| Zip Code : | 53561 |
| City : | Lake Wisconsin, Merrimac village |
| County : | Columbia County, Sauk County |
| State : | Wisconsin (WI) |
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| Land Area : | 36.06 sq mi |
| Water Area : | 3.50 sq mi |
| Latitude : | 43.3949509 |
| Longitude : | -89.6386209 |
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| Population (2010): | 1,618 |
| Population Estimate (2012) : | 1,519 |
| Population Density : | 44.87/sq mi |
| Housing Units (2012) : | 1,161 |
| Median Household Income (2012) : | $68,542 (Wisconsin : $52,627, USA : $53,046) |
| Median Family Income (2012) : | $82,411 (Wisconsin : $66,415, USA : $64,585) |
| Median House Price (2012) : | $244,500 (Wisconsin : $169,000, USA : $181,400) |