CA area data
Atherton, CA
Atherton, CA.
Population: 7,002 (Census ACS)
Home values & appreciation
- Median home value
- $8.66M
- 1-year appreciation
- +14.0%
- 3-year appreciation
- +15.9%
- 5-year appreciation
- +22.9%
- 10-year appreciation
- +57.3%
- All-time peak (2026-07)
- $8.66M
- House Price Index
- 417.4 (-0.8% YoY)
Market activity
- Median sale price
- $10.50M
- Median list price
- $10.50M
- Median days on market
- 19 days
- Sale-to-list ratio
- 101.1%
- Active listings
- 13
- 1-year forecast
- +0.6%
Rents
- Typical rent
- $15,500/mo
- 1BR fair-market rent
- $1,869/mo
- 3BR fair-market rent
- $3,029/mo
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
- 4
- Elementary schools
- 4
- Middle schools
- 0
- High schools
- 0
Natural hazards & flood risk
- Overall hazard risk
- Relatively High
- Top hazards
- coastalFlooding, drought, earthquake, inlandFlooding, landslide
- FEMA flood zone
- A14
- Flood risk level
- High
Climate (30-year normals)
- Average annual temperature
- 60.0°F
- Average high
- 71.0°F
- Average low
- 49.0°F
- Annual precipitation
- 15.7 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 31
- Days with Good air quality
- 355
Walkability & transit
- Walkability index
- 8.2 / 20
- Transit service frequency
- -99,999
Amenities
- National parks within ~60 mi
- 11
- Nearest national park
- San Francisco Maritime National Historical Park (27 mi)
- Nearest airport
- San Carlos Airport (SQL) (5 mi)
- Nearest major airport
- San Carlos Airport (SQL) (5 mi)
- Hospitals nearby (~15 mi)
- 19
- Avg hospital rating
- 3.5 / 5
- EV charging stations (within 10 mi)
- 105
- Solar radiation rating
- Good (5.1 kWh/m²/day)
Migration
- Net migration
- -4,745 tax filers
Housing stock
- Median year housing built
- 1,960
- Median annual property tax
- $10,001
- Mean commute to work
- 14 min
- Households with broadband internet
- 90.5%
Employment & development
- Total county employment
- 390,970
- Average weekly wage
- $3,458
- Top industries (by employment)
- Professional Services, Information, Health Care
- Annual residential building permits (county)
- 482
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 →