Riverside township Flag

Riverside township

County:
Clay County
County Seat:
No
Area (mi²):
35.945
State:
South Dakota

Riverside township is located in Clay County, South Dakota. Riverside township has a 2026 population of 121. Riverside township is currently declining at a rate of -1.63% annually and its population has decreased by 0% since the most recent census, which recorded a population of 121 in 2020.

The median household income in Riverside township is $106,719 with a poverty rate of 0%. The median age in Riverside township is 40.3 years: 39.7 years for males, and 41.5 years for females. For every 100 females there are 136.8 males.

121
Total Population
3.4
Density (mi²)
-2 -1.63%
Growth

Riverside township Population

Riverside township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026121-2-1.63%
2025123-2-1.6%
2024125-2-1.57%
202312732.42%
202212421.64%
202112210.83%
202012100%
2019133-3-2.21%
2018136-1-0.73%
201713721.48%
201613510.75%
2015134-3-2.19%
201413710.74%
2013136-3-2.16%
201213900%
2011139-2-1.42%
2010138-1-0.72%

Median Age

Overall: 40.3 years
Female: 41.5 years
Male: 39.7 years

Riverside township Adults

There are 110 adults, (61 of whom are seniors) in Riverside township.

Sex Ratio

Female: 68 (42.2%)
Male: 93 (57.8%)

Demographics

The racial composition of Riverside township includes 94.41% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White15294.41%
Two or more races95.59%
Race
Population ↓
Percentage (of total)
White15294.41%
Two or more races95.59%

Riverside township Marital Status

Economics and Income Statistics

Riverside township 's average per capita income is $54,167. Household income levels show a median of $106,719. The poverty rate stands at 0%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$107,031-
Households$106,719$204,611
Families$106,563$210,357
Non Families--

$54,167

Average Income

$106,719

Median Household Income

0%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)