Statistics for Johnson County
Latest official figures for Johnson County, each linked to its source.
Demography
| Population | 174,262 persons | 2025 |
| Median age | 38 years | 2024 |
| Live births, July to June | 1,907 count | 2025 |
| Deaths, July to June | 1,523 count | 2025 |
| Crude birth rate, July to June | 11.05 per 1,000 inhabitants | 2025 |
| Crude death rate, July to June | 8.82 per 1,000 inhabitants | 2025 |
Labor market
| Unemployment rate | 3.1 % | 2026-08 |
Income and living conditions
| Poverty rate (US official measure) | 7.3 % | 2024 |
| Median household income | 90,454 USD | 2024 |
Economy
| Gross domestic product (GDP), US dollars | 8,252.8 USD million | 2024 |
| Real GDP growth | 2 % | 2024 |