ZIP 21405 vs ZIP 21409
A side-by-side comparison of ZIP Code 21405 and ZIP Code 21409: population, income, housing, and more.
ZIP 21405 and ZIP 21409 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 21409 has the higher population (20,175 vs 426 in ZIP 21405). ZIP 21405 has the higher median household income ($182,614 vs $146,667 in ZIP 21409). ZIP 21405 has the higher median home value ($944,000 vs $499,700 in ZIP 21409).
Population, income & housing
| ZIP 21405 | ZIP 21409 | |
|---|---|---|
| Population | 426 | 20,175 |
| Median age | 61.9 yrs | 42.8 yrs |
| Median household income | $182,614 | $146,667 |
| Median home value | $944,000 | $499,700 |
| Median gross rent | — | $2,007 |
| Housing units | 309 | 7,541 |
| Homeownership rate | 94.4% | 90.4% |
| Bachelor's degree or higher | 75.0% | 57.4% |
| Unemployment rate | 0.0% | 3.2% |
Trends (ACS 5-year, 2019–2023)
| ZIP 21405 | ZIP 21409 | |
|---|---|---|
| Population | 337 → 426 (+26.4%) | 19,931 → 20,175 (+1.2%) |
| Median household income | $110,357 → $182,614 (+65.5%) | $123,020 → $146,667 (+19.2%) |
| Median home value | $1,043,100 → $944,000 (-9.5%) | $433,400 → $499,700 (+15.3%) |
| Median gross rent | — | $1,775 → $2,007 (+13.1%) |
ZIP 21405
337426
$110,357$182,614
$1,043,100$944,000
ZIP 21409
19,93120,175
$123,020$146,667
$433,400$499,700
$1,775$2,007
Age & race/ethnicity
Age distribution (share)
| ZIP 21405 | ZIP 21409 | |
|---|---|---|
| Under 5 | 1.2% | 5.6% |
| 5 to 17 | 5.6% | 18.6% |
| 18 to 24 | 2.1% | 6.2% |
| 25 to 34 | 2.8% | 9.1% |
| 35 to 44 | 5.4% | 13.5% |
| 45 to 54 | 5.2% | 14.8% |
| 55 to 64 | 32.6% | 13.6% |
| 65 to 74 | 14.8% | 11.6% |
| 75 and over | 30.3% | 6.9% |
Race & ethnicity (share)
| ZIP 21405 | ZIP 21409 | |
|---|---|---|
| White (non-Hispanic) | 100.0% | 80.2% |
| Black or African American | 0.0% | 4.4% |
| American Indian & Alaska Native | 0.0% | 0.1% |
| Asian | 0.0% | 2.7% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.1% |
| Two or more races | 0.0% | 5.3% |
| Hispanic or Latino | 0.0% | 7.1% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 21405 | ZIP 21409 | |
|---|---|---|
| No high school diploma | 2.8% | 2.4% |
| High school graduate | 0.0% | 15.7% |
| Some college or associate's | 22.2% | 24.5% |
| Bachelor's degree | 41.5% | 29.8% |
| Graduate or professional degree | 33.5% | 27.5% |
Commute to work
How workers get to work (share)
| ZIP 21405 | ZIP 21409 | |
|---|---|---|
| Drove alone | 55.9% | 70.8% |
| Carpooled | 5.6% | 3.7% |
| Public transit | 0.0% | 0.4% |
| Walked | 0.0% | 0.8% |
| Bicycle | 0.0% | 0.2% |
| Worked from home | 38.5% | 22.3% |
| Other means | 0.0% | 1.7% |
Housing
Units in structure (share)
| ZIP 21405 | ZIP 21409 | |
|---|---|---|
| 1-unit, detached | 100.0% | 73.5% |
| 1-unit, attached | 0.0% | 21.0% |
| 2 to 4 units | 0.0% | 0.3% |
| 5 to 19 units | 0.0% | 2.5% |
| 20 or more units | 0.0% | 2.7% |
| Mobile home & other | 0.0% | 0.0% |
Poverty & households
| ZIP 21405 | ZIP 21409 | |
|---|---|---|
| Poverty rate | 11.0% | 2.5% |
| Average household size | 2.16 | 2.77 |
| Mean commute (minutes) | — | 31 |
| Median year structure built | 1944 | 1981 |