18104 — Lehigh County, Pennsylvania Market Snapshot
Housing market data for zip code 18104 in Lehigh County, Pennsylvania. Updated monthly with median prices, days on market, and more.
Market Sales Data
67 sales in 2026 (year to date)
Median Sale Price
$415,000
Days to Sell
8
Homes Sold
67
Inventory
26
Sale-to-List
100.7%
New Listings
95
Price/SqFt
$205
Pending Sales
87
Conforming Loan Available
Most homebuyers in 18104 can comfortably use conventional financing. The median home price of $415,000 is well below the 2026 conforming loan limit of $832,750, meaning buyers can put as little as 3-5% down without hitting jumbo loan territory.
Market Insights
Market Temperature
18104 is an extremely competitive market with homes selling in just 8 days on average. Buyers need pre-approval letters ready before making offers.
Sale-to-List Ratio
Homes are selling very close to asking price in 18104 (100.7% sale-to-list ratio), indicating accurate pricing by sellers and steady demand.
Conforming Loan Feasibility
Most homebuyers in 18104 can comfortably use conventional financing. The median home price of $415,000 is well below the 2026 conforming loan limit of $832,750, meaning buyers can put as little as 3-5% down without hitting jumbo loan territory.
Loan limits in 18104 are set at the county level.
2026 Loan Limits — Lehigh County
| Property Units | Conforming Limit | FHA Limit |
|---|---|---|
| 1 Unit | $832,750 | $541,287 |
| 2 Units | $1,066,250 | $693,050 |
| 3 Units | $1,288,800 | $837,700 |
| 4 Units | $1,601,750 | $1,041,125 |
Affordability Snapshot — Zip 18104
To purchase the median home at $415,000 with 5% down at today's rate of 6.75%, the estimated monthly payment is approximately $3,330.
Monthly Payment
$3,330
Income Required
$142,697
Principal & Interest
$2,557/mo
Down Payment (5%)
$20,750
Based on 30-year fixed at 6.75%, 1.8% property tax, $1,800/yr insurance, 28% DTI guideline.
Mortgage Calculator
Estimate your monthly payment for a home in 18104.
Estimated Monthly Payment
$2,718
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