Pewaukee is a city in Waukesha County, Wisconsin. The population was 13,195 at the 2010 census. The Village of Pewaukee, which was incorporated out of the town before it incorporated as a city, is surrounded by the city.
The name of the city of Pewaukee comes from that of the name of the village, which is rather unclear in itself. Many names are given as to the etymology of the name.
The city of Pewaukee was incorporated in 1999, from the parts of the former Town of Pewaukee not included in the Village of Pewaukee.
The town had been established by an act of the Wisconsin Territorial Legislature approved January 13, 1840, eight years before Wisconsin gained statehood.
When voting took place to decide the county seat for Waukesha County, Waukesha beat out Pewaukee by two votes.
Pewaukee is located at 43°4′N 88°15′W (43.0614, -88.2495). It is located in the Lake Country area of Waukesha County.
According to the United States Census Bureau, the city has a total area of 21.15 square miles (54.78 km2), of which, 19.50 square miles (50.50 km2) is land and 1.65 square miles (4.27 km2) is water.
As of the census of 2010, there were 13,195 people, 5,410 households, and 3,883 families residing in the city. The population density was 676.7 inhabitants per square mile (261.3/km2).