Rio Oso, California

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Population in 2010: 356.
Males: 156  (43.9%)
Females: 200  (56.1%)
Median resident age:

38.2 years
California median age:

37.0 years
Estimated median household income in 2019: $62,777
Rio Oso:

$62,777
CA:

$80,440

Estimated per capita income in 2019: $30,411

Rio Oso CDP income, earnings, and wages data

Estimated median house or condo value in 2019: $311,200
Rio Oso:

$311,200
CA:

$568,500

Mean prices in 2019: all housing units: $365,137; detached houses: $381,903; townhouses or other attached units: $381,957; in 2-unit structures: $851,226; in 3-to-4-unit structures: $129,435; in 5-or-more-unit structures: $132,540; mobile homes: $113,528; occupied boats, rvs, vans, etc.: $64,444

Median gross rent in 2019: $1,485.

March 2019 cost of living index in Rio Oso: 95.3 (near average, U.S. average is 100)
Percentage of residents living in poverty in 2019: 1.2%
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  • Races in Rio Oso, CA (2019)
    • 30386.1%White alone
    • 3710.5%Asian alone
    • 30.9%Hispanic
    • 20.6%Two or more races

Races in Rio Oso detailed stats: ancestries, foreign born residents, place of birth



According to our research of California and other state lists, there was 1 registered sex offender living in Rio Oso, California as of January 17, 2022.
The ratio of all residents to sex offenders in Rio Oso is 446 to 1.


Recent articles from our blog. Our writers, many of them Ph.D. graduates or candidates, create easy-to-read articles on a wide variety of topics.

Ancestries: English (13.5%), American (8.6%), European (7.0%), Romanian (7.0%), German (6.5%), British (5.4%).

Current Local Time: PST time zone

Elevation: 43 feet

37 residents are foreign born (4.5% Europe).

This place:

10.5%
California:

26.8%

Median real estate property taxes paid for housing units with mortgages in 2019: $3,027 (0.7%)
Median real estate property taxes paid for housing units with no mortgage in 2019: $2,421 (0.5%)

Nearest city with pop. 50,000+: Roseville, CA (19.9 miles , pop. 79,921).

Nearest city with pop. 200,000+: Sacramento, CA (28.3 miles , pop. 407,018).

Nearest city with pop. 1,000,000+: Los Angeles, CA (380.3 miles , pop. 3,694,820).

Nearest cities:

East Nicolaus, CA (1.9 miles ),
Trowbridge, CA (1.9 miles ),
Plumas Lake, CA (2.0 miles ),
Nicolaus, CA (2.1 miles ),
South Sutter, CA (2.2 miles ),
Wheatland, CA (2.7 miles ),
Olivehurst, CA (2.9 miles ),
Sheridan, CA (3.0 miles )

Latitude: 38.96 N, Longitude: 121.54 W

Area code commonly used in this area: 530

Distribution of median household income in Rio Oso, CA in 2019
Distribution of house value in Rio Oso, CA in 2019
Unemployment in November 2020:
Here:

8.6%
California:

7.9%
Air pollution and air quality trends
(lower is better)
AQI CO NO2 SO2 Ozone PM10 PM2.5 Pb
Air Quality Index

Air Quality Index (AQI) level in 2018 was 134. This is significantly worse than average.

City:

134
U.S.:

74
Carbon Monoxide Level

Carbon Monoxide (CO) [ppm] level in 2018 was 0.347. This is worse than average. Closest monitor was 12.9 miles away from the city center.

City:

0.347
U.S.:

0.267
Nitrogen Dioxide Level

Nitrogen Dioxide (NO2) [ppb] level in 2018 was 7.53. This is worse than average. Closest monitor was 12.9 miles away from the city center.

City:

7.53
U.S.:

5.56
Sulfur Dioxide Level

Sulfur Dioxide (SO2) [ppb] level in 2010 was 0.459. This is significantly better than average. Closest monitor was 19.3 miles away from the city center.

City:

0.459
U.S.:

1.789
Ozone Level

Ozone [ppb] level in 2018 was 31.0. This is about average. Closest monitor was 8.0 miles away from the city center.

City:

31.0
U.S.:

33.3
Particulate Matter Level

Particulate Matter (PM10) [µg/m3] level in 2018 was 28.0. This is significantly worse than average. Closest monitor was 11.6 miles away from the city center.

City:

28.0
U.S.:

19.6
Particulate Matter Level

Particulate Matter (PM2.5) [µg/m3] level in 2018 was 15.0. This is significantly worse than average. Closest monitor was 12.9 miles away from the city center.

City:

15.0
U.S.:

8.5
Lead Level

Lead (Pb) [µg/m3] level in 2018 was 0.00218. This is significantly better than average. Closest monitor was 21.1 miles away from the city center.

City:

0.00218
U.S.:

0.00984

Earthquake activity:

Rio Oso-area historical earthquake activity is significantly above California state average. It is 7415% greater than the overall U.S. average.

On 4/18/1906 at 13:12:21, a magnitude 7.9 (7.9 UK, Class: Major, Intensity: VIII - XII) earthquake occurred 103.1 miles away from Rio Oso center, causing $524,000,000 total damage
On 10/3/1915 at 06:52:48, a magnitude 7.6 (7.6 UK) earthquake occurred 239.9 miles away from the city center
On 1/31/1922 at 13:17:28, a magnitude 7.6 (7.6 UK) earthquake occurred 244.6 miles away from the city center
On 10/18/1989 at 00:04:15, a magnitude 7.1 (6.5 MB, 7.1 MS, 6.9 MW, 7.0 ML) earthquake occurred 128.6 miles away from Rio Oso center, causing 62 deaths (62 shaking deaths) and 3757 injuries, causing $1,305,032,704 total damage
On 4/25/1992 at 18:06:04, a magnitude 7.2 (6.3 MB, 7.1 MS, 7.2 MW, 7.1 MW, Depth: 9.4 mi) earthquake occurred 165.2 miles away from the city center, causing $75,000,000 total damage
On 12/21/1932 at 06:10:09, a magnitude 7.2 (7.2 UK) earthquake occurred 189.2 miles away from the city center
Magnitude types: body-wave magnitude (MB), local magnitude (ML), surface-wave magnitude (MS), moment magnitude (MW)

Natural disasters:

The number of natural disasters in Sutter County (15) is near the US average (15).
Major Disasters (Presidential) Declared: 10
Emergencies Declared: 2

Causes of natural disasters: Floods: 11, Storms: 5, Winter Storms: 5, Landslides: 3, Mudslides: 3, Drought: 1, Freeze: 1, Heavy Rain: 1, Hurricane: 1, Tornado: 1, Other: 1 (Note: some incidents may be assigned to more than one category).

Hospitals and medical centers near Rio Oso:

  • SUTTER NORTH HOME HEALTH (Home Health Center, about 13 miles away; YUBA CITY, CA)
  • SUTTER SURGICAL HOSPITAL - NORTH VALLEY Acute Care Hospitals (about 13 miles away; YUBA CITY, CA)
  • RIDEOUT MEMORIAL HOSPITAL Acute Care Hospitals (about 13 miles away; MARYSVILLE, CA)
  • MARYSVILLE DIALYSIS CENTER (Dialysis Facility, about 13 miles away; MARYSVILLE, CA)
  • FREMONT-RIDEOUT HOME HEALTH (Home Health Center, about 14 miles away; YUBA CITY, CA)
  • FREMONT MEDICAL CENTER (Hospital, about 14 miles away; YUBA CITY, CA)
  • MARYSVILLE CARE CENTER (Nursing Home, about 14 miles away; MARYSVILLE, CA)

Amtrak station near Rio Oso:

  • 13 miles: MARYSVILLE (6TH & A STS.) - Bus Station

Colleges/universities with over 2000 students nearest to Rio Oso:

  • Yuba College (about 12 miles; Marysville, CA; Full-time enrollment: 4,737)
  • Sierra College (about 22 miles; Rocklin, CA; FT enrollment: 11,488)
  • Universal Technical Institute of Northern California Inc (about 22 miles; Sacramento, CA; FT enrollment: 3,193)
  • University of Phoenix-Sacramento Valley Campus (about 24 miles; Sacramento, CA; FT enrollment: 2,855)
  • American River College (about 25 miles; Sacramento, CA; FT enrollment: 20,452)
  • California State University-Sacramento (about 29 miles; Sacramento, CA; FT enrollment: 22,234)
  • Sacramento City College (about 30 miles; Sacramento, CA; FT enrollment: 15,963)

Public elementary/middle school in Rio Oso:

See full list of schools located in Rio Oso

Points of interest:

Click to draw/clear place borders

Sutter County has a predicted average indoor radon screening level less than 2 pCi/L (pico curies per liter) - Low Potential
Average household size:
This place:

2.9 people
California:

2.9 people

Percentage of family households:
This place:

75.8%
Whole state:

68.7%

Percentage of households with unmarried partners:
This place:

6.5%
Whole state:

7.2%


No gay or lesbian households reported

For population 15 years and over in Rio Oso:

Marital status in Rio Oso, CA
  • Never married: 24.9%
  • Now married: 50.6%
  • Separated: 2.7%
  • Widowed: 8.6%
  • Divorced: 13.0%

For population 25 years and over in Rio Oso:

  • High school or higher: 90.0%
  • Bachelor's degree or higher: 34.1%
  • Graduate or professional degree: 16.6%
  • Mean travel time to work (commute): 35.0 minutes
Educational Attainment in 2019
School Enrollment by Level of School in 2019
Education Gini index (Inequality in education)
Here:

10.7
California average:

14.9

Presidential Elections Results

Graphs represent county-level data. Detailed 2008 Election Results

Religion statistics for Rio Oso, CA (based on Sutter County data)

Religions Adherents in 2010
Religions Adherents - Change between 2000 and 2010
ReligionAdherentsCongregations
Evangelical Protestant14,21243
Catholic9,1813
Other4,76517
Mainline Protestant1,6247
None64,955-
Source: Clifford Grammich, Kirk Hadaway, Richard Houseal, Dale E.Jones, Alexei Krindatch, Richie Stanley and Richard H.Taylor. 2012. 2010 U.S.Religion Census: Religious Congregations & Membership Study. Association of Statisticians of American Religious Bodies. Jones, Dale E., et al. 2002. Congregations and Membership in the United States 2000. Nashville, TN: Glenmary Research Center. Graphs represent county-level data

Food Environment Statistics:

Number of grocery stores: 21
This county:

2.29 / 10,000 pop.
California:

2.14 / 10,000 pop.
Number of supercenters and club stores: 1
Here:

0.11 / 10,000 pop.
California:

0.04 / 10,000 pop.
Number of convenience stores (no gas): 13
This county:

1.42 / 10,000 pop.
State:

0.62 / 10,000 pop.
Number of convenience stores (with gas): 19
Sutter County:

2.08 / 10,000 pop.
California:

1.49 / 10,000 pop.
Number of full-service restaurants: 61
This county:

6.66 / 10,000 pop.
California:

7.42 / 10,000 pop.
Adult diabetes rate:
Sutter County:

7.4%
California:

7.3%
Adult obesity rate:
Sutter County:

24.5%
State:

21.3%
Low-income preschool obesity rate:
Sutter County:

16.2%
California:

17.9%

6.70% of this county's 2016 resident taxpayers lived in other counties in 2015 ($39,497 average adjusted gross income)

Here:

6.70%
California average:

5.03%

0.06% of residents moved from foreign countries ($367 average AGI)
Sutter County:

0.06%
California average:

0.07%

Top counties from which taxpayers relocated into this county between 2015 and 2016:
from Yuba County, CA  2.10% ($36,520 average AGI)
from Sacramento County, CA  0.73% ($37,633)
from Butte County, CA  0.50% ($39,958)


6.80% of this county's 2015 resident taxpayers moved to other counties in 2016 ($46,379 average adjusted gross income)

Here:

6.80%
California average:

5.21%

0.06% of residents moved to foreign countries ($382 average AGI)
Sutter County:

0.06%
California average:

0.09%

Top counties to which taxpayers relocated from this county between 2015 and 2016:
to Yuba County, CA  1.89% ($39,398 average AGI)
to Sacramento County, CA  0.81% ($46,267)
to Butte County, CA  0.58% ($44,526)

Strongest AM radio stations in Rio Oso:

  • KFBK (1530 AM; 50 kW; SACRAMENTO, CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KFIA (710 AM; 25 kW; CARMICHAEL, CA; Owner: VISTA BROADCASTING INC.)
  • KSTE (650 AM; 25 kW; RANCHO CORDOVA, CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KUBA (1600 AM; 5 kW; YUBA CITY, CA; Owner: HARLAN COMMUNICATIONS, INC.)
  • KMYC (1410 AM; 5 kW; MARYSVILLE, CA; Owner: THOMAS F. HUTH)
  • KHTK (1140 AM; 50 kW; SACRAMENTO, CA; Owner: INFINITY RADIO SUBSIDIARY OPERATIONS INC.)
  • KLIB (1110 AM; 10 kW; ROSEVILLE, CA; Owner: WAY BROADCASTING, INC.)
  • KAHI (950 AM; 10 kW; AUBURN, CA; Owner: IHR EDUCATIONAL BROADCASTING)
  • KFSG (1690 AM; 10 kW; ROSEVILLE, CA; Owner: WAY BROADCASTING, INC.)
  • KCBS (740 AM; 50 kW; SAN FRANCISCO, CA; Owner: INFINITY BROADCASTING OPERATIONS, INC.)
  • KSMH (1620 AM; 10 kW; WEST SACRAMENTO, CA; Owner: IHR EDUCATIONAL BROADCASTING)
  • KCBC (770 AM; 50 kW; RIVERBANK, CA; Owner: KIERTRON, INC.)
  • KCTC (1320 AM; 5 kW; SACRAMENTO, CA; Owner: ENTERCOM SACRAMENTO LICENSE, LLC)

Strongest FM radio stations in Rio Oso:

  • KXCL (103.9 FM; YUBA CITY, CA; Owner: HARLAN COMMUNICATIONS, INC.)
  • KRCX-FM (99.9 FM; MARYSVILLE, CA; Owner: ENTRAVISION HOLDINGS, LLC)
  • KMJE (101.5 FM; GRIDLEY, CA; Owner: RESULTS RADIO LICENSEE, LLC)
  • K213BZ (90.5 FM; RICHVALE, CA; Owner: FAMILY STATIONS, INC.)
  • KKCY (103.1 FM; COLUSA, CA; Owner: RESULTS RADIO LICENSEE, LLC)
  • KNDL (89.9 FM; ANGWIN, CA; Owner: HOWELL MOUNTAIN BROADCASTING COMPANY)
  • KLVR (91.9 FM; SANTA ROSA, CA; Owner: EDUCATIONAL MEDIA FOUNDATION)
  • KXTS (100.9 FM; CALISTOGA, CA; Owner: SINCLAIR TELECABLE, INC.)
  • KBBF (89.1 FM; SANTA ROSA, CA; Owner: BILINGUAL B/CING. FOUNDATION, INC.)
  • KUIC (95.3 FM; VACAVILLE, CA; Owner: KUIC, INC.)
  • K284AG (104.7 FM; WOODLAND, CA; Owner: EDUCATIONAL MEDIA FOUNDATION)
  • K258AQ (99.5 FM; YANKEE HILL, CA; Owner: CALVARY CHAPEL OF TWIN FALLS, INC.)
  • KXPR (90.9 FM; SACRAMENTO, CA; Owner: CALIFORNIA STATE UNIVERSITY)
  • KYIX (104.9 FM; SOUTH OROVILLE, CA; Owner: BUTTE BROADCASTING COMPANY, INC.)
  • KKSF-FM1 (103.7 FM; PLEASANTON, ETC., CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KGBY (92.5 FM; SACRAMENTO, CA; Owner: AMFM RADIO LICENSES, L.L.C.)
  • KKFS (105.5 FM; DUNNIGAN, CA; Owner: CARON BROADCASTING, INC.)
  • KVMR (89.5 FM; NEVADA CITY, CA; Owner: NEVADA CITY COMMUNITY BROADCAST GRUP)
  • KBLX-FM2 (102.9 FM; PLEASANTON, CA; Owner: ICBC BROADCAST HOLDINGS -CA, INC.)
  • KSOL-FM3 (98.9 FM; PLEASANTON, CA; Owner: TMS LICENSE CALIFORNIA, INC)

TV broadcast stations around Rio Oso:

  • KEZT-CA (Channel 23; SACRAMENTO, CA; Owner: TELEFUTURA SACRAMENTO LLC)
  • KMMK-LP (Channel 14; SACRAMENTO, CA; Owner: CABALLERO TELEVISION TEXAS, L.L.C.)
  • KSPX (Channel 29; SACRAMENTO, CA; Owner: PAXSON SACRAMENTO LICENSE, INC.)
  • KTXL (Channel 40; SACRAMENTO, CA; Owner: CHANNEL 40, INC.)
  • KQCA (Channel 58; STOCKTON, CA; Owner: KCRA HEARST-ARGYLE TELEVISION, INC.)
  • KCRA-TV (Channel 3; SACRAMENTO, CA; Owner: KCRA HEARST-ARGYLE TELEVISION, INC.)
  • KOVR (Channel 13; STOCKTON, CA; Owner: SCI - SACRAMENTO LICENSEE, LLC)
  • KXTV (Channel 10; SACRAMENTO, CA; Owner: KXTV, INC.)
  • KVIE (Channel 6; SACRAMENTO, CA; Owner: KVIE, INC.)
  • K17EH (Channel 17; EUREKA, CA; Owner: MS COMMUNICATIONS, LLC)
  • KUVS (Channel 19; MODESTO, CA; Owner: KUVS LICENSE PARTNERSHIP, G.P.)
  • KMAX-TV (Channel 31; SACRAMENTO, CA; Owner: UPN STATIONS GROUP INC.)
  • KSAO-LP (Channel 49; SACRAMENTO, CA; Owner: GARY M. COCOLA FAMILY TRUST, GARY M. COCOLA TRUSTEE)
  • KBTV-LP (Channel 8; SACRAMENTO, CA; Owner: INCISOR COMMUNICATIONS, L.L.C.)
  • KMUM-CA (Channel 15; SACRAMENTO, CA; Owner: CABALLERO TELEVISION TEXAS, L.L.C.)
  • K27FX (Channel 27; EUREKA, CA; Owner: MS COMMUNICATIONS, LLC)
  • K69FB (Channel 69; SACRAMENTO, CA; Owner: TRINITY BROADCASTING NETWORK)
  • K22FR (Channel 22; SACRAMENTO, CA; Owner: NATIONAL MINORITY T.V., INC.)
  • KCSO-LP (Channel 33; SACRAMENTO, CA; Owner: SAINTE 51, L.P.)
  • KRJR-LP (Channel 47; SACRAMENTO, CA; Owner: WORD OF GOD FELLOWSHIP, INC.)
  • K27EU (Channel 27; SACRAMENTO, CA; Owner: ABUNDANT LIFE BROADCASTING, INC.)

Rio Oso fatal accident list:

Jun 18, 2019 04:36 PM, Sr-70, Kempton Rd, Lat: 38.953733, Lon: -121.543586, Vehicles: 2, Persons: 2, Fatalities: 1
Aug 31, 2018 12:32 AM, Sr-70, Lat: 38.950700, Lon: -121.543656, Vehicles: 2, Persons: 3, Fatalities: 2
May 7, 2006 08:04 PM, Sr-70, Lat: 38.941890, Lon: -121.543560, Vehicles: 3, Persons: 5, Fatalities: 1
Sep 15, 1998 10:15 PM, Sr-70, Vehicles: 1, Persons: 2, Pedestrians: 1, Fatalities: 1
  • National Bridge Inventory (NBI) Statistics
  • 5Number of bridges
  • 243ft / 74.5mTotal length
  • 13,854Total average daily traffic
  • 1,114Total average daily truck traffic
  • 25,133Total future (year 2034) average daily traffic

FCC Registered Antenna Towers:

8 (See the full list of FCC Registered Antenna Towers in Rio Oso)

FCC Registered Microwave Towers:

2
  • SF03UB301, 2031 Rio Oso Rd (Lat: 38.960278 Lon: -121.542222), Type: Mtower, Structure height: 29 m, Call Sign: WQSS251,
    Assigned Frequencies: 21825.0 MHz, Grant Date: 11/06/2013, Expiration Date: 11/06/2023, Certifier: David Werblow, Registrant: Dla Piper LLP, 500 8th Street, Nw, Washington, DC 20004, Phone: (202) 799-4216, Fax: (202) 799-5616, Email:
  • RICE DRYER, 1998 Pleasant Grove Rd (Lat: 38.925944 Lon: -121.479250), Type: Silo, Structure height: 49 m, Overall height: 50 m, Call Sign: WRCC203,
    Assigned Frequencies: 11325.0 MHz, 11325.0 MHz, 11325.0 MHz, 11325.0 MHz, 11325.0 MHz, 11325.0 MHz, Grant Date: 08/21/2018, Expiration Date: 08/21/2028, Certifier: William G Coleman, Registrant: Intelpath, Hinsdale, IL 60522, Phone: (312) 841-9188, Email:

FCC Registered Amateur Radio Licenses:

1
  • Call Sign: KJ6HYE, Licensee ID: L01570105, Grant Date: 05/18/2010, Expiration Date: 05/18/2020, Certifier: Jonathan A Devalentine, Registrant: Jonathan A Devalentine, 3120 Bear River Dr, Rio Oso, CA 95674


FAA Registered Aircraft Manufacturers and Dealers:

1 (See the full list of FAA Registered Manufacturers and Dealers in Rio Oso)

FAA Registered Aircraft:

11 (See the full list of FAA Registered Aircraft)
Houses and condos Apartments
Most commonly used house heating fuel in houses and condos in Rio Oso, CA
  • 45.9%Electricity
  • 35.7%Bottled, tank, or LP gas
  • 15.3%Wood
  • 3.1%Other fuel
Most commonly used house heating fuel in apartments in Rio Oso, CA
  • 50.0%Bottled, tank, or LP gas
  • 50.0%Wood


Rio Oso compared to California state average:

  • Unemployed percentage significantly below state average.
  • Black race population percentage significantly below state average.
  • Hispanic race population percentage significantly below state average.
  • Median age significantly above state average.
  • Foreign-born population percentage significantly below state average.
  • Renting percentage below state average.
There are 6 pilots and 3 other airmen in this city.
Cost of Living Calculator
Top Patent Applicants
Top Patent Applicants
  • David Harris (3)
  • Matthew R. Conant (1)

Total of 4 patent applications in 2008-2021.