Area data
Allentown, PA — ZIP 18104
Population: 48,683 (Census ACS)
Home values & appreciation
- Median home value
- $405,531
- 1-year appreciation
- +3.6%
- 3-year appreciation
- +13.8%
- 5-year appreciation
- +32.9%
- 10-year appreciation
- +88.9%
- All-time peak (2026-07)
- $405,531
- House Price Index
- 370.8 (+4.0% YoY)
Market activity
- Median sale price
- $345,000
- Median list price
- $285,000
- Median days on market
- 4 days
- Sale-to-list ratio
- 108.1%
- 1-year forecast
- +2.7%
- Days to pending
- 12 days
- New listings (monthly)
- 59
Rents
- Typical rent
- $2,282/mo
- 1-year rent change
- +3.4%
- 1BR fair-market rent
- $1,083/mo
- 3BR fair-market rent
- $1,740/mo
Affordability
- Cost of living index (Average)
- 97.5 (100 = US avg)
- Electricity rate (state-level)
- 19.3¢/kWh
- Natural gas rate (state-level)
- $15.00/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 9
- Elementary schools
- 5
- Middle schools
- 2
- High schools
- 2
Natural hazards & flood risk
- Overall hazard risk
- Relatively Moderate
- Top hazards
- coldWave, winterWeather, inlandFlooding, lightning, strongWind
Climate (30-year normals)
- Average annual temperature
- 55.0°F
- Average high
- 64.0°F
- Average low
- 45.0°F
- Annual precipitation
- 45.4 in
- Annual snowfall
- 9.0 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 43
- Days with Good air quality
- 230
- Days with Unhealthy air quality
- 4
Walkability & transit
- Walkability index
- 9.5 / 20
- Transit service frequency
- 665
Amenities
- National parks within ~60 mi
- 13
- Nearest national park
- Hopewell Furnace National Historic Site (30 mi)
- Nearest airport
- Allentown Queen City Municipal Airport (4 mi)
- Nearest major airport
- Lehigh Valley International Airport (ABE) (6 mi)
- Hospitals nearby (~15 mi)
- 7
- Avg hospital rating
- 4.3 / 5
- Solar radiation rating
- Fair (3.9 kWh/m²/day)
Migration
- Net migration
- -342 tax filers
Housing stock
- Median year housing built
- 1,972
- Median annual property tax
- $4,850
- Mean commute to work
- 17 min
- Households with broadband internet
- 79.9%
Employment & development
- Total county employment
- 182,559
- Average weekly wage
- $1,314
- Top industries (by employment)
- Health Care, Accommodation & Food, Administrative Services
- Annual residential building permits (county)
- 526
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 →