What the Pros Know
Market Snapshot
Zip Code 18104 | Lehigh County, PA
46,259
Population
YoY
202239.4
Median Age
YoY
2022$83,861
Median Household Income
YoY
2022$420,000
Median Sale Price
0.0% MoM
12.0% YoY
6/202598
Homes Sold
3.0% MoM
9.3% YoY
6/20250.3
Months Inventory
17.3% MoM
19.4% YoY
6/20258
Days on Market
0 MoM
4 YoY
6/202533
Listings
13.8% MoM
0.0% YoY
6/2025206
Price per Sq Ft
12% MoM
1.8% YoY
6/2025
See 18104 on Zillow
1. Population Data from U.S. Census Bureau.
2. Sales Data provided by Redfin, a national real estate brokerage.
MoM = Month over Month. The percentage change from the previous month to the current month.
YoY = Year over Year. The percentage change from the same period the previous year to the current period.