Cottage Grove is a village located in Dane County, Wisconsin. Cottage Grove has a 2025 population of 9,371 . Cottage Grove is currently growing at a rate of 4.42% annually and its population has increased by 26.88% since the most recent census, which recorded a population of 7,386 in 2020.
The average household income in Cottage Grove is $133,578 with a poverty rate of 3.24%. The median age in Cottage Grove is 40 years: 40.1 years for males, and 39.6 years for females. For every 100 females there are 98.1 males.
Data after 2023 is projected based on recent change
The racial composition of Cottage Grove includes 84% White, 8.63% Asian, and smaller percentages for other race, Black or African American and multiracial populations.
White (84%)
Asian (8.63%)
Two or more races (6.27%)
Other race (0.76%)
Black or African American (0.34%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 6,641 | 84% |
| Asian | 682 | 8.63% |
| Two or more races | 496 | 6.27% |
| Other race | 60 | 0.76% |
| Black or African American | 27 | 0.34% |
Married
Widowed
Divorced
Separated
Never Married
Cottage Grove's average per capita income is $70,000. Household income levels show a median of $132,717. The poverty rate stands at 3.24%.
Name | Median | Mean |
|---|---|---|
| Married Families | $150,819 | - |
| Families | $139,245 | $156,324 |
| Households | $132,717 | $133,578 |
| Non Families | $65,978 | $70,130 |
Average Income
Median Household Income
Poverty Rate