Middle River is a city located in Marshall County, Minnesota. Middle River has a 2025 population of 291 . Middle River is currently declining at a rate of -1.02% annually and its population has decreased by -4.28% since the most recent census, which recorded a population of 304 in 2020.
The average household income in Middle River is $69,164 with a poverty rate of 14.44%. The median age in Middle River is 41.4 years: 41.4 years for males, and 46.5 years for females. For every 100 females there are 132.2 males.
Data after 2023 is projected based on recent change
The racial composition of Middle River includes 98.93% White, and smaller percentages for Two or more races, Native American and multiracial populations.
White (98.93%)
Two or more races (0.71%)
Native American (0.36%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 278 | 98.93% |
| Two or more races | 2 | 0.71% |
| Native American | 1 | 0.36% |
Married
Widowed
Divorced
Separated
Never Married
Middle River's average per capita income is $46,406. Household income levels show a median of $57,188. The poverty rate stands at 14.44%.
Name | Median | Mean |
|---|---|---|
| Married Families | $85,625 | - |
| Families | $81,250 | $81,802 |
| Households | $57,188 | $69,164 |
| Non Families | $35,250 | $55,610 |
Average Income
Median Household Income
Poverty Rate