Area data
Zcta 18020, PA — ZIP 18020
Population: 21,204 (Census ACS)
The median home value in ZIP 18020 (Zcta 18020, PA) is $438,255 — up 3.9% over the past year. Homes sell for a median $257,000 after a median 44 days on market. Typical rent runs $2,271/month. 3 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with inlandflooding, lightning, winterweather the top-rated hazards. Cost of living is 2.5% below the US average (BEA, metro/state-level).
$438,255
Median home value
+3.9%
1-year change
44
Median days on market
Relatively Moderate
Hazard risk (county)
Home values & appreciation
- Median home value
- $438,255
- 1-year appreciation
- +3.9%
- 3-year appreciation
- +13.8%
- 5-year appreciation
- +31.5%
- 10-year appreciation
- +77.9%
- All-time peak (2026-07)
- $438,255
- House Price Index (state)
- 370.8 (+4.0% YoY)
Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)
Market activity
- Median sale price
- $257,000
- Median list price
- $237,200
- Median price per sqft
- $207
- Median days on market
- 44 days
- Homes sold (recent period)
- 1
- For-sale inventory
- 46
- Sale-to-list ratio
- 95.2%
- 1-year forecast
- +2.6%
- Days to pending
- 14 days
- New listings (monthly)
- 25
Source: recent area sales and market data (ZIP-level)
Rents
- Typical rent
- $2,271/mo
- Studio fair-market rent
- $867/mo
- 1BR fair-market rent
- $1,083/mo
- 2BR fair-market rent
- $1,339/mo
- 3BR fair-market rent
- $1,740/mo
- 4BR fair-market rent
- $2,008/mo
Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)
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%
Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)
Schools
- Total schools
- 3
- Elementary schools
- 1
- Middle schools
- 0
- High schools
- 2
- School districts serving the area
- Bethlehem Area SD, Bethlehem AVTS
- Schools include
- Miller Heights El Sch, Freedom HS, Bethlehem AVTS
Source: NCES school directory, 2022-23 (school-address-based)
Natural hazards & flood risk
- Overall hazard risk (county)
- Relatively Moderate
- Top hazards (county)
- inlandFlooding, lightning, winterWeather, coldWave, heatWave
- Notable hazard ratings (county)
- coldWave: Relatively Moderate · drought: Relatively Low · earthquake: Relatively Low · heatWave: Relatively Moderate · hurricane: Relatively Moderate · iceStorm: Relatively Moderate
- FEMA flood zone
- AE
- Flood risk level
- High
- Wildfire risk to homes (county)
- Higher than 29% of US counties
- Buildings in wildfire direct-exposure zone
- 39.5%
- Radon potential (county)
- High radon potential — EPA Zone 1 of 3
- EPA Superfund (NPL) sites within 5 mi
- None
- Nearest Superfund site
- Industrial Lane (5.2 mi)
Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL
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
- USDA plant hardiness zone
- 7a (extreme annual low 0 to 5°F)
Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 46
- Days with Good air quality
- 209
- Days with Moderate air quality
- 146
- Days with Unhealthy air quality
- 4
- Highest AQI recorded (year)
- 368
Source: EPA air quality data (nearest monitoring station, annual)
Walkability & transit
- Walkability index
- 15.8 / 20
- Transit service frequency
- 384
- Jobs reachable by car (30 min)
- 46,896
- Jobs reachable by transit (45 min)
- 49,227
Source: EPA Smart Location Database (metropolitan block groups)
Amenities
- National parks within ~60 mi
- 13
- Nearest national park
- Lower Delaware National Wild and Scenic River (26 mi)
- National parks include
- Lower Delaware National Wild and Scenic River, Delaware Water Gap National Recreation Area, Hopewell Furnace National Historic Site
- Airports within 30 mi
- 71
- Nearest airport
- Bugs Airport (3 mi)
- Nearest major airport
- Lehigh Valley International Airport (ABE) (6 mi)
- Hospitals nearby (~15 mi)
- 339
- Hospitals include
- ST VINCENT'S BIRMINGHAM, MOBILE INFIRMARY MEDICAL CENTER, MEDICAL WEST, AN AFFILIATE OF UAB HEALTH SYSTEM
- Avg hospital rating (CMS)
- 3.0 / 5
- Best hospital rating nearby (CMS)
- 5.0 / 5
- Solar radiation rating
- Fair (3.9 kWh/m²/day)
Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)
Migration
- Net migration (county)
- +197 tax filers
Source: IRS county-to-county migration data (county-level, ~12-month lag)
Housing stock
- Median year housing built
- 1,986
- Housing built before 1970
- 20.2%
- Housing built 2000 or later
- 19.1%
- Median annual property tax
- $5,894
- Mean commute to work
- 22 min
- Households with broadband internet
- 86.5%
Source: Census ACS 5-year estimates (ZIP-level)
Employment & development
- Total county employment
- 107,204
- Average weekly wage
- $1,098
- Top industries (by employment)
- Health Care, Accommodation & Food, Administrative Services
- Annual residential building permits (county)
- 294
Sources: BLS QCEW (county-level) · Census Building Permits (county-level)
How it compares
| ZIP 18020 | State median | US median | |
|---|---|---|---|
| Median home value | $438,255 | $237,154 | $289,727 |
| Median sale price | $257,000 | $254,900 | $325,000 |
| Median days on market | 44 days | 43 days | 51 days |
| Typical rent | $2,271/mo | $1,544/mo | $1,808/mo |
| Median annual property tax | $5,894 | $2,326 | $2,006 |
State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.
Area data compiled from public government, academic, and industry research feeds. Data sources →
Common questions
- What is the median home value in ZIP 18020?
- $438,255.
- What is the median sale price in ZIP 18020?
- $257,000.
- How long do homes take to sell in ZIP 18020?
- Median days on market: 44 days.
- What is typical rent in ZIP 18020?
- Typical rent: $2,271/month.
- What is the natural-hazard risk in ZIP 18020?
- Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: inlandFlooding, lightning, winterWeather, coldWave, heatWave.
- Is ZIP 18020 in a flood zone?
- High (FEMA NFIP). FEMA flood zone AE.
- What is the wildfire risk in ZIP 18020?
- Risk to homes is higher than 29% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
- What is the radon potential in ZIP 18020?
- High radon potential — EPA Zone 1 of 3, county-level. EPA recommends testing every home regardless of zone.
- Are there Superfund sites near ZIP 18020?
- No current or proposed National Priorities List sites within 5 miles (EPA).
- How many schools serve ZIP 18020?
- 3 schools (1 elementary, 2 high) (NCES, 2022-23).
- Is ZIP 18020 walkable?
- Walkability index: 15.8/20 (EPA Smart Location Database).
- What is the air quality in ZIP 18020?
- Good. Median AQI: 46. (EPA AQI).
- What is the cost of living in ZIP 18020?
- Regional Price Parity: 97.5 (100 = US average) (Average) (BEA RPP, metro/state-level).
Nearby ZIP codes
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Data last updated
Most recent source refresh: Sep 2026. See all data sources →