O'Brien is a CDP located in Josephine County, Oregon. O'Brien has a 2025 population of 648 . O'Brien is currently growing at a rate of 1.57% annually and its population has increased by 1.41% since the most recent census, which recorded a population of 639 in 2020.
The average household income in O'Brien is $40,389 with a poverty rate of 7.2%. The median age in O'Brien is 70.1 years: 70.1 years for males, and 68.6 years for females. For every 100 females there are 78.4 males.
Data after 2023 is projected based on recent change
The racial composition of O'Brien includes 95.64% White, and smaller percentages for and multiracial populations.
White (95.64%)
Two or more races (4.36%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 505 | 95.64% |
| Two or more races | 23 | 4.36% |
Married
Widowed
Divorced
Separated
Never Married
O'Brien's average per capita income is $0. Household income levels show a median of $29,141. The poverty rate stands at 7.2%.
Name | Median | Mean |
|---|---|---|
| Households | $29,141 | $40,389 |
| Non Families | $25,875 | $42,367 |
| Families | - | $39,223 |
| Married Families | - | - |
Average Income
Median Household Income
Poverty Rate