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US City Data

Rio Oso, CA

Population 421 · California

Population
421
Median Income
$172,500
Median Home Value
$478,800
Median Rent
$0/mo

About Rio Oso, CA

Rio Oso is a small community in California with a population of 421 residents. The median household income is $172,500 per year, which is above the national average. The median age in Rio Oso is 36.1 years.

Housing in Rio Oso has a median home value of $478,800 and median monthly rent of $0. Of the 141 total housing units, the majority are owner-occupied, with 108 owner-occupied and 14 renter-occupied units.

The unemployment rate in Rio Oso is 4.5% and the poverty rate is 3.8%. 23.4% of residents hold a bachelor's degree or higher. The average commute time is 27.9 minutes.

Cost of Living in Rio Oso, CA

Compared to national averages, Rio Oso has a median household income of $172,500 (130% above the national median of $75,149). Home values average $478,800, which is 96% above the national median. Monthly rent at $0 is 100% below the US average of $1,163. Within California, Rio Oso's income is 76% above the state average of $97,829, and home values are 27% below the state median of $653,874.

Income vs National
$172,500
National: $75,149
California: $97,829
Home Value vs National
$478,800
National: $244,900
California: $653,874
Rent vs National
$0
National: $1,163
California: $1,808
Unemployment vs National
4.5%
National: 3.7%
California: 9.2%

Why Live in Rio Oso, CA?

Rio Oso offers a strong local economy with a median household income of $172,500, well above the national average, and rent that’s lower than the national average at $0/month, and a low poverty rate of 3.8%, better than the national average.

Potential considerations include a competitive housing market where the typical home costs $478,800. However, Rio Oso’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.

Rio Oso has a population of 421 with a median age of 36.1 years. Compare Rio Oso with other cities to see how it stacks up, or explore all cities in California.

Similar Cities Near Rio Oso

Cities in California with a similar population size.

CityPopulationMedian IncomeHome Value
Princeton422$73,958$405,600Compare
Potrero423$0$0Compare
Seville423$47,857$152,500Compare
Smith Corner423$43,854$112,500Compare
Trinidad424$99,107$777,500Compare
Tonyville417$0$54,400Compare
Twain414$0$0Compare
East Orosi413$0$0Compare

Demographics

36.1
Median Age
217
Male
204
Female
6.7%
Foreign Born

Racial & Ethnic Composition

White5.9Hispanic/Latino6.9Black0Asian0Two or More1.2

Economy & Education

4.5%
Unemployment Rate
3.8%
Poverty Rate
23.4%
Bachelor's Degree+
27.9 min
Avg Commute

Housing

141
Total Housing Units
108
Owner Occupied
14
Renter Occupied

Other Cities in California

Alta Sierra Cdp Kern County CaliforniaAlta Sierra Cdp Nevada County CaliforniaBayview Cdp Contra Costa County CaliforniaBayview Cdp Humboldt County CaliforniaBear Valley Cdp Alpine County CaliforniaBear Valley Cdp Mariposa County California

Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.

Compare Rio Oso With Other Cities

Rio Oso vs Alta Sierra Cdp Kern County CaliforniaRio Oso vs Alta Sierra Cdp Nevada County CaliforniaRio Oso vs Bayview Cdp Contra Costa County CaliforniaRio Oso vs Bayview Cdp Humboldt County California

Frequently Asked Questions about Rio Oso

What is the population of Rio Oso, CA?

The population of Rio Oso, CA is 421 according to the latest Census data.

What is the median household income in Rio Oso?

The median household income in Rio Oso, CA is $172,500 per year.

What is the median home value in Rio Oso?

The median home value in Rio Oso, CA is $478,800.

What is the average rent in Rio Oso?

The median monthly rent in Rio Oso, CA is $0.

What is the unemployment rate in Rio Oso?

The unemployment rate in Rio Oso, CA is 4.5%.

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