Area data
Walnut creek, CA — ZIP 94598
Population: 27,206 (Census ACS)
Home values & appreciation
- Median home value
- $1.40M
- 1-year appreciation
- +0.7%
- 3-year appreciation
- +2.0%
- 5-year appreciation
- +10.8%
- 10-year appreciation
- +64.5%
- All-time peak (2022-06)
- $1.49M
- House Price Index
- 417.4 (-0.8% YoY)
Market activity
- Median sale price
- $1.58M
- Median days on market
- 210 days
- Sale-to-list ratio
- 87.9%
- 1-year forecast
- -1.7%
- Days to pending
- 29 days
- New listings (monthly)
- 27
Rents
- Typical rent
- $3,320/mo
- 1-year rent change
- +4.9%
- 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
- 8
- Elementary schools
- 5
- Middle schools
- 1
- High schools
- 2
- Charter schools
- 2
Natural hazards & flood risk
- Overall hazard risk
- Very High
- Top hazards
- inlandFlooding, drought, earthquake, heatWave, landslide
- FEMA flood zone
- AE
- Flood risk level
- High
Climate (30-year normals)
- Annual precipitation
- 19.4 in
Air quality
- Air quality rating
- Moderate
- Median AQI (annual)
- 51
- Days with Good air quality
- 173
Walkability & transit
- Walkability index
- 11.5 / 20
- Transit service frequency
- 834
Amenities
- National parks within ~60 mi
- 11
- Nearest national park
- Eugene O'Neill National Historic Site (5 mi)
- Nearest airport
- Buchanan Field (CCR) (7 mi)
- Nearest major airport
- Buchanan Field (CCR) (7 mi)
- Hospitals nearby (~15 mi)
- 1
- Avg hospital rating
- 3.0 / 5
- EV charging stations (within 10 mi)
- 105
- Solar radiation rating
- Good (5.0 kWh/m²/day)
Migration
- Net migration
- -5,001 tax filers
Housing stock
- Median year housing built
- 1,972
- Median annual property tax
- $8,514
- Mean commute to work
- 18 min
- Households with broadband internet
- 89.9%
Employment & development
- Total county employment
- 322,307
- Average weekly wage
- $1,600
- Top industries (by employment)
- Health Care, Accommodation & Food, Construction
- Annual residential building permits (county)
- 1,199
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 →