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Area data

Altaville, CA — ZIP 95221

Population: 259 (Census ACS)

The median home value in ZIP 95221 (Altaville, CA) is $395,200. 3 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with drought, wildfire, winterweather 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

$395,200

Median home value

Relatively Moderate

Hazard risk (county)

Home values & appreciation

Median home value
$395,200
House Price Index (state)
417.4 (-0.8% YoY)

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

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)
6.66%
15-year mortgage rate (national)
6.00%

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

Schools

Total schools
3
Elementary schools
0
Middle schools
0
High schools
2
School districts serving the area
Bret Harte Union High, Calaveras County Office of Education
Schools include
Bret Harte Union High, Vallecito Continuation High, Calaveras County Special Education (SELPA)

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
drought, wildfire, winterWeather, heatWave, inlandFlooding
Notable hazard ratings (county)
drought: Relatively High · earthquake: Relatively Low · heatWave: Relatively Moderate · inlandFlooding: Relatively Moderate · landslide: Relatively Moderate · lightning: Relatively Low
Wildfire risk to homes (county)
Higher than 99% of US counties
Buildings in wildfire direct-exposure zone
83.9%
Radon potential (county)
Moderate radon potential — EPA Zone 2 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Argonaut Mine (22.6 mi)
EPA recommends radon testing for every home regardless of zone.

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

Climate (30-year normals)

Annual precipitation
17.0 in
USDA plant hardiness zone
9a (extreme annual low 20 to 25°F)

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

Air quality

Air quality rating
Good
Median AQI (annual)
42
Days with Good air quality
261
Days with Moderate air quality
90
Highest AQI recorded (year)
129

Source: EPA air quality data (nearest monitoring station, annual)

Amenities

National parks within ~60 mi
1
Nearest national park
Yosemite National Park (56 mi)
Airports within 30 mi
16
Nearest airport
Calaveras Co Maury Rasmussen Field (7 mi)
Nearest major airport
Modesto City Co-Harry Sham Field (MOD) (40 mi)
Hospitals nearby (~15 mi)
12
Hospitals include
SUTTER AMADOR HOSPITAL, OAK VALLEY HOSPITAL DISTRICT, DOCTORS HOSPITAL OF MANTECA
Avg hospital rating (CMS)
2.7 / 5
Best hospital rating nearby (CMS)
4.0 / 5
Solar radiation rating
Good (5.1 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Housing stock

Median year housing built
1,962
Housing built before 1970
89.3%
Housing built 2000 or later
0.0%
Median annual property tax
$1,488
Mean commute to work
3 min
Households with broadband internet
33.8%

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

Employment & development

Total county employment
7,422
Average weekly wage
$891
Top industries (by employment)
Health Care, Accommodation & Food, Construction
Annual residential building permits (county)
72

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

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

Common questions

What is the median home value in ZIP 95221?
$395,200.
What is the natural-hazard risk in ZIP 95221?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: drought, wildfire, winterWeather, heatWave, inlandFlooding.
What is the wildfire risk in ZIP 95221?
Risk to homes is higher than 99% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 95221?
Moderate radon potential — EPA Zone 2 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 95221?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve ZIP 95221?
3 schools (2 high) (NCES, 2022-23).
What is the air quality in ZIP 95221?
Good. Median AQI: 42. (EPA AQI).
What is the cost of living in ZIP 95221?
Regional Price Parity: 110.7 (100 = US average) (High) (BEA RPP, metro/state-level).

Nearby ZIP codes

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Data last updated

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

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