St. John township is located in Stafford County, Kansas. St. John township has a 2026 population of 959. St. John township is currently declining at a rate of -0.93% annually and its population has decreased by -4.2% since the most recent census, which recorded a population of 1,001 in 2020.
The median household income in St. John township is $77,552 with a poverty rate of 9.18%. The median age in St. John township is 36.3 years: 33.5 years for males, and 43.6 years for females. For every 100 females there are 104.5 males.
Data after 2023 is projected based on recent change
The racial composition of St. John township includes 89.32% White, 4.05% other race, and smaller percentages for Native American and multiracial populations.
White (89.32%)
Two or more races (4.79%)
Other race (4.05%)
Native American (1.84%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 970 | 89.32% |
| Two or more races | 52 | 4.79% |
| Other race | 44 | 4.05% |
| Native American | 20 | 1.84% |
Married
Widowed
Divorced
Separated
Never Married
St. John township's average per capita income is $45,598. Household income levels show a median of $77,552. The poverty rate stands at 9.18%.
Name | Median | Mean |
|---|---|---|
| Married Families | $92,500 | - |
| Families | $91,150 | $95,129 |
| Households | $77,552 | $88,778 |
| Non Families | $40,833 | $71,098 |
Average Income
Median Household Income
Poverty Rate