ZIP 21077 vs ZIP 21078
A side-by-side comparison of ZIP Code 21077 and ZIP Code 21078: population, income, housing, and more.
ZIP 21077 and ZIP 21078 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 21078 has the higher population (20,002 vs 137 in ZIP 21077). ZIP 21077 has the higher median home value ($425,000 vs $355,500 in ZIP 21078). Since 2019, ZIP 21078's population has grown faster (+8.9% vs -50.4%).
Population, income & housing
| ZIP 21077 | ZIP 21078 | |
|---|---|---|
| Population | 137 | 20,002 |
| Median age | 40.3 yrs | 47.4 yrs |
| Median household income | — | $109,451 |
| Median home value | $425,000 | $355,500 |
| Median gross rent | — | $1,331 |
| Housing units | 76 | 8,760 |
| Homeownership rate | 86.8% | 77.4% |
| Bachelor's degree or higher | 65.0% | 40.9% |
| Unemployment rate | 47.1% | 3.5% |
Trends (ACS 5-year, 2019–2023)
| ZIP 21077 | ZIP 21078 | |
|---|---|---|
| Population | 276 → 137 (-50.4%) | 18,366 → 20,002 (+8.9%) |
| Median household income | $114,219 → $180,167 (+57.7%) | $79,489 → $109,451 (+37.7%) |
| Median home value | $343,800 → $425,000 (+23.6%) | $292,700 → $355,500 (+21.5%) |
| Median gross rent | — | $973 → $1,331 (+36.8%) |
ZIP 21077
276137
$114,219$180,167
$343,800$425,000
ZIP 21078
18,36620,002
$79,489$109,451
$292,700$355,500
$973$1,331
Age & race/ethnicity
Age distribution (share)
| ZIP 21077 | ZIP 21078 | |
|---|---|---|
| Under 5 | 0.0% | 4.2% |
| 5 to 17 | 0.0% | 14.6% |
| 18 to 24 | 0.0% | 5.7% |
| 25 to 34 | 43.8% | 12.8% |
| 35 to 44 | 23.4% | 9.8% |
| 45 to 54 | 25.5% | 13.9% |
| 55 to 64 | 0.0% | 17.5% |
| 65 to 74 | 0.0% | 12.7% |
| 75 and over | 7.3% | 8.8% |
Race & ethnicity (share)
| ZIP 21077 | ZIP 21078 | |
|---|---|---|
| White (non-Hispanic) | 76.6% | 74.8% |
| Black or African American | 23.4% | 11.8% |
| 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% | 0.4% |
| Two or more races | 0.0% | 4.9% |
| Hispanic or Latino | 0.0% | 5.4% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 21077 | ZIP 21078 | |
|---|---|---|
| No high school diploma | 0.0% | 7.1% |
| High school graduate | 7.3% | 24.5% |
| Some college or associate's | 27.7% | 27.5% |
| Bachelor's degree | 32.1% | 21.0% |
| Graduate or professional degree | 32.8% | 19.9% |
Commute to work
How workers get to work (share)
| ZIP 21077 | ZIP 21078 | |
|---|---|---|
| Drove alone | 82.6% | 70.0% |
| Carpooled | 0.0% | 8.4% |
| Public transit | 0.0% | 1.2% |
| Walked | 0.0% | 2.5% |
| Bicycle | 0.0% | 0.3% |
| Worked from home | 17.4% | 16.3% |
| Other means | 0.0% | 1.2% |
Housing
Units in structure (share)
| ZIP 21077 | ZIP 21078 | |
|---|---|---|
| 1-unit, detached | 48.7% | 59.2% |
| 1-unit, attached | 38.2% | 18.0% |
| 2 to 4 units | 13.2% | 6.5% |
| 5 to 19 units | 0.0% | 8.5% |
| 20 or more units | 0.0% | 3.5% |
| Mobile home & other | 0.0% | 4.2% |
Poverty & households
| ZIP 21077 | ZIP 21078 | |
|---|---|---|
| Poverty rate | 0.0% | 9.2% |
| Average household size | 1.80 | 2.39 |
| Mean commute (minutes) | 72 | 28 |
| Median year structure built | 1994 | 1987 |