Lake Wisconsin is a CDP located in Columbia County, Wisconsin. Lake Wisconsin has a 2025 population of 5,060 . Lake Wisconsin is currently growing at a rate of 1.16% annually and its population has increased by 10.65% since the most recent census, which recorded a population of 4,573 in 2020.
The average household income in Lake Wisconsin is $135,218 with a poverty rate of 2.89%. The median age in Lake Wisconsin is 52.5 years: 51.9 years for males, and 53.2 years for females. For every 100 females there are 114.1 males.
Data after 2023 is projected based on recent change
The racial composition of Lake Wisconsin includes 93.13% White, and smaller percentages for Two or more races, Black or African American, Asian, Native American, other race and multiracial populations.
White (93.13%)
Two or more races (2.44%)
Black or African American (1.94%)
Asian (1.45%)
Native American (0.93%)
Other race (0.12%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,704 | 93.13% |
| Two or more races | 123 | 2.44% |
| Black or African American | 98 | 1.94% |
| Asian | 73 | 1.45% |
| Native American | 47 | 0.93% |
| Other race | 6 | 0.12% |
Married
Widowed
Divorced
Separated
Never Married
Lake Wisconsin's average per capita income is $72,164. Household income levels show a median of $116,053. The poverty rate stands at 2.89%.
Name | Median | Mean |
|---|---|---|
| Married Families | $143,456 | - |
| Families | $136,216 | $155,318 |
| Households | $116,053 | $135,218 |
| Non Families | $70,948 | $75,175 |
Average Income
Median Household Income
Poverty Rate