O'Brien Flag

O'Brien

County Seat:
No
Area (mi²):
5.221
State:
Oregon

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.

648
Total Population
124
Density (mi²)
10 1.57%
Growth

O'Brien Population

O'Brien Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of O'Brien includes 95.64% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White50595.64%
Two or more races234.36%

O'Brien Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

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%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Households$29,141$40,389
Non Families$25,875$42,367
Families-$39,223
Married Families--

$0

Average Income

$29,141

Median Household Income

7.2%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)