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19731, Port Penn, DE Housing Market

Hyperlocal market intelligence for ZIP code 19731 in DE. Located in New Castle County, DE. Part of the Philadelphia, PA metro area.

PropertyIQ Score

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19731, Port Penn, DE Housing Market Overview

Understanding the housing market in ZIP code 19731 requires hyperlocal data that metro and county analyses simply cannot provide. PropertyIQ's demand signal scoring — validated across 13 years of housing data — extends to ZIP-code granularity for 19731, Port Penn, DE, giving investors and agents a competitive edge in DE's most specific market segments.

South Atlantic ZIP codes benefit from sustained migration inflows, but hyperlocal performance varies widely between neighborhoods. PropertyIQ's ZIP-level scoring helps distinguish between ZIP codes riding a temporary wave and those with durable, block-by-block demand fundamentals.

The PropertyIQ Score for 19731, Port Penn, DE is built on three proven demand indicators measured at the ZIP-code level. When homes in this ZIP code sell above asking price, sell quickly, and local supply is tight, the score rises — signaling a micro-market outperforming its state peers. This ZIP-level precision captures neighborhood dynamics that county and metro scores smooth over.

Explore 19731, Port Penn, DE's full market profile including ZIP-level score trends, home value data, and comparisons with neighboring ZIP codes. Use the interactive map to visualize demand signals across the area and identify hyperlocal investment opportunities.

19731, Port Penn, DE is located in New Castle County, DE.

This ZIP code is part of the Philadelphia, PA metro area.

Last updated: 2026-04-05. Data from Zillow, Realtor.com, Redfin, U.S. Census Bureau, FRED, BLS, and BEA.