Portage is a city located in Columbia County, Wisconsin. Portage has a 2025 population of 9,821. It is also the county seat of Columbia County. Portage is currently declining at a rate of -1.52% annually and its population has decreased by -7.2% since the most recent census, which recorded a population of 10,583 in 2020.
The average household income in Portage is $74,897 with a poverty rate of 13.87%.The median age in Portage is 36.8 years: 36.7 years for males, and 36.9 years for females.
Data after 2023 is projected based on recent change
The racial composition of Portage includes 87.13% White, 5.33% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 9,039 | 87.13% |
Black or African American | 553 | 5.33% |
Two or more races | 449 | 4.33% |
Other race | 206 | 1.99% |
Asian | 74 | 0.71% |
Native American | 53 | 0.51% |
Married
Widowed
Divorced
Separated
Never Married
Portage's average per capita income is $44,964. Household income levels show a median of $62,785. The poverty rate stands at 13.87%.
Name | Median | Mean |
---|---|---|
Married Families | $92,083 | - |
Families | $74,570 | $87,240 |
Households | $62,785 | $74,897 |
Non Families | $39,482 | $52,445 |
Average Income
Median Household Income
Poverty Rate