Jamesville township is located in Yankton County, South Dakota. Jamesville township has a 2026 population of 216. Jamesville township is currently declining at a rate of -0.46% annually and its population has decreased by -0.46% since the most recent census, which recorded a population of 217 in 2020.
The median household income in Jamesville township is $121,667 with a poverty rate of 0%. The median age in Jamesville township is 25.1 years: 25.1 years for males, and 26.1 years for females. For every 100 females there are 159.1 males.
Data after 2023 is projected based on recent change
The racial composition of Jamesville township includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 241 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Jamesville township's average per capita income is $0. Household income levels show a median of $121,667. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Families | $121,875 | $162,108 |
| Married Families | $121,875 | - |
| Households | $121,667 | $156,405 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate