Wauwatosa (/ ˌ w ɔː w ə ˈ t oʊ s ə /; known informally as Tosa; originally Wau-wau-too-sa or Hart's Mill) is a city in Milwaukee County, Wisconsin, United States.The population was 48,387 at the 2020 census.Wauwatosa is located immediately west of Milwaukee, and is a part of the Milwaukee metropolitan area.It is named after the Potawatomi Chief Wauwataesie and the …

The flag of Wisconsin is the official flag of the U.S. state of Wisconsin. The flag was first adopted in 1863, and was modified in 1979. It is a blue flag charged with the state coat of arms of Wisconsin. Flag design. The state flag flies in front of the state capitol. The state flag is officially described by law as: ...