Is Allentown, PA 18109 a buyer’s or seller’s market?

Seller’s market 3 months ending August 31, 2026 · Source: Redfin

Allentown is a seller’s market. With about 1.1 months of supply and 50% of recent sales closing above the original list price, competing offers are common on well-priced homes. Buyers here often have a pre-approval in hand and a plan for the appraisal gap before touring.

Competition score93/ 100

More competitive than 97% of U.S. ZIP codes, and #47 of 601 in the state.

Based on share sold above original list, sale-to-list ratio, months of supply and days on market for the 3 months ending August 31, 2026. See the breakdown

Months of supply1.1Under 4 months = seller’s market

Sold above original list50%Share of sales, last 3 months

Median sale-to-list103.1%Sold price ÷ list price

Median days on market8Listing to accepted offer

Median price per sq ft$195▲ +5.7% vs. last year

Run the numbers for 18109

Prefilled for 18109Can I win this house?Multiple-offer likelihood for a listing Prefilled for 18109Over-asking calculatorTypical range over list ToolOffer strength scoreHow your offer looks to a seller ToolAppraisal gapCash needed if it appraises low

Nearby markets

Allentown 18101Seller’s market $136 /sq ft Allentown 18102Seller’s market $147 /sq ft Allentown 18103Seller’s market $193 /sq ft Allentown 18104Seller’s market $195 /sq ft Browse all markets →

More tools for 18109

Competition score Buyer leverage Negotiation room Compare with other ZIP codes True cost to buy Property taxes Closing costs Cash buyers Backup offer odds Home value

Market data describes housing activity only. Figures are rolling 3-month values from Redfin and may be revised. Methodology