Winthrop is a city located in Buchanan County, Iowa. Winthrop has a 2025 population of 814. Winthrop is currently declining at a rate of -0.25% annually and its population has decreased by -1.09% since the most recent census, which recorded a population of 823 in 2020.
The average household income in Winthrop is $84,146 with a poverty rate of 3.24%.The median age in Winthrop is 37.5 years: 34.6 years for males, and 40.5 years for females.
Data after 2023 is projected based on recent change
The racial composition of Winthrop includes 97.41% White, and smaller percentages for Two or more races, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 1,053 | 97.41% |
Two or more races | 24 | 2.22% |
Black or African American | 3 | 0.28% |
Native Hawaiian or Pacific Islander | 1 | 0.09% |
Married
Widowed
Divorced
Separated
Never Married
Winthrop's average per capita income is $48,343. Household income levels show a median of $64,904. The poverty rate stands at 3.24%.
Name | Median | Mean |
---|---|---|
Married Families | $89,531 | - |
Families | $75,250 | $94,640 |
Households | $64,904 | $84,146 |
Non Families | $48,500 | $47,402 |
Average Income
Median Household Income
Poverty Rate