Rosalia township is located in Butler County, Kansas. Rosalia township has a 2026 population of 535. Rosalia township is currently declining at a rate of -1.65% annually and its population has decreased by -3.95% since the most recent census, which recorded a population of 557 in 2020.
The median household income in Rosalia township is $111,146 with a poverty rate of 5.65%. The median age in Rosalia township is 41.1 years: 40.9 years for males, and 41.4 years for females. For every 100 females there are 92.6 males.
Data after 2023 is projected based on recent change
Overall: 41.1 years
Female: 41.4 years
Male: 40.9 years
There are 409 adults, (95 of whom are seniors) in Rosalia township.
Female: 285 (51.9%)
Male: 264 (48.1%)
The racial composition of Rosalia township includes 93.99% White, and smaller percentages for other race and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 516 | 93.99% |
| Two or more races | 24 | 4.37% |
| Other race | 9 | 1.64% |
Rosalia township 's average per capita income is $64,688. Household income levels show a median of $111,146. The poverty rate stands at 5.65%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $126,667 | - |
| Families | $122,250 | $127,995 |
| Households | $111,146 | $111,062 |
| Non Families | - | $76,608 |
Average Income
Median Household Income
Poverty Rate