Bismarck township

County:: Sibley County
County Seat:: No
Area (mi²):: 35.954
State:: Minnesota

Bismarck township is located in Sibley County, Minnesota. Bismarck township has a 2025 population of 338. Bismarck township is currently growing at a rate of 1.5% annually and its population has increased by 4.32% since the most recent census, which recorded a population of 324 in 2020.

The average household income in Bismarck township is $85,471 with a poverty rate of 23.49%.The median age in Bismarck township is 34.3 years: 38.1 years for males, and 32.1 years for females.

Demographics

The racial composition of Bismarck township includes 94.28% White, and smaller percentages for Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	313	94.28%
Two or more races	18	5.42%
Asian	1	0.3%

Bismarck township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Bismarck township's average per capita income is $37,188. Household income levels show a median of $77,188. The poverty rate stands at 23.49%.

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	$78,750	-
Families	$78,333	$87,838
Households	$77,188	$85,471
Non Families	$66,964	$75,562

$37,188

Average Income

$77,188

Median Household Income

23.49%

Poverty Rate