Portage County's estimated 2026 population is 72,128 with a growth rate of 0.26% in the past year according to the most recent United States census data. Portage County is the 23rd largest county in Wisconsin. The 2010 population was 70,025 and has seen a growth of 3% since that time.
Data after 2023 is projected based on recent change
Overall: 38 years
Female: 39 years
Male: 37.1 years
There are 57,538 adults, (12,990 of whom are seniors) in Portage County.
Female: 34,728 (49%)
Male: 36,104 (51%)
The racial composition of Portage County includes 90% White, and smaller percentages for Asian, other race, Black or African American, Native American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 63,752 | 90% |
| Two or more races | 3,086 | 4.36% |
| Asian | 2,039 | 2.88% |
| Other race | 1,296 | 1.83% |
| Black or African American | 547 | 0.77% |
| Native American | 112 | 0.16% |
Portage County's average per capita income is $52,486. Household income levels show a median of $76,070. The poverty rate stands at 10.09%.
Name | Median | Mean |
|---|---|---|
| Married Families | $110,686 | $125,756 |
| Families | $99,881 | $115,069 |
| Households | $76,070 | $94,142 |
| Non Families | $45,397 | $58,867 |
Average Income
Median Household Income
Poverty Rate