| ZIP Code | 21237 |
|---|---|
| City | Rosedale |
| State | Maryland (MD) |
| County | Baltimore County |
| Area Code | 410/443/667 |
| Elevation | 92 ft |
| Latitude | 39.341537 |
|---|---|
| Longitude | -76.49527 |
| Timezone | New York (DST) |
| FIPS | 24005 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 42.3 yrs ↑ 8% since 2019 |
|---|---|
| Avg Household Size | 2.47 |
| Below Poverty | 9.2% ▼ 8% below avg |
| College Grads | 38.3% ≈ Avg |
| Unemployment | 5.9% ▲ 21% above avg |
| No HS Diploma | 254 (1.2%) |
| HS Graduate | 6,751 (31%) |
| Some College | 2,535 (11.6%) |
| Associates | 3,916 (18%) |
| Bachelors | 2,384 (10.9%) |
| Graduate Degree | 5,953 (27.3%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $90,269 ▲ 18% above avg ↑ 30% since 2019 |
|---|---|
| Median Home Value | $280,400 ≈ Avg ↑ 30% since 2019 |
| Home/Income Ratio | 3.1x (nat avg ~3.5x) |
| Median Rent | $1,440/mo ↑ 20% since 2019 |
| Total Units | 13,171 |
| Vacant Units | 880 |
| Avg HH Size | 2.47 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 13,171 |
|---|---|
| Vacant | 880 |
| Owner Occupied | 62.0% |
| Renter Occupied | 38.0% |
| Avg HH Size | 2.47 |
ZIP code 21237 is located in Rosedale, Maryland, within Baltimore County. With a population of 30,851, this is a moderately populated ZIP code with a middle-aged community — the median age is 42.3 years. Economically, 21237 is a middle-income ZIP code: the median household income of $90,269 is above the national average.
Real estate in ZIP code 21237 represents a mid-range housing market. The median home value of $280,400 is near the national average. Renters can expect to pay around $1,440 per month in median rent. Homeownership is strong here — 62.0% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 30% since 2019.
The population of 21237 is racially diverse, with White as the largest group at 42.4%. Residents are moderately educated — 38.3% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 9.2%. Household income has grown by 30% since 2019.
The unemployment rate in 21237 stands at 5.9%, which is above the national average. As in most parts of the country, driving alone is the dominant commute mode at 69%.
Overall, ZIP code 21237 in Rosedale, MD is characterized as middle-income, moderately educated, a middle-aged community, and predominantly owner-occupied. With 30,851 residents, a median household income of $90,269, and a median home value of $280,400, it offers a clear picture of life in this part of Maryland.