Jefferson is located in Chautauqua County, Kansas. Jefferson has a 2025 population of 584 . Jefferson is currently declining at a rate of -0.51% annually and its population has decreased by -2.01% since the most recent census, which recorded a population of 596 in 2020.
The average household income in Jefferson is $61,547 with a poverty rate of 19.09%. The median age in Jefferson is 35.7 years: 33.5 years for males, and 40.5 years for females. For every 100 females there are 94.2 males.
Data after 2023 is projected based on recent change
The racial composition of Jefferson includes 81.33% White, and smaller percentages for Native American, Black or African American, other race and multiracial populations.
White (81.33%)
Two or more races (13.58%)
Native American (2.83%)
Black or African American (1.84%)
Other race (0.42%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 575 | 81.33% |
| Two or more races | 96 | 13.58% |
| Native American | 20 | 2.83% |
| Black or African American | 13 | 1.84% |
| Other race | 3 | 0.42% |
Married
Widowed
Divorced
Separated
Never Married
Jefferson's average per capita income is $34,667. Household income levels show a median of $45,938. The poverty rate stands at 19.09%.
Name | Median | Mean |
|---|---|---|
| Married Families | $70,156 | - |
| Families | $55,833 | $65,065 |
| Households | $45,938 | $61,547 |
| Non Families | $40,250 | $46,117 |
Average Income
Median Household Income
Poverty Rate