| ZIP Code | 21231 |
|---|---|
| City | Baltimore |
| State | Maryland (MD) |
| County | Baltimore (city) County |
| Area Code | 410/443/667 |
| Elevation | 35 ft |
| Latitude | 39.288507 |
|---|---|
| Longitude | -76.592024 |
| Timezone | New York (DST) |
| FIPS | 24510 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 32.4 yrs |
|---|---|
| Avg Household Size | 1.85 |
| Below Poverty | 19.8% ▲ 98% above avg |
| College Grads | 70.1% ▲ 81% above avg |
| Unemployment | 4.4% ▼ 10% below avg |
| No HS Diploma | 116 (1.2%) |
| HS Graduate | 1,339 (13.3%) |
| Some College | 596 (5.9%) |
| Associates | 963 (9.6%) |
| Bachelors | 334 (3.3%) |
| Graduate Degree | 6,733 (66.8%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $85,382 ▲ 12% above avg ↑ 20% since 2019 |
|---|---|
| Median Home Value | $336,500 ▲ 21% above avg ↑ 14% since 2019 |
| Home/Income Ratio | 3.9x (nat avg ~3.5x) |
| Median Rent | $1,710/mo ↑ 32% since 2019 |
| Total Units | 9,342 |
| Vacant Units | 1,553 |
| Avg HH Size | 1.85 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 9,342 |
|---|---|
| Vacant | 1,553 |
| Owner Occupied | 35.0% |
| Renter Occupied | 65.0% |
| Avg HH Size | 1.85 |
ZIP code 21231 is located in Baltimore, Maryland, within Baltimore (city) County. With a population of 14,556, this is a lightly populated ZIP code with a relatively young community — the median age is 32.4 years. Economically, 21231 is a middle-income ZIP code: the median household income of $85,382 is near the national average.
Real estate in ZIP code 21231 represents a mid-range housing market. The median home value of $336,500 is above the national average. Renters can expect to pay around $1,710 per month in median rent. This is predominantly a renter community, with 65.0% of occupied units rented — typical of urban and transitional neighborhoods. Median home values have increased by 14% since 2019.
The population of 21231 is majority White (52.86%). Residents are highly educated — 70.1% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects some residents at 19.8%. Household income has grown by 20% since 2019.
The unemployment rate in 21231 stands at 4.4%, which is near the national average. About 25% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 46%.
Overall, ZIP code 21231 in Baltimore, MD is characterized as middle-income, highly educated, and a relatively young community. With 14,556 residents, a median household income of $85,382, and a median home value of $336,500, it offers a clear picture of life in this part of Maryland.