Rio Oso demographics profile

StatisticRio OsoCaliforniaNational
Population density (sq mi)6823291
Median age32.736.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)46%52%55%
Families w/ Kids under 1842%46%43%
Speak English77%56%79%
Speak Spanish10%29%13%
Rio Oso, CA has a population of 441 and is the 20,339th largest city in the United States. The population density is 68 per sq mi which is 71% lower than the California average and 25% lower than the national average. The median age in Rio Oso is 33 which is approximately 9% lower than the California average of 36. In Rio Oso, 46% of the population over 15 years of age are married, 77% speak English and 10% speak Spanish. 73% of Rio Oso residents were born in California, 15% were born out of state, 0% were born outside of the United States and 12% were foreign born.
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Did you know?

  • The population density in Rio Oso is 71% lower than California.
  • The median age in Rio Oso is 9% lower than California.
  • In Rio Oso 80.73% of the population is White.
  • In Rio Oso 0.00% of the population is Black or African American.
  • In Rio Oso 12.02% of the population is Asian.

Compare Rio Oso, CA Demographics To Other Cities

Rio Oso population breakdown by race

RaceRio OsoCaliforniaNational
Black or African American0.00%5.85%12.63%
American Indian0.00%0.74%0.82%
Native Hawaiian0.91%0.39%0.18%
Mixed race5.22%4.62%3.06%
Other race1.13%13.28%4.75%
In Rio Oso, 22.2% 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.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Rio Oso age breakdown

Marital status

Age of children in married couples

Source: The Rio Oso, CA demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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