Statistics for Marquette County
Latest official figures for Marquette County, each linked to its source.
Demography
| Population | 15,927 persons | 2025 |
| Median age | 50.7 years | 2024 |
| Live births, July to June | 131 count | 2025 |
| Deaths, July to June | 212 count | 2025 |
| Crude birth rate, July to June | 8.25 per 1,000 inhabitants | 2025 |
| Crude death rate, July to June | 13.35 per 1,000 inhabitants | 2025 |
Labor market
| Unemployment rate | 3.6 % | 2026-08 |
Income and living conditions
| Poverty rate (US official measure) | 12.2 % | 2024 |
| Median household income | 65,681 USD | 2024 |
Economy
| Gross domestic product (GDP), US dollars | 587.6 USD million | 2024 |
| Real GDP growth | 3.2 % | 2024 |