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The total population of Waukesha County is estimated to be 407,290 with 202,216 males (49.65%) and 205,074 females (50.35%). There are 2,858 more females than males in Waukesha County.
The median household income in Waukesha County was $101,941 in 2021, which marked an an increase of 1,108(1.10%) from $100,833 in 2020. This income is 136.64% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Waukesha County sees its highest median household income among householders in the age group of 45 to 64 years old, at $130,997. Overall, the median household income for the county of Waukesha County stands at $98,849.
In Waukesha County, the median income for all workers aged 15 years and older, regardless of work hours, was $61,069 for males and $38,428 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $85,009 for males and $65,274 for females.
In Waukesha County, the demographic landscape is diverse, spanning 5 distinct racial categories among households. Among these, Asian households have the highest median household income at $176,140, while Black or African American households represent the opposite end with the lowest median household income of $52,473.
In 2022, the population of Waukesha County was 410,434, a 0.33% increase year-by-year from 2021. Previously, in 2021, Waukesha County's population was 409,080, an increase of 0.40% compared to a population of 407,467 in 2020.
The median age in Waukesha County, WI is 43.0, as per 2021 ACS 5-Year Estimates. Of the total population, 17.34% were under the age of 15, 16.86% aged 15 to 29, 47.17% aged 30 to 64, 16.19% aged 65 to 84, and 2.44% were 85 years of age and older.
Racial distribution of Waukesha County population: 89.90% are White, 1.59% are Black or African American, 0.20% are American Indian and Alaska Native, 3.78% are Asian, 0.02% are Native Hawaiian and other Pacific Islander, 0.93% are some other race and 3.58% are multiracial.