784 | $90,089 | $323,500 | $1,016 | 0.0% | 42.6% |
| 57751 | Keystone | 996 | $100,714 | $388,300 | $660 | 3.1% | 54.7% |
| 57761 | New Underwood | 1,274 | $101,042 | $263,800 | $871 | 2.7% | 49.4% |
| 57767 | Owanka | 119 | $250,001 | — | — | 0.0% | 72.0% |
| 57775 | Quinn | 396 | $95,341 | $179,200 | — | 0.0% | 33.5% |
| 57701 | Rapid City | 45,221 | $52,733 | $229,900 | $892 | 4.4% | 39.8% |
| 57702 | Rapid City | 35,771 | $85,700 | $341,400 | $1,209 | 2.9% | 57.9% |
| 57703 | Rapid City | 17,543 | $84,495 | $250,300 | $1,394 | 2.4% | 39.3% |
| 57780 | Scenic | 84 | $40,536 | — | — | 0.0% | 10.5% |
| 57790 | Wall | 1,074 | $73,077 | $187,500 | $532 | 1.9% | 44.3% |
| 57791 | Wasta | 137 | $41,250 | $120,000 | — | 9.7% | 26.4% |