Jefferson County, Wisconsin
Jefferson County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 84,900.[1] Its county seat is Jefferson.[2]
| Jefferson County, Wisconsin | |
| Map | |
| Map of Wisconsin highlighting Jefferson County Location in the state of Wisconsin | |
| Map of the USA highlighting Wisconsin Wisconsin's location in the U.S. | |
| Statistics | |
| Founded | 1839 |
|---|---|
| Seat | Jefferson |
| Largest City | Watertown |
| Area - Total - Land - Water |
583 sq mi (1,510 km²) 556 sq mi (1,440 km²) 26 sq mi (67 km²), 4.5 |
| Population - Density |
|
| Time zone | Central: UTC-6/-5 |
| Website: www.jeffersoncountywi.gov | |
| Named for: Thomas Jefferson | |
Jefferson County, Wisconsin Media
- Jefferson County WI Pie Chart.pdf
Pie Chart shows soils of Jefferson County, Wisconsin. 22 % of County area are Savanna soils. Type III Savannas are forest soils that support native grasses. Soils information comes from the 1979 Jefferson County Wisconsin Soil Survey.
- Jefferson County Wisconsin Fairgrounds Grandstand.jpg
Grandstands at the county fairgrounds in Jefferson
- Jefferson County Wisconsin Fairgrounds sign.jpg
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