Statistics for Johnson County
Latest official figures for Johnson County, each linked to its source.
Demography
| Population | 18,718 persons | 2025 |
| Median age | 46.7 years | 2024 |
| Live births, July to June | 162 count | 2025 |
| Deaths, July to June | 281 count | 2025 |
| Crude birth rate, July to June | 8.7 per 1,000 inhabitants | 2025 |
| Crude death rate, July to June | 15.09 per 1,000 inhabitants | 2025 |
Labor market
| Unemployment rate | 4.5 % | 2026-08 |
Income and living conditions
| Poverty rate (US official measure) | 20.9 % | 2024 |
| Median household income | 53,129 USD | 2024 |
Economy
| Gross domestic product (GDP), US dollars | 596 USD million | 2024 |
| Real GDP growth | 2 % | 2024 |