ZIP 20615 vs ZIP 20621
A side-by-side comparison of ZIP Code 20615 and ZIP Code 20621: population, income, housing, and more.
ZIP 20615 and ZIP 20621 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 20621 has the higher population (902 vs 422 in ZIP 20615). ZIP 20621 has the higher median home value ($562,500 vs $478,900 in ZIP 20615). Since 2019, ZIP 20615's population has grown faster (+0.2% vs -6.0%).
Population, income & housing
| ZIP 20615 | ZIP 20621 | |
|---|---|---|
| Population | 422 | 902 |
| Median age | 49.9 yrs | 60.2 yrs |
| Median household income | $191,944 | — |
| Median home value | $478,900 | $562,500 |
| Housing units | 203 | 636 |
| Homeownership rate | 100.0% | 97.5% |
| Bachelor's degree or higher | 27.3% | 8.5% |
| Unemployment rate | 0.0% | 4.3% |
Trends (ACS 5-year, 2019–2023)
| ZIP 20615 | ZIP 20621 | |
|---|---|---|
| Population | 421 → 422 (+0.2%) | 960 → 902 (-6.0%) |
| Median household income | $112,130 → $191,944 (+71.2%) | $70,278 → $47,978 (-31.7%) |
| Median home value | $531,300 → $478,900 (-9.9%) | $443,200 → $562,500 (+26.9%) |
ZIP 20615
421422
$112,130$191,944
$531,300$478,900
ZIP 20621
960902
$70,278$47,978
$443,200$562,500
Age & race/ethnicity
Age distribution (share)
| ZIP 20615 | ZIP 20621 | |
|---|---|---|
| Under 5 | 0.0% | 0.0% |
| 5 to 17 | 7.8% | 7.4% |
| 18 to 24 | 9.7% | 8.0% |
| 25 to 34 | 6.6% | 2.2% |
| 35 to 44 | 16.8% | 7.9% |
| 45 to 54 | 19.2% | 17.8% |
| 55 to 64 | 16.6% | 32.5% |
| 65 to 74 | 19.7% | 10.8% |
| 75 and over | 3.6% | 13.4% |
Race & ethnicity (share)
| ZIP 20615 | ZIP 20621 | |
|---|---|---|
| White (non-Hispanic) | 94.5% | 92.5% |
| Black or African American | 0.0% | 7.5% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 0.0% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.0% |
| Two or more races | 5.5% | 0.0% |
| Hispanic or Latino | 0.0% | 0.0% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 20615 | ZIP 20621 | |
|---|---|---|
| No high school diploma | 7.8% | 6.4% |
| High school graduate | 11.5% | 62.3% |
| Some college or associate's | 53.4% | 22.8% |
| Bachelor's degree | 12.4% | 3.8% |
| Graduate or professional degree | 14.9% | 4.7% |
Commute to work
How workers get to work (share)
| ZIP 20615 | ZIP 20621 | |
|---|---|---|
| Drove alone | 94.5% | 89.9% |
| Carpooled | 0.0% | 2.1% |
| Public transit | 0.0% | 0.0% |
| Walked | 0.0% | 0.0% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 5.5% | 8.1% |
| Other means | 0.0% | 0.0% |
Housing
Units in structure (share)
| ZIP 20615 | ZIP 20621 | |
|---|---|---|
| 1-unit, detached | 100.0% | 100.0% |
| 1-unit, attached | 0.0% | 0.0% |
| 2 to 4 units | 0.0% | 0.0% |
| 5 to 19 units | 0.0% | 0.0% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 0.0% | 0.0% |
Poverty & households
| ZIP 20615 | ZIP 20621 | |
|---|---|---|
| Poverty rate | 0.0% | 12.2% |
| Average household size | 2.64 | 2.06 |
| Mean commute (minutes) | 61 | 59 |
| Median year structure built | 1983 | 1978 |