| Zip Code : | 53578 |
| City : | Lake Wisconsin, Prairie du Sac village |
| County : | Columbia County, Sauk County |
| State : | Wisconsin (WI) |
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| Land Area : | 49.23 sq mi |
| Water Area : | 1.14 sq mi |
| Latitude : | 43.3274419 |
| Longitude : | -89.7755383 |
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| Population (2010): | 5,924 |
| Population Estimate (2012) : | 5,953 |
| Population Density : | 120.34/sq mi |
| Housing Units (2012) : | 2,535 |
| Median Household Income (2012) : | $67,021 (Wisconsin : $52,627, USA : $53,046) |
| Median Family Income (2012) : | $74,414 (Wisconsin : $66,415, USA : $64,585) |
| Median House Price (2012) : | $214,300 (Wisconsin : $169,000, USA : $181,400) |