Grand Plain is located in Marshall County, Minnesota. Grand Plain has a 2025 population of 51 . Grand Plain is currently declining at a rate of -1.92% annually and its population has decreased by -5.56% since the most recent census, which recorded a population of 54 in 2020.
The average household income in Grand Plain is $96,159 with a poverty rate of 0%. The median age in Grand Plain is 55.5 years: 57 years for males, and 41.5 years for females. For every 100 females there are 100.0 males.
Data after 2023 is projected based on recent change
The racial composition of Grand Plain includes 93.75% White, 4.17% other race, and smaller percentages for Asian and multiracial populations.
White (93.75%)
Other race (4.17%)
Asian (2.08%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 45 | 93.75% |
| Other race | 2 | 4.17% |
| Asian | 1 | 2.08% |
Married
Widowed
Divorced
Separated
Never Married
Grand Plain's average per capita income is $55,417. Household income levels show a median of $92,000. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Families | $101,250 | $107,100 |
| Married Families | $101,250 | - |
| Households | $92,000 | $96,159 |
| Non Families | - | $66,983 |
Average Income
Median Household Income
Poverty Rate