Statistic O'Brien Oregon National
Population 639 4,217,737 328,239,523
Population density (sq mi) 122 45 91
Median age 66.5 39.1 37.7
Male/Female ratio 0.6:1 1.0:1 1.0:1
Married (15yrs & older) 67% 55% 55%
Families w/ Kids under 18 0% 42% 43%
Speak English 100% 85% 79%
Speak Spanish 0% 9% 13%
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Demographics Quick Facts

  • The population density in O'Brien is 172% higher than Oregon
  • The median age in O'Brien is 70% higher than Oregon
  • In O'Brien 89.51% of the population is White
  • In O'Brien 0.00% of the population is Black
  • In O'Brien 0.00% of the population is Asian

Compare O'Brien, OR Demographics

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      O'Brien racial demographics

      Race O'Brien Oregon National
      White 89.51% 85.07% 73.35%
      Black 0.00% 1.86% 12.63%
      Asian 0.00% 4.02% 5.22%
      American Indian 10.49% 1.14% 0.82%
      Native Hawaiian 0.00% 0.38% 0.18%
      Mixed race 0.00% 4.41% 3.06%
      Other race 0.00% 3.13% 4.75%
      In O'Brien, 0.0% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      O'Brien age breakdown

      Marital status

      Age of children in married couples

      Source: The O'Brien, OR demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS).