Green Isle township is located in Sibley County, Minnesota. Green Isle township has a 2026 population of 530. Green Isle township is currently growing at a rate of 0.19% annually and its population has increased by 1.92% since the most recent census, which recorded a population of 520 in 2020.
The median household income in Green Isle township is $85,750 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. For every 100 females there are 144.1 males.
Data after 2023 is projected based on recent change
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.
White (98.55%)
Black or African American (0.65%)
Other race (0.48%)
Two or more races (0.32%)
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% |
Married
Widowed
Divorced
Separated
Never Married
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%.
Name | Median | Mean |
|---|---|---|
| Married Families | $110,000 | - |
| Families | $108,750 | $141,821 |
| Households | $85,750 | $118,461 |
| Non Families | $49,375 | $66,872 |
Average Income
Median Household Income
Poverty Rate