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CA area data

Rio Oso, CA

Rio Oso, CA.

Population: 998 (Census ACS)

The typical home value in Rio Oso, CA is $654,631 — up 9.8% over the past year. 1 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with drought, earthquake, heat wave the top-rated hazards. Cost of living is 10.7% above the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$654,631

Typical home value

+9.8%

1-year change

Relatively Moderate

Hazard risk (county)

Home values & appreciation

Typical home value
$654,631
1-year appreciation
+9.8%
3-year appreciation
+7.0%
5-year appreciation
+4.0%
10-year appreciation
+64.2%
Peak value since 2000 (Jun 2022)
$680,256
House Price Index (state)
423.4 (-0.3% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median list price
$999,500
Active listings
2
1-year forecast
+0.4%

Source: recent area sales and market data (ZIP-level)

Rents

Studio fair-market rent
$1,159/mo
1BR fair-market rent
$1,367/mo
2BR fair-market rent
$1,600/mo
3BR fair-market rent
$2,216/mo
4BR fair-market rent
$2,674/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (High)
110.7 (100 = US avg)
Electricity rate (state-level)
32.5¢/kWh
Natural gas rate (state-level)
$22.00/MCF
30-year mortgage rate (national)
7.40%
15-year mortgage rate (national)
6.73%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
1
Elementary schools
1
Middle schools
0
High schools
0
Avg student-teacher ratio
14.3 : 1
Schools include
Browns Elementary

Source: NCES school directory, 2024-25 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
drought, earthquake, heat wave
Notable hazard ratings (county)
drought: Very High · heat wave: Relatively Moderate · earthquake: Relatively Moderate · wildfire: Relatively Low · lightning: Relatively Low · inland flooding: Relatively Low
Wildfire risk to homes (county)
Higher than 79% of US counties
Buildings in wildfire direct-exposure zone
25.6%
Radon potential (county)
Low radon potential — EPA Zone 3 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
McClellan Air Force Base (Ground Water Contamination) (19.4 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA NFIP flood-insurance claims (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Annual precipitation
18.8 in
USDA plant hardiness zone
9b (extreme annual low 25 to 30°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
47
Days with Good air quality
230
Days with Moderate air quality
134
Highest AQI recorded (year)
100

Source: EPA annual air quality index (county-level)

Amenities

Airports within 30 mi
42
Nearest airport
Moe's Crop Dusting Airport (1 mi)
Nearest major airport
Yuba County Airport (MYV) (12 mi)
Hospitals in or near this ZIP
26
Hospitals include
MERCY GENERAL HOSPITAL, OROVILLE HOSPITAL, SUTTER MEDICAL CENTER, SACRAMENTO
Avg hospital rating (CMS)
3.6 / 5
Best hospital rating nearby (CMS)
5.0 / 5
Solar radiation rating
Good (5.0 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data (same ZIP, else within ~40 mi) · DOE/NREL (proximity-based)

Migration

Net migration (county)
-407 tax filers

Source: IRS SOI county-to-county migration (county-level; published with a multi-year lag)

Housing stock

Median year housing built
1979
Housing built before 1970
35.0%
Housing built 2000 or later
16.4%
Median annual property tax
$3,158
Mean commute to work
21 min
Households with broadband internet
23.3%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
28,018
Average weekly wage
$1,046
Top industries (by employment)
Health Care, Accommodation & Food, Construction
Annual residential building permits (county)
360

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

Rio OsoState medianUS median
Typical home value$654,631$695,380$288,527
Median annual property tax$3,158$4,533$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the typical home value in Rio Oso, CA?
$654,631.
What is typical rent in Rio Oso, CA?
2-bedroom fair-market rent: $1,600/month (HUD FMR — a 40th-percentile regulatory reference, not market-observed).
What is the natural-hazard risk in Rio Oso, CA?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: drought, earthquake, heat wave.
What is the wildfire risk in Rio Oso, CA?
Risk to homes is higher than 79% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Rio Oso, CA?
Low radon potential — EPA Zone 3 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Rio Oso, CA?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Rio Oso, CA?
1 schools (1 elementary) (NCES, 2024-25).
What is the air quality in Rio Oso, CA?
Good. Median AQI: 47. (EPA AQI).
What is the cost of living in Rio Oso, CA?
Regional Price Parity: 110.7 (100 = US average) (High) (BEA RPP, metro/state-level).

ZIP code for Rio Oso

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Data last updated

Most recent source refresh: Oct 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents