ZIP Code 20861 Housing Market

ZIP code 20861 is located in Montgomery County, Maryland. Based on the FHFA House Price Index, the most recent annual HPI value is 255.6 (2000 = 100) , with a year-over-year change of -0.26% as of 2025.

FHFA HPI 255.6
YoY Change -0.26%
Data Years 40
Latest Year 2025

📈 20861 HPI Trend

FHFA House Price Index for Five-Digit ZIP Codes (2000 = 100)

📝 Local Market Notes

The housing market in ZIP code 20861 exhibits a distinct pattern of rapid appreciation followed by recent stabilization. From 2021 to 2024, the Home Price Index (HPI) surged from 191.66 to 256.27, reflecting a period of significant equity growth. However, the latest data for 2025 shows a marginal decline to 255.6, resulting in a year-over-year change of -0.26%. This slight contraction indicates that the sub-market has entered a cooling phase after the intense upward trajectory of the previous three years, with price levels effectively plateauing at current highs. This performance creates a notable divergence from broader regional trends. While Montgomery County recorded a year-over-year increase of +1.32% and the state of Maryland advanced by +0.95%, ZIP 20861 experienced a minor retreat. This underperformance relative to the county and state averages suggests that local inventory or buyer demand may be temporarily constrained, or that the previous surge was particularly acute in this specific area. The divergence signals a localized adjustment rather than a systemic market downturn, as the broader region continues to see modest gains. Contextualizing this with parent county data, ZIP 20861 operates within a high-income, owner-occupied environment. With a median household income of $132,450 and an owner occupancy rate of 65.3%, the area supports a robust housing demand base. The ZIP’s HPI of 255.6 positions it competitively against nearby areas; for instance, it remains below ZIP 20815 (274.5) but above ZIP 20841 (240.9). Given the current 30-year mortgage rate of 7.40%, potential buyers should note that high price points combined with elevated financing costs may limit affordability for entry-level purchasers. The market character is defined by established homeownership and significant asset values, making it a stable, albeit currently flat, investment environment.

Based on FHFA House Price Index data.

About This ZIP Code

ZIP code 20861 is one of the most active real estate sub-markets in Montgomery County, Maryland. The FHFA House Price Index tracks cumulative price appreciation since 2000, providing a consistent measure of long-term value change in this specific ZIP area.

For full county-level context, see the Montgomery County Housing Market page, which includes ACS median home values, rent, owner-occupancy, employment, migration, and other economic indicators.

Other Active ZIPs in Montgomery County

ZIP Code HPI YoY Latest Year
20841 240.9 -0.29% 2025
20815 274.5 -3.84% 2025
20854 273.1 +3.74% 2025
20866 273.4 +1.90% 2025
20882 246.6 +4.73% 2025
20816 270.9 -0.57% 2025
20817 300.3 +3.34% 2025
20910 307.5 -4.94% 2025
20837 275.5 +0.30% 2025

Data Source: FHFA House Price Index for Five-Digit ZIP Codes (All-Transactions Index, 2000 = 100). Data as of 2025. This product uses FHFA Data but is neither endorsed nor certified by FHFA.