ZIP Code 21704 Housing Market
ZIP code 21704 is located in Frederick County, Maryland. Based on the FHFA House Price Index, the most recent annual HPI value is 252.4 (2000 = 100) , with a year-over-year change of +2.61% as of 2025.
📈 21704 HPI Trend
FHFA House Price Index for Five-Digit ZIP Codes (2000 = 100)
About This ZIP Code
ZIP code 21704 is one of the most active real estate sub-markets in Frederick 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 Frederick County Housing Market page, which includes ACS median home values, rent, owner-occupancy, employment, migration, and other economic indicators.
Other Active ZIPs in Frederick County
| ZIP Code | HPI | YoY | Latest Year |
|---|---|---|---|
| 21758 | 266.5 | +19.46% | 2025 |
| 21710 | 243.8 | -9.22% | 2025 |
| 20842 | 253.9 | — | 2025 |
| 21774 | 315.1 | +6.81% | 2025 |
| 21777 | 260.9 | +0.79% | 2025 |
| 21727 | 239.3 | +0.25% | 2025 |
| 21716 | 301.1 | +1.34% | 2025 |
| 21755 | 248.2 | -3.54% | 2025 |
| 21773 | 246.6 | +2.43% | 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.