Area data
Princeton, NJ — ZIP 08540
Population: 50,388 (Census ACS)
Home values & appreciation
- Median home value
- $987,711
- 1-year appreciation
- +2.6%
- 3-year appreciation
- +18.3%
- 5-year appreciation
- +37.8%
- 10-year appreciation
- +55.6%
- All-time peak (2026-07)
- $987,711
- House Price Index
- 430.8 (+5.2% YoY)
Market activity
- Median sale price
- $850,000
- Median list price
- $998,000
- Median days on market
- 54.5 days
- Sale-to-list ratio
- 100.6%
- Active listings
- 169
- 1-year forecast
- +2.4%
- Days to pending
- 36 days
- New listings (monthly)
- 66
Rents
- Typical rent
- $3,502/mo
- 1-year rent change
- +2.6%
- 1BR fair-market rent
- $1,731/mo
- 3BR fair-market rent
- $2,729/mo
Affordability
- Cost of living index (High)
- 112.5 (100 = US avg)
- Electricity rate (state-level)
- 22.6¢/kWh
- Natural gas rate (state-level)
- $14.20/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 7
- Elementary schools
- 5
- Middle schools
- 1
- High schools
- 1
- Charter schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Relatively High
- Top hazards
- iceStorm, strongWind, winterWeather, hurricane, inlandFlooding
- FEMA flood zone
- X
- Flood risk level
- Minimal
Climate (30-year normals)
- Average annual temperature
- 79.0°F
- Average high
- 80.0°F
- Average low
- 78.0°F
- Annual precipitation
- 48.3 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 49
- Days with Good air quality
- 194
- Days with Unhealthy air quality
- 4
Walkability & transit
- Walkability index
- 17.3 / 20
- Transit service frequency
- 111
Amenities
- National parks within ~60 mi
- 27
- Nearest national park
- Lower Delaware National Wild and Scenic River (18 mi)
- Nearest airport
- Princeton Airport (PCT) (3 mi)
- Nearest major airport
- Trenton Mercer Airport (TTN) (10 mi)
- Hospitals nearby (~15 mi)
- 339
- Avg hospital rating
- 3.0 / 5
- Solar radiation rating
- Fair (4.0 kWh/m²/day)
Migration
- Net migration
- -1,987 tax filers
Housing stock
- Median year housing built
- 1,986
- Median annual property tax
- $10,001
- Mean commute to work
- 18 min
- Households with broadband internet
- 88.8%
Employment & development
- Total county employment
- 187,294
- Average weekly wage
- $1,785
- Top industries (by employment)
- Health Care, Professional Services, Administrative Services
- Annual residential building permits (county)
- 771
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 →