Oskaloosa is a city located in Jefferson County, Kansas. Oskaloosa has a 2025 population of 1,068. It is also the county seat of Jefferson County. Oskaloosa is currently declining at a rate of -0.56% annually and its population has decreased by -2.64% since the most recent census, which recorded a population of 1,097 in 2020.
The average household income in Oskaloosa is $99,673 with a poverty rate of 14.27%.The median age in Oskaloosa is 36.6 years: 34.6 years for males, and 38.6 years for females.
Data after 2023 is projected based on recent change
The racial composition of Oskaloosa includes 91.47% White, 3.75% other race, and smaller percentages for Asian, Native American, Black or African American and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 1,072 | 91.47% |
Two or more races | 49 | 4.18% |
Other race | 44 | 3.75% |
Asian | 4 | 0.34% |
Native American | 2 | 0.17% |
Black or African American | 1 | 0.09% |
Married
Widowed
Divorced
Separated
Never Married
Oskaloosa's average per capita income is $49,219. Household income levels show a median of $79,250. The poverty rate stands at 14.27%.
Name | Median | Mean |
---|---|---|
Married Families | $101,875 | - |
Families | $91,932 | $114,243 |
Households | $79,250 | $99,673 |
Non Families | $35,313 | $53,863 |
Average Income
Median Household Income
Poverty Rate