| Name | Jefferson County |
| Place Type | County |
| Located in | |
| County Seat | Jefferson |
| Coordinates | | Latitude | | 43.0333367 | | 43° 02' 00" N | | Longitude | | -88.7667707 | | 88° 46' 00.4" W |
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| Population | 67,783 |
| Elevation | 246 m |
| Surrounding Counties | Dodge N Waukesha E Walworth SE Rock SW Dane W
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| USGS GNIS FeatureID | 1581087 |
| Histopolis Place ID | 857407376 |
| Updated Apr 15, 2011 |
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| Map Layers (check box to show) | Place under cursor |
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16 Towns, 5 Cities, 3 Villages (Town is assumed unless noted)