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CA area data

Portola, CA

Portola, CA.

Population: 4,447 (Census ACS)

Home values & appreciation

Median home value
$266,266
1-year appreciation
+0.5%
3-year appreciation
+3.3%
5-year appreciation
+11.5%
10-year appreciation
+85.3%
All-time peak (2026-06)
$266,882
House Price Index
417.4 (-0.8% YoY)

Market activity

New listings (monthly)
11

Affordability

Cost of living index (High)
113.3 (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%

Schools

Total schools
3
Elementary schools
1
Middle schools
0
High schools
2

Natural hazards & flood risk

Overall hazard risk
Relatively Moderate
Top hazards
wildfire, earthquake, inlandFlooding, landslide, lightning

Climate (30-year normals)

Average annual temperature
47.0°F
Average high
64.0°F
Average low
31.0°F
Annual precipitation
23.8 in

Air quality

Air quality rating
Good
Median AQI (annual)
50
Days with Good air quality
186

Amenities

Nearest airport
Nervino Airport (NVN) (10 mi)
Nearest major airport
Truckee Tahoe Airport (TKF) (40 mi)
Hospitals nearby (~15 mi)
1
Solar radiation rating
Good (5.0 kWh/m²/day)

Migration

Net migration
-202 tax filers

Housing stock

Median year housing built
1,978
Median annual property tax
$2,120
Households with broadband internet
44.7%

Employment & development

Total county employment
4,102
Average weekly wage
$1,005
Top industries (by employment)
Accommodation & Food, Health Care, Construction
Annual residential building permits (county)
39

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

Data last updated

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

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