Waukesha County, Wisconsin
Waukesha County is a county in Wisconsin with an estimated population of 412,591 in 2023. 28 cities, towns and Census places in it are indexed here.
Largest places in Waukesha County
Waukesha 70,446Brookfield 41,884New Berlin 40,260Menomonee Falls 39,700Muskego 25,312Oconomowoc 18,682Pewaukee 16,293Sussex 12,162Hartland 10,065Mukwonago 8,492Waukesha 8,484Pewaukee 8,195Vernon 7,456Delafield 7,203Elm Grove 6,316Summit 5,287Merton 3,566Wales 2,947Dousman 2,418Lannon 2,290North Prairie 2,198Eagle 2,146Butler 1,766Big Bend 1,501Nashotah 1,310Oconomowoc Lake 584Chenequa 540Lac La Belle 282
About Waukesha County
Waukesha County is one of the counties of Wisconsin. County governments in Wisconsin handle local services such as courts, property records and elections; cities and towns inside the county run their own municipal services. Population figures come from the Census Bureau's Vintage 2023 estimates, which are updated annually.