El Dorado is located in Butler County, Kansas. El Dorado has a 2025 population of 636 . It is also the county seat of Butler County . El Dorado is currently declining at a rate of -1.24% annually and its population has decreased by -1.85% since the most recent census, which recorded a population of 648 in 2020.
The average household income in El Dorado is $82,807 with a poverty rate of 3.28%. The median age in El Dorado is 55.9 years: 49.5 years for males, and 65.1 years for females. For every 100 females there are 221.1 males.
Data after 2023 is projected based on recent change
The racial composition of El Dorado includes 71.43% White, 4.45% Black or African American, and smaller percentages for other race and multiracial populations.
White (71.43%)
Two or more races (22.72%)
Black or African American (4.45%)
Other race (1.41%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 305 | 71.43% |
| Two or more races | 97 | 22.72% |
| Black or African American | 19 | 4.45% |
| Other race | 6 | 1.41% |
Married
Widowed
Divorced
Separated
Never Married
El Dorado's average per capita income is $41,914. Household income levels show a median of $82,353. The poverty rate stands at 3.28%.
Name | Median | Mean |
|---|---|---|
| Families | $103,250 | $96,887 |
| Married Families | $103,250 | - |
| Households | $82,353 | $82,807 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate