Waukesha ( /wɔːkɨʃɔː/ waw-kə-shaw) is a city in and the county seat of Waukesha County, Wisconsin, in the Upper Midwest region of the United States. The population was 70,718 at the 2010 census, making it the largest community in the county and 7th largest in the state. The city is located adjacent to the Town of Waukesha. Milwaukee County is due east of Waukesha County.
In 2006, Money magazine ranked Waukesha 36th on its list of the "100 Best Places to Live", in the United States. In 2007 America's Promise ranked Waukesha one of the "100 Best Communities for Young People" in the United States. In 2010, Money magazine ranked Waukesha 50th on its list of the "100 Best Places to Live", in the United States.
The area that Waukesha now encompasses was first inhabited in 1834. Its first non-American-Indian settler was Morris D. Cutler.