Mosinee is a city located in Marathon County, Wisconsin. Mosinee has a 2026 population of 4,567. Mosinee is currently growing at a rate of 0.4% annually and its population has increased by 2.42% since the most recent census, which recorded a population of 4,459 in 2020.
The median household income in Mosinee is $73,479 with a poverty rate of 9.34%. The median age in Mosinee is 32.9 years: 38.1 years for males, and 29.4 years for females. For every 100 females there are 92.5 males.
Data after 2023 is projected based on recent change
Overall: 32.9 years
Female: 29.4 years
Male: 38.1 years
There are 3,672 adults, (689 of whom are seniors) in Mosinee.
Female: 2,337 (52%)
Male: 2,161 (48%)
The racial composition of Mosinee includes 93.57% White, 6.16% Asian, and smaller percentages for Two or more races and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 4,209 | 93.57% |
| Asian | 277 | 6.16% |
| Two or more races | 12 | 0.27% |
Mosinee 's average per capita income is $49,764. Household income levels show a median of $73,479. The poverty rate stands at 9.34%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $106,458 | - |
| Families | $87,576 | $104,432 |
| Households | $73,479 | $86,659 |
| Non Families | $57,307 | $65,972 |
Average Income
Median Household Income
Poverty Rate