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A market with no active rental pool to price against. The sale-side figures below are the whole picture.
What would change this read: the median listing price is +1.1% YoY. inventory, +20.6% YoY, is the number to watch.
The median listing price is up 1.1% YoY while the median home got up 7.8% bigger, so value per square foot is down 1.7%.
U.S. Census ACS characteristics for ZIP 21704 itself, not its parent county.
Renters hold 18.0% of this ZIP's 6,136 occupied households, on a median household income of $161K.
| Measure | ZIP 21704 | Frederick County | Difference |
|---|---|---|---|
| Median Household Income | $161K | $122K | +$39K |
| Below Poverty Level | 2.9% | 6.0% | -3.1% |
| Median Age | 38.60 | 39.00 | -0.40 |
| Total Population | 20,006 | 287,048 | -- |
| Avg Household Size | 3.21 | 2.70 | +0.51 |
| Owner-Occupied | 82.0% | 77.0% | +5.0% |
| Worked From Home | 28.9% | 21.2% | +7.7% |
| Mean Commute | 33.50 | 33.10 | +0.40 |
Higher or lower is not itself good or bad — it describes the neighborhood, not the investment.
ZIP-level figures come from ZIP Code Tabulation Areas, which approximate but do not exactly match USPS ZIP codes. A missing value is suppressed or unavailable at this sample size, not zero. Estimates for 2019–2020 use the 2010 ZCTA boundaries and 2021–2024 the 2020 ones, so a step between those two years may be a boundary change rather than real movement.
County population is up 2.4% to 287,048: residents under 18 are up 2.2% and those 65 and over are up 4.4%.
County median household income is $122K, 6.0% of residents are below the poverty level, 21.2% work from home.