Split Rock township

County:: Minnehaha County
County Seat:: No
Area (mi²):: 28.95
State:: South Dakota

Split Rock township is located in Minnehaha County, South Dakota. Split Rock township has a 2025 population of 2,986. Split Rock township is currently declining at a rate of -1.87% annually and its population has decreased by -6.77% since the most recent census, which recorded a population of 3,203 in 2020.

The average household income in Split Rock township is $200,234 with a poverty rate of 0.54%.The median age in Split Rock township is 50.2 years: 49.9 years for males, and 50.4 years for females.

Demographics

The racial composition of Split Rock township includes 95.43% White, and smaller percentages for Two or more races, other race, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,027	95.43%
Two or more races	82	2.59%
Other race	57	1.8%
Asian	6	0.19%

Split Rock township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Split Rock township's average per capita income is $66,360. Household income levels show a median of $154,013. The poverty rate stands at 0.54%.

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	$179,063	-
Families	$163,333	$215,643
Households	$154,013	$200,234
Non Families	$63,295	$76,442

$66,360

Average Income

$154,013

Median Household Income

0.54%

Poverty Rate