ZIP Code Market Report
21231 — Baltimore, MD
Data through February 2026 · Updated monthly
Avg Home Value
$291,491
▼ 1.7% year-over-year
Month-over-Month
-1.1%
▼ 1.1%
Single Family
$290,503
Condo / Co-op
$317,753
The average home value in the 21231 ZIP code (Baltimore, Maryland) is $291,491 as of February 2026. Home prices are declining, down 1.7% compared to last year.
A 3-bedroom home in 21231 is valued at $360,439. 1-bedroom units start around $187,527. Single-family homes average $290,503, while condos average $317,753.
The market in 21231 has a $250,545 spread between bottom-tier homes at $192,955 and top-tier homes at $443,501. Bottom-tier properties represent the primary opportunity range for real estate investors using the 70% rule, fix-and-flip, or BRRRR strategies.
Looking ahead, Zillow's forecast model projects home values in the 21231 ZIP code will decrease 0.2% over the next 12 months, bringing the projected average to approximately $290,908. This modest projected change should be factored into any investment analysis for properties in this area.
This report is part of the Anne Arundel County market area in Maryland. For a broader view of the housing market including rent data, market activity, and affordability analysis, see the full Anne Arundel County report.
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Market Snapshot
21231 Housing Market at a Glance
Key metrics for the last 3 months with trend direction.
| Metric | Dec 2025 | Jan 2026 | Feb 2026 | 3-Mo Change |
|---|---|---|---|---|
| Avg Home Value | $298,740 | $294,649 | $291,491 | ▼ 2.4% |
| Single Family Value | $293,034 | $292,277 | $290,503 | ▼ 0.9% |
Home Values
21231 Home Value Trend
Historical home values for ZIP code 21231. Switch between All Homes, Single Family, Bottom Tier, and Top Tier.
Source: Zillow Research ZHVI / ZORI · Updated monthly
By Bedroom
What Homes Cost in 21231
Median home values by bedroom count in this ZIP code.
| Bedrooms | Median Value |
|---|---|
| 1 Bedroom | $187,527 |
| 2 Bedrooms | $269,520 |
| 3 Bedrooms | $360,439 |
| 4 Bedrooms | $419,310 |
Property Types
Home Values by Property Type in 21231
How different property types compare in this ZIP code.
All Homes
$291,491
Single Family
$290,503
Condo / Co-op
$317,753
Bottom Tier
$192,955
Top Tier
$443,501
Forecast
12-Month Home Value Forecast for 21231
Zillow projects home values in 21231 will decrease 0.2% over the next year, reaching approximately $290,908.
Current Value
$291,491
Projected Change
-0.2%
▼ 0.2%
Projected Value
$290,908
Source: Zillow Home Value Forecast (ZHVF). Forecasts are not guarantees.
Data Sources and Methodology
Home value data for ZIP code 21231 comes from the Zillow Home Value Index (ZHVI), updated monthly. ZHVI measures the typical home value using Zillow's automated valuation model, smoothed and seasonally adjusted.
This report was last updated February 2026. Data is refreshed on the 17th of each month.
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