| ZIP Code | 21128 |
|---|---|
| City | Perry Hall |
| State | Maryland (MD) |
| County | Baltimore County |
| Area Code | 410 |
| Elevation | 223 ft |
| Latitude | 39.40467 |
|---|---|
| Longitude | -76.448223 |
| Timezone | New York (DST) |
| FIPS | 24005 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 40.6 yrs ↓ 5% since 2019 |
|---|---|
| Avg Household Size | 2.75 |
| Below Poverty | 4.1% ▼ 59% below avg |
| College Grads | 60.6% ▲ 56% above avg |
| Unemployment | 2.6% ▼ 47% below avg |
| No HS Diploma | 67 (0.7%) |
| HS Graduate | 1,888 (19%) |
| Some College | 731 (7.4%) |
| Associates | 1,218 (12.3%) |
| Bachelors | 485 (4.9%) |
| Graduate Degree | 5,523 (55.7%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $123,191 ▲ 61% above avg ↑ 23% since 2019 |
|---|---|
| Median Home Value | $424,200 ▲ 52% above avg ↑ 29% since 2019 |
| Home/Income Ratio | 3.4x (nat avg ~3.5x) |
| Median Rent | $1,644/mo ↑ 16% since 2019 |
| Total Units | 5,811 |
| Vacant Units | 383 |
| Avg HH Size | 2.75 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 5,811 |
|---|---|
| Vacant | 383 |
| Owner Occupied | 83.6% |
| Renter Occupied | 16.4% |
| Avg HH Size | 2.75 |
ZIP code 21128 is located in Perry Hall, Maryland, within Baltimore County. With a population of 14,954, this is a lightly populated ZIP code with a middle-aged community — the median age is 40.6 years. Economically, 21128 is a upper-middle-income ZIP code: the median household income of $123,191 is significantly above the national average.
Real estate in ZIP code 21128 represents a premium housing market. The median home value of $424,200 is significantly above the national average. Renters can expect to pay around $1,644 per month in median rent. Homeownership is strong here — 83.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 29% since 2019.
The population of 21128 is majority White (66.06%). Residents are highly educated — 60.6% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 4.1%. Household income has grown by 23% since 2019.
The unemployment rate in 21128 stands at 2.6%, which is below the national average. About 13% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 72%.
Overall, ZIP code 21128 in Perry Hall, MD is characterized as upper-middle-income, highly educated, a middle-aged community, and predominantly owner-occupied. With 14,954 residents, a median household income of $123,191, and a median home value of $424,200, it offers a clear picture of life in this part of Maryland.