Rio Oso is a CDP located in Sutter County California. Rio Oso has a 2024 population of 370. Rio Oso is currently growing at a rate of 0.27% annually but its population has decreased by -10.63% since the most recent census, which recorded a population of 414 in 2020.
The average household income in Rio Oso is $167,448 with a poverty rate of 2.45%. The median age in Rio Oso is 36.4 years: 40.6 years for males, and 31.5 years for females.
According to the most recent ACS, the racial composition of Rio Oso was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 300 | 81.52% |
| Asian | 32 | 8.7% |
| Two or more races | 23 | 6.25% |
| Black or African American | 7 | 1.9% |
| Other race | 6 | 1.63% |
| Native American | 0 | 0% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
White
Asian
Two or more races
Black or African American
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 111 | 3.32 | 82.9 | 17.1 |
| Married | 53 | 3.28 | 88.7 | 11.3 |
| Male | 24 | 4.13 | 83.3 | 16.7 |
| Female | 17 | 4.59 | 100 | 0 |
| Non Family | 17 | 0 | 47.1 | 52.9 |
3.61
Average Family Size
3.32
Average Household Size
82.9%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 18 | 8.18% |
| Associates Degree | 33 | 15% |
| Bachelors Degree | 38 | 17.27% |
| Graduate Degree | 21 | 9.55% |
| High School Graduate | 35 | 15.91% |
| Less Than 9th Grade | 4 | 1.82% |
| Some College | 71 | 32.27% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 177 | 166 | 45 |
| Asian | 23 | 12 | 7 |
| 2+ Races | 13 | 13 | 7 |
| Hispanic | 8 | 8 | 5 |
| Black | 7 | 7 | 0 |
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among hispanic people with a rate of 62.5%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $132,875 | $134,375 | $0 |
| Graduate Degree | $98,472 | $0 | $98,750 |
| High School Graduate | $46,250 | $46,667 | $0 |
| Less Than 9th Grade | $33,438 | $0 | $0 |
| Overall | $99,306 | $132,784 | $73,750 |
| Some College | $133,125 | $133,750 | $0 |
$99,306
Average Earnings
$132,784
Average Male
$73,750
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
90.29% of Rio Oso residents speak only English, while 9.71% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 9.14% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 300 | 9 | 3% |
2.45%
Overall Poverty Rate
4.84%
Male Poverty Rate
0%
Female Poverty Rate
The race most likely to be in poverty in Rio Oso is White, with 3% below the poverty level.
The race least likely to be in poverty in Rio Oso is White, with 3% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 0%, and for those that did not work, the poverty rate was 8.74%.
rate
Rate | Poverty |
|---|---|
| Some College | 8.65% |
| Less Than 9th Grade | 0% |
| High School | 0% |
| Bachelors or Greater | 0% |
rate
Rate | Poverty |
|---|---|
| Male Employed | 0% |
| Male Unemployed | 0% |
| Female Employed | 0% |
| Female Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $174,167 | $177,451 |
| Households | $174,583 | $167,448 |
| Married Families | $134,375 | $-999,999,999 |
| Non Families | $2,499 | $44,847 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
50.2%
Overall Marriage Rate
51.1%
Male Marriage Rate
49.3%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
10
Number of Veterans
10
Male Veterans
0
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 5 |
| Korea | 2 |
| First Gulf War | 1 |
| Second Gulf War | 0 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 75+ | 8 |
| 55 to 64 | 1 |
| 65 to 74 | 1 |
| 18 to 34 | 0 |
| 35 to 54 | 0 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 9 | 4.84% |
| 2+ Races | 1 | 7.69% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
40%
Veteran Disability Rate
LaborForceParticipation
57.9%
Labor Force Participation
56.4%
Employment Rate
2.6%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
70.65%
Born in Rio Oso
91.85%
Native Born
8.15%
Foreign Born
0.54%
Non Citizen
7.61%
Naturalized
91.85% of Rio Oso residents were born in the United States, with 70.65% having been born in California. 0.54% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Change |
|---|---|---|---|
| 2024 | 370 | 1 | 0.27% |
| 2023 | 369 | 1 | 0.27% |
| 2022 | 368 | -26 | -6.6% |
| 2021 | 394 | -20 | -4.83% |
| 2020 | 414 | 64 | 18.29% |
| 2019 | 350 | -56 | -13.79% |
| 2018 | 406 | -15 | -3.56% |
| 2017 | 421 | -20 | -4.54% |
| 2016 | 441 | -50 | -10.18% |
| 2015 | 491 | 63 | 14.72% |
| 2014 | 428 | 130 | 43.62% |
| 2013 | 298 | -24 | -7.45% |
| 2012 | 322 | -27 | -7.74% |
| 2011 | 349 | -7 | -1.97% |
| 2010 | 356 | 0 | 0% |