ZIP 21829 vs ZIP 21830
A side-by-side comparison of ZIP Code 21829 and ZIP Code 21830: population, income, housing, and more.
ZIP 21829 and ZIP 21830 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 21830 has the higher population (5,001 vs 259 in ZIP 21829). ZIP 21829 has the higher median household income ($155,676 vs $110,015 in ZIP 21830). ZIP 21830 has the higher median home value ($244,900 vs $183,300 in ZIP 21829).
Population, income & housing
| ZIP 21829 | ZIP 21830 | |
|---|---|---|
| Population | 259 | 5,001 |
| Median age | 64.5 yrs | 38.9 yrs |
| Median household income | $155,676 | $110,015 |
| Median home value | $183,300 | $244,900 |
| Median gross rent | — | $1,413 |
| Housing units | 216 | 1,872 |
| Homeownership rate | 91.8% | 86.3% |
| Bachelor's degree or higher | 33.6% | 39.2% |
| Unemployment rate | 21.4% | 4.6% |
Trends (ACS 5-year, 2019–2023)
| ZIP 21829 | ZIP 21830 | |
|---|---|---|
| Population | 401 → 259 (-35.4%) | 4,060 → 5,001 (+23.2%) |
| Median household income | $74,837 → $155,676 (+108.0%) | $75,913 → $110,015 (+44.9%) |
| Median home value | $170,800 → $183,300 (+7.3%) | $159,700 → $244,900 (+53.4%) |
| Median gross rent | — | $810 → $1,413 (+74.4%) |
ZIP 21829
401259
$74,837$155,676
$170,800$183,300
ZIP 21830
4,0605,001
$75,913$110,015
$159,700$244,900
$810$1,413
Age & race/ethnicity
Age distribution (share)
| ZIP 21829 | ZIP 21830 | |
|---|---|---|
| Under 5 | 0.0% | 4.3% |
| 5 to 17 | 4.6% | 19.7% |
| 18 to 24 | 2.3% | 15.3% |
| 25 to 34 | 0.0% | 7.5% |
| 35 to 44 | 9.3% | 10.8% |
| 45 to 54 | 5.4% | 16.1% |
| 55 to 64 | 40.2% | 12.8% |
| 65 to 74 | 27.8% | 7.4% |
| 75 and over | 10.4% | 6.3% |
Race & ethnicity (share)
| ZIP 21829 | ZIP 21830 | |
|---|---|---|
| White (non-Hispanic) | 100.0% | 80.3% |
| Black or African American | 0.0% | 13.6% |
| American Indian & Alaska Native | 0.0% | 0.1% |
| Asian | 0.0% | 0.2% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.3% |
| Some other race | 0.0% | 0.5% |
| Two or more races | 0.0% | 2.4% |
| Hispanic or Latino | 0.0% | 2.7% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 21829 | ZIP 21830 | |
|---|---|---|
| No high school diploma | 0.0% | 3.1% |
| High school graduate | 33.2% | 26.7% |
| Some college or associate's | 33.2% | 31.1% |
| Bachelor's degree | 33.6% | 28.3% |
| Graduate or professional degree | 0.0% | 10.9% |
Commute to work
How workers get to work (share)
| ZIP 21829 | ZIP 21830 | |
|---|---|---|
| Drove alone | 82.5% | 79.5% |
| Carpooled | 0.0% | 3.9% |
| Public transit | 0.0% | 0.5% |
| Walked | 0.0% | 0.0% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 7.8% | 14.9% |
| Other means | 9.7% | 1.2% |
Housing
Units in structure (share)
| ZIP 21829 | ZIP 21830 | |
|---|---|---|
| 1-unit, detached | 100.0% | 91.8% |
| 1-unit, attached | 0.0% | 1.2% |
| 2 to 4 units | 0.0% | 0.0% |
| 5 to 19 units | 0.0% | 1.0% |
| 20 or more units | 0.0% | 0.4% |
| Mobile home & other | 0.0% | 5.6% |
Poverty & households
| ZIP 21829 | ZIP 21830 | |
|---|---|---|
| Poverty rate | 5.4% | 6.4% |
| Average household size | 1.77 | 2.77 |
| Mean commute (minutes) | 16 | 26 |
| Median year structure built | 1938 | 1998 |