Statistics for Pennington County
Latest official figures for Pennington County, each linked to its source.
Demography
| Population | 116,792 persons | 2025 |
| Median age | 40.1 years | 2024 |
| Live births, July to June | 1,339 count | 2025 |
| Deaths, July to June | 1,130 count | 2025 |
| Crude birth rate, July to June | 11.49 per 1,000 inhabitants | 2025 |
| Crude death rate, July to June | 9.7 per 1,000 inhabitants | 2025 |
Labor market
| Unemployment rate | 2.1 % | 2026-08 |
Income and living conditions
| Poverty rate (US official measure) | 9.8 % | 2024 |
| Median household income | 74,517 USD | 2024 |
Economy
| Gross domestic product (GDP), US dollars | 8,688.3 USD million | 2024 |
| Real GDP growth | 2.3 % | 2024 |