Green Isle township

County:: Sibley County
County Seat:: No
Area (mi²):: 35.187
State:: Minnesota

Green Isle township is located in Sibley County, Minnesota. Green Isle township has a 2025 population of 542. Green Isle township is currently growing at a rate of 1.31% annually and its population has increased by 4.23% since the most recent census, which recorded a population of 520 in 2020.

The average household income in Green Isle township is $118,461 with a poverty rate of 5%.The median age in Green Isle township is 47.8 years: 51 years for males, and 44.5 years for females.

Demographics

The racial composition of Green Isle township includes 98.55% White, and smaller percentages for Black or African American, other race, Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	611	98.55%
Black or African American	4	0.65%
Other race	3	0.48%
Two or more races	2	0.32%

Green Isle township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Green Isle township's average per capita income is $50,962. Household income levels show a median of $85,750. The poverty rate stands at 5%.

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	$110,000	-
Families	$108,750	$141,821
Households	$85,750	$118,461
Non Families	$49,375	$66,872

$50,962

Average Income

$85,750

Median Household Income

5%

Poverty Rate