Statistics for Jefferson County
Latest official figures for Jefferson County, each linked to its source.
Demography
| Population | 35,297 persons | 2025 |
| Median age | 32.8 years | 2024 |
| Live births, July to June | 421 count | 2025 |
| Deaths, July to June | 209 count | 2025 |
| Crude birth rate, July to June | 12 per 1,000 inhabitants | 2025 |
| Crude death rate, July to June | 5.96 per 1,000 inhabitants | 2025 |
Labor market
| Unemployment rate | 3 % | 2026-08 |
Income and living conditions
| Poverty rate (US official measure) | 8.5 % | 2024 |
| Median household income | 86,679 USD | 2024 |
Economy
| Gross domestic product (GDP), US dollars | 1,365.8 USD million | 2024 |
| Real GDP growth | -0.6 % | 2024 |