O'Brien is located in Beltrami County, Minnesota. O'Brien has a 2025 population of 43 . O'Brien is currently declining at a rate of -2.27% annually and its population has decreased by -6.52% since the most recent census, which recorded a population of 46 in 2020.
The average household income in O'Brien is $49,961 with a poverty rate of 14.81%. The median age in O'Brien is 59.9 years: 60.5 years for males, and 59.6 years for females. For every 100 females there are 145.5 males.
Data after 2023 is projected based on recent change
The racial composition of O'Brien includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 27 | 100% |
Married
Widowed
Divorced
Separated
Never Married
O'Brien's average per capita income is $25,417. Household income levels show a median of $53,750. The poverty rate stands at 14.81%.
Name | Median | Mean |
|---|---|---|
| Families | $54,375 | $58,700 |
| Households | $53,750 | $49,961 |
| Married Families | - | - |
| Non Families | - | $41,222 |
Average Income
Median Household Income
Poverty Rate