Statistics for Butler County
Latest official figures for Butler County, each linked to its source.
Demography
| Population | 400,128 persons | 2025 |
| Median age | 37.2 years | 2024 |
| Live births, July to June | 4,217 count | 2025 |
| Deaths, July to June | 3,690 count | 2025 |
| Crude birth rate, July to June | 10.57 per 1,000 inhabitants | 2025 |
| Crude death rate, July to June | 9.25 per 1,000 inhabitants | 2025 |
Labor market
| Unemployment rate | 3.6 % | 2026-08 |
Income and living conditions
| Poverty rate (US official measure) | 13 % | 2024 |
| Median household income | 81,590 USD | 2024 |
Economy
| Gross domestic product (GDP), US dollars | 29,842.1 USD million | 2024 |
| Real GDP growth | 4.4 % | 2024 |