| ZIP Code | 21704 |
|---|---|
| City | Frederick |
| State | Maryland (MD) |
| County | Frederick County |
| Area Code | 227/240/301 |
| Elevation | 484 ft |
| Latitude | 39.354883 |
|---|---|
| Longitude | -77.375902 |
| Timezone | New York (DST) |
| FIPS | 24021 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 38.4 yrs |
|---|---|
| Avg Household Size | 3.15 |
| Below Poverty | 3.1% ▼ 69% below avg |
| College Grads | 63.2% ▲ 63% above avg |
| Unemployment | 3.4% ▼ 31% below avg |
| No HS Diploma | 111 (1%) |
| HS Graduate | 2,114 (18.8%) |
| Some College | 814 (7.3%) |
| Associates | 1,086 (9.7%) |
| Bachelors | 804 (7.2%) |
| Graduate Degree | 6,290 (56.1%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $164,457 ▲ 116% above avg ↑ 10% since 2019 |
|---|---|
| Median Home Value | $585,900 ▲ 110% above avg ↑ 19% since 2019 |
| Home/Income Ratio | 3.6x (nat avg ~3.5x) |
| Median Rent | $2,395/mo ↑ 20% since 2019 |
| Total Units | 6,230 |
| Vacant Units | 94 |
| Avg HH Size | 3.15 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 6,230 |
|---|---|
| Vacant | 94 |
| Owner Occupied | 81.3% |
| Renter Occupied | 18.7% |
| Avg HH Size | 3.15 |
ZIP code 21704 is located in Frederick, Maryland, within Frederick County. With a population of 19,623, this is a moderately populated ZIP code with a middle-aged community — the median age is 38.4 years. Economically, 21704 is a affluent ZIP code: the median household income of $164,457 is more than double the national average.
Real estate in ZIP code 21704 represents a premium housing market. The median home value of $585,900 is more than double the national average. Renters can expect to pay around $2,395 per month in median rent. Homeownership is strong here — 81.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 19% since 2019.
The population of 21704 is majority White (52.10%). Residents are highly educated — 63.2% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 3.1%. Household income has grown by 10% since 2019.
The unemployment rate in 21704 stands at 3.4%, which is below the national average. A notably high share of workers — 27% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 65%.
Overall, ZIP code 21704 in Frederick, MD is characterized as affluent, highly educated, a middle-aged community, and predominantly owner-occupied. With 19,623 residents, a median household income of $164,457, and a median home value of $585,900, it offers a clear picture of life in this part of Maryland.