| ZIP Code | 21228 |
|---|---|
| City | Catonsville |
| State | Maryland (MD) |
| County | Baltimore County |
| Area Code | 410/443/667 |
| Elevation | 499 ft |
| Latitude | 39.272857 |
|---|---|
| Longitude | -76.747741 |
| Timezone | New York (DST) |
| FIPS | 24005 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 43.1 yrs ↓ 2% since 2019 |
|---|---|
| Avg Household Size | 2.44 |
| Below Poverty | 8.8% ▼ 12% below avg |
| College Grads | 59.7% ▲ 54% above avg |
| Unemployment | 4.5% ≈ Avg |
| No HS Diploma | 782 (2.4%) |
| HS Graduate | 6,397 (19.5%) |
| Some College | 2,413 (7.4%) |
| Associates | 3,637 (11.1%) |
| Bachelors | 2,880 (8.8%) |
| Graduate Degree | 16,720 (50.9%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $107,714 ▲ 41% above avg ↑ 26% since 2019 |
|---|---|
| Median Home Value | $389,200 ▲ 40% above avg ↑ 26% since 2019 |
| Home/Income Ratio | 3.6x (nat avg ~3.5x) |
| Median Rent | $1,631/mo ↑ 13% since 2019 |
| Total Units | 20,357 |
| Vacant Units | 743 |
| Avg HH Size | 2.44 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 20,357 |
|---|---|
| Vacant | 743 |
| Owner Occupied | 71.6% |
| Renter Occupied | 28.4% |
| Avg HH Size | 2.44 |
ZIP code 21228 is located in Catonsville, Maryland, within Baltimore County. With a population of 49,417, this is a highly populated ZIP code with a middle-aged community — the median age is 43.1 years. Economically, 21228 is a upper-middle-income ZIP code: the median household income of $107,714 is above the national average.
Real estate in ZIP code 21228 represents a mid-range housing market. The median home value of $389,200 is above the national average. Renters can expect to pay around $1,631 per month in median rent. Homeownership is strong here — 71.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 26% since 2019.
The population of 21228 is majority White (54.87%). Residents are well-educated — 59.7% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 8.8%. Household income has grown by 26% since 2019.
The unemployment rate in 21228 stands at 4.5%, which is near the national average. About 19% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 71%.
Overall, ZIP code 21228 in Catonsville, MD is characterized as upper-middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 49,417 residents, a median household income of $107,714, and a median home value of $389,200, it offers a clear picture of life in this part of Maryland.