Cornish is located in Sibley County, Minnesota. Cornish has a 2025 population of 241 . Cornish is currently declining at a rate of 0% annually and its population has increased by 1.69% since the most recent census, which recorded a population of 237 in 2020.
The average household income in Cornish is $92,941 with a poverty rate of 9.35%. The median age in Cornish is 46.8 years: 47 years for males, and 45.8 years for females. For every 100 females there are 143.2 males.
Data after 2023 is projected based on recent change
The racial composition of Cornish includes 98.13% White, and smaller percentages for Two or more races and multiracial populations.
White (98.13%)
Two or more races (1.87%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 210 | 98.13% |
| Two or more races | 4 | 1.87% |
Married
Widowed
Divorced
Separated
Never Married
Cornish's average per capita income is $47,500. Household income levels show a median of $80,938. The poverty rate stands at 9.35%.
Name | Median | Mean |
|---|---|---|
| Married Families | $116,250 | - |
| Families | $115,625 | $121,343 |
| Households | $80,938 | $92,941 |
| Non Families | $61,964 | $66,767 |
Average Income
Median Household Income
Poverty Rate