21220, Middle River, MD Housing Market
Hyperlocal market intelligence for ZIP code 21220 in MD. Located in Baltimore County, MD. Part of the Baltimore, MD metro area.
PropertyIQ Score
Weekly Market Insights
Get data-driven housing market analysis delivered to your inbox every week.
21220, Middle River, MD Housing Market Overview
PropertyIQ provides ZIP-code-level market intelligence for 21220, Middle River, MD — going deeper than metro or county averages to reveal neighborhood-specific demand dynamics. By analyzing % Sold Above List, Median Days on Market, and Months of Supply specifically within ZIP code 21220, PropertyIQ predicts which micro-markets within MD are positioned to outperform.
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.
PropertyIQ's ZIP-level score for 21220, Middle River, MD distills three housing metrics into a single 1-99 number at the most granular geography available. This is not a generic market health grade — it is a validated predictor of which ZIP codes within a state will see the strongest home price growth. The ZIP-level view often tells a different story than the broader county or metro score.
Use PropertyIQ's analytics tools to evaluate 21220, Middle River, MD alongside other ZIP codes and investment opportunities. The interactive map, ZIP-level rankings, and AI-generated reports provide the hyperlocal market intelligence that separates informed decisions from guesswork.
Other MD ZIP Codes
21220, Middle River, MD is located in Baltimore County, MD.
This ZIP code is part of the Baltimore, MD metro area.
Last updated: 2026-04-05. Data from Zillow, Realtor.com, Redfin, U.S. Census Bureau, FRED, BLS, and BEA.