ZIP 21047 vs ZIP 21057
A side-by-side comparison of ZIP Code 21047 and ZIP Code 21057: population, income, housing, and more.
ZIP 21047 and ZIP 21057 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 21047 has the higher population (13,540 vs 4,463 in ZIP 21057). ZIP 21057 has the higher median household income ($170,417 vs $154,524 in ZIP 21047). ZIP 21057 has the higher median home value ($609,000 vs $516,700 in ZIP 21047).
Population, income & housing
| ZIP 21047 | ZIP 21057 | |
|---|---|---|
| Population | 13,540 | 4,463 |
| Median age | 47.2 yrs | 42.7 yrs |
| Median household income | $154,524 | $170,417 |
| Median home value | $516,700 | $609,000 |
| Median gross rent | $2,482 | $1,672 |
| Housing units | 4,925 | 1,664 |
| Homeownership rate | 96.9% | 86.6% |
| Bachelor's degree or higher | 53.1% | 58.0% |
| Unemployment rate | 0.9% | 1.7% |
Trends (ACS 5-year, 2019–2023)
| ZIP 21047 | ZIP 21057 | |
|---|---|---|
| Population | 12,266 → 13,540 (+10.4%) | 4,232 → 4,463 (+5.5%) |
| Median household income | $119,663 → $154,524 (+29.1%) | $131,250 → $170,417 (+29.8%) |
| Median home value | $391,000 → $516,700 (+32.1%) | $491,700 → $609,000 (+23.9%) |
| Median gross rent | $2,021 → $2,482 (+22.8%) | $860 → $1,672 (+94.4%) |
ZIP 21047
12,26613,540
$119,663$154,524
$391,000$516,700
$2,021$2,482
ZIP 21057
4,2324,463
$131,250$170,417
$491,700$609,000
$860$1,672
Age & race/ethnicity
Age distribution (share)
| ZIP 21047 | ZIP 21057 | |
|---|---|---|
| Under 5 | 4.6% | 5.7% |
| 5 to 17 | 17.1% | 20.1% |
| 18 to 24 | 8.0% | 5.7% |
| 25 to 34 | 4.8% | 4.3% |
| 35 to 44 | 13.4% | 17.0% |
| 45 to 54 | 13.3% | 9.8% |
| 55 to 64 | 17.4% | 16.6% |
| 65 to 74 | 13.9% | 9.0% |
| 75 and over | 7.6% | 11.9% |
Race & ethnicity (share)
| ZIP 21047 | ZIP 21057 | |
|---|---|---|
| White (non-Hispanic) | 87.4% | 83.4% |
| Black or African American | 2.2% | 4.8% |
| American Indian & Alaska Native | 0.0% | 0.1% |
| Asian | 3.8% | 1.7% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.1% | 0.0% |
| Two or more races | 1.4% | 2.0% |
| Hispanic or Latino | 5.1% | 8.0% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 21047 | ZIP 21057 | |
|---|---|---|
| No high school diploma | 1.6% | 5.0% |
| High school graduate | 18.5% | 12.7% |
| Some college or associate's | 26.8% | 24.3% |
| Bachelor's degree | 30.5% | 33.3% |
| Graduate or professional degree | 22.5% | 24.7% |
Commute to work
How workers get to work (share)
| ZIP 21047 | ZIP 21057 | |
|---|---|---|
| Drove alone | 75.2% | 76.3% |
| Carpooled | 6.2% | 3.6% |
| Public transit | 1.0% | 0.0% |
| Walked | 1.2% | 1.5% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 16.4% | 17.4% |
| Other means | 0.0% | 1.2% |
Housing
Units in structure (share)
| ZIP 21047 | ZIP 21057 | |
|---|---|---|
| 1-unit, detached | 93.8% | 86.6% |
| 1-unit, attached | 6.0% | 3.5% |
| 2 to 4 units | 0.0% | 0.0% |
| 5 to 19 units | 0.2% | 3.1% |
| 20 or more units | 0.0% | 6.8% |
| Mobile home & other | 0.0% | 0.0% |
Poverty & households
| ZIP 21047 | ZIP 21057 | |
|---|---|---|
| Poverty rate | 3.9% | 1.5% |
| Average household size | 2.79 | 2.85 |
| Mean commute (minutes) | 45 | 34 |
| Median year structure built | 1977 | 1971 |