ZIP 21734 vs ZIP 21738
A side-by-side comparison of ZIP Code 21734 and ZIP Code 21738: population, income, housing, and more.
ZIP 21734 and ZIP 21738 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 21738 has the higher population (3,668 vs 826 in ZIP 21734). ZIP 21738 has the higher median household income ($230,429 vs $58,438 in ZIP 21734). ZIP 21738 has the higher median home value ($889,100 vs $241,900 in ZIP 21734).
Population, income & housing
| ZIP 21734 | ZIP 21738 | |
|---|---|---|
| Population | 826 | 3,668 |
| Median age | 55.6 yrs | 47.0 yrs |
| Median household income | $58,438 | $230,429 |
| Median home value | $241,900 | $889,100 |
| Median gross rent | $802 | — |
| Housing units | 487 | 1,166 |
| Homeownership rate | 60.7% | 98.6% |
| Bachelor's degree or higher | 31.6% | 75.9% |
| Unemployment rate | 3.9% | 2.4% |
Trends (ACS 5-year, 2019–2023)
| ZIP 21734 | ZIP 21738 | |
|---|---|---|
| Population | 816 → 826 (+1.2%) | 3,827 → 3,668 (-4.2%) |
| Median household income | $36,667 → $58,438 (+59.4%) | $181,364 → $230,429 (+27.1%) |
| Median home value | $152,600 → $241,900 (+58.5%) | $708,100 → $889,100 (+25.6%) |
| Median gross rent | $674 → $802 (+19.0%) | — |
ZIP 21734
816826
$36,667$58,438
$152,600$241,900
$674$802
ZIP 21738
3,8273,668
$181,364$230,429
$708,100$889,100
Age & race/ethnicity
Age distribution (share)
| ZIP 21734 | ZIP 21738 | |
|---|---|---|
| Under 5 | 1.0% | 4.1% |
| 5 to 17 | 3.9% | 21.1% |
| 18 to 24 | 7.9% | 9.4% |
| 25 to 34 | 5.7% | 3.4% |
| 35 to 44 | 7.6% | 8.7% |
| 45 to 54 | 22.5% | 19.4% |
| 55 to 64 | 26.6% | 11.8% |
| 65 to 74 | 13.3% | 12.1% |
| 75 and over | 11.5% | 10.0% |
Race & ethnicity (share)
| ZIP 21734 | ZIP 21738 | |
|---|---|---|
| White (non-Hispanic) | 97.0% | 87.3% |
| Black or African American | 0.0% | 2.2% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 0.0% | 5.9% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.2% |
| Two or more races | 1.6% | 3.9% |
| Hispanic or Latino | 1.5% | 0.5% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 21734 | ZIP 21738 | |
|---|---|---|
| No high school diploma | 9.0% | 2.0% |
| High school graduate | 30.4% | 7.8% |
| Some college or associate's | 29.0% | 14.3% |
| Bachelor's degree | 18.6% | 33.8% |
| Graduate or professional degree | 13.0% | 42.0% |
Commute to work
How workers get to work (share)
| ZIP 21734 | ZIP 21738 | |
|---|---|---|
| Drove alone | 60.9% | 63.6% |
| Carpooled | 23.4% | 11.4% |
| Public transit | 1.1% | 0.0% |
| Walked | 1.8% | 0.0% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 11.6% | 23.9% |
| Other means | 1.1% | 1.1% |
Housing
Units in structure (share)
| ZIP 21734 | ZIP 21738 | |
|---|---|---|
| 1-unit, detached | 57.7% | 94.6% |
| 1-unit, attached | 8.8% | 2.4% |
| 2 to 4 units | 15.4% | 0.0% |
| 5 to 19 units | 8.4% | 0.0% |
| 20 or more units | 0.0% | 3.0% |
| Mobile home & other | 9.7% | 0.0% |
Poverty & households
| ZIP 21734 | ZIP 21738 | |
|---|---|---|
| Poverty rate | 6.5% | 3.0% |
| Average household size | 1.78 | 3.15 |
| Mean commute (minutes) | 18 | 33 |
| Median year structure built | 1955 | 1991 |