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, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

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%
Black or African American	0	0%
Native American	0	0%
Native Hawaiian or Pacific Islander	0	0%

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