Foster township

County:: Big Stone County
County Seat:: No
Area (mi²):: 30.135
State:: Minnesota

Foster township is located in Big Stone County, Minnesota. Foster township has a 2025 population of 116. Foster township is currently declining at a rate of -0.85% annually and its population has decreased by -1.69% since the most recent census, which recorded a population of 118 in 2020.

The average household income in Foster township is $87,165 with a poverty rate of 7.87%.The median age in Foster township is 55.4 years: 52.8 years for males, and 55.5 years for females.

Demographics

The racial composition of Foster township includes 98.43% White, and smaller percentages for other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	125	98.43%
Other race	2	1.57%

Foster township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Foster township's average per capita income is $39,286. Household income levels show a median of $75,250. The poverty rate stands at 7.87%.

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
Families	$76,500	$84,121
Married Families	$76,250	-
Households	$75,250	$87,165
Non Families	-	$93,253

$39,286

Average Income

$75,250

Median Household Income

7.87%

Poverty Rate