| Zip Code : | 53029 |
| City : | Chenequa village, Delafield city, Hartland village, Merton village |
| County : | Washington County, Waukesha County |
| State : | Wisconsin (WI) |
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| Land Area : | 37.17 sq mi |
| Water Area : | 2.80 sq mi |
| Latitude : | 43.1466034 |
| Longitude : | -88.3409984 |
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| Population (2010): | 20,799 |
| Population Estimate (2012) : | 20,889 |
| Population Density : | 559.63/sq mi |
| Housing Units (2012) : | 8,230 |
| Median Household Income (2012) : | $89,568 (Wisconsin : $52,627, USA : $53,046) |
| Median Family Income (2012) : | $102,135 (Wisconsin : $66,415, USA : $64,585) |
| Median House Price (2012) : | $335,500 (Wisconsin : $169,000, USA : $181,400) |