Riverside township is located in Clay County, South Dakota. Riverside township has a 2026 population of 125. Riverside township is currently declining at a rate of -1.57% annually but its population has increased by 3.31% since the most recent census, which recorded a population of 121 in 2020.
The median household income in Riverside township is $91,250 with a poverty rate of 0%. The median age in Riverside township is 34.2 years: 30.4 years for males, and 34.7 years for females. For every 100 females there are 110.7 males.
Data after 2023 is projected based on recent change
The racial composition of Riverside township includes 87.01% White, and smaller percentages for and multiracial populations.
White (87.01%)
Two or more races (12.99%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 154 | 87.01% |
| Two or more races | 23 | 12.99% |
Married
Widowed
Divorced
Separated
Never Married
Riverside township's average per capita income is $44,306. Household income levels show a median of $91,250. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Married Families | $92,188 | - |
| Households | $91,250 | $89,088 |
| Families | $90,938 | $88,989 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate