ZIP 21540 vs ZIP 21543
A side-by-side comparison of ZIP Code 21540 and ZIP Code 21543: population, income, housing, and more.
ZIP 21540 and ZIP 21543 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 21543 has the higher population (325 vs 93 in ZIP 21540). ZIP 21543 has the higher median home value ($186,000 vs $50,000 in ZIP 21540). Since 2019, ZIP 21543's population has grown faster (+17.8% vs -8.8%).
Population, income & housing
| ZIP 21540 | ZIP 21543 | |
|---|---|---|
| Population | 93 | 325 |
| Median age | 44.3 yrs | 42.8 yrs |
| Median household income | $73,125 | — |
| Median home value | $50,000 | $186,000 |
| Median gross rent | $638 | $775 |
| Housing units | 55 | 226 |
| Homeownership rate | 81.1% | 90.3% |
| Bachelor's degree or higher | 14.3% | 8.0% |
| Unemployment rate | 3.6% | 23.6% |
Trends (ACS 5-year, 2019–2023)
| ZIP 21540 | ZIP 21543 | |
|---|---|---|
| Population | 102 → 93 (-8.8%) | 276 → 325 (+17.8%) |
| Median household income | $38,409 → $73,125 (+90.4%) | $34,545 → $33,750 (-2.3%) |
| Median home value | $25,000 → $50,000 (+100.0%) | $130,100 → $186,000 (+43.0%) |
| Median gross rent | $581 → $638 (+9.8%) | — |
ZIP 21540
10293
$38,409$73,125
$25,000$50,000
$581$638
ZIP 21543
276325
$34,545$33,750
$130,100$186,000
Age & race/ethnicity
Age distribution (share)
| ZIP 21540 | ZIP 21543 | |
|---|---|---|
| Under 5 | 1.1% | 0.0% |
| 5 to 17 | 25.8% | 2.5% |
| 18 to 24 | 5.4% | 5.5% |
| 25 to 34 | 8.6% | 35.1% |
| 35 to 44 | 16.1% | 8.3% |
| 45 to 54 | 30.1% | 13.8% |
| 55 to 64 | 8.6% | 6.2% |
| 65 to 74 | 2.2% | 28.6% |
| 75 and over | 2.2% | 0.0% |
Race & ethnicity (share)
| ZIP 21540 | ZIP 21543 | |
|---|---|---|
| White (non-Hispanic) | 97.8% | 98.2% |
| Black or African American | 1.1% | 1.8% |
| 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 | 0.0% | 0.0% |
| Hispanic or Latino | 1.1% | 0.0% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 21540 | ZIP 21543 | |
|---|---|---|
| No high school diploma | 7.9% | 10.7% |
| High school graduate | 66.7% | 49.5% |
| Some college or associate's | 11.1% | 31.8% |
| Bachelor's degree | 11.1% | 0.0% |
| Graduate or professional degree | 3.2% | 8.0% |
Commute to work
How workers get to work (share)
| ZIP 21540 | ZIP 21543 | |
|---|---|---|
| Drove alone | 94.3% | 90.4% |
| Carpooled | 0.0% | 4.3% |
| Public transit | 0.0% | 0.0% |
| Walked | 5.7% | 0.0% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 0.0% | 5.3% |
| Other means | 0.0% | 0.0% |
Housing
Units in structure (share)
| ZIP 21540 | ZIP 21543 | |
|---|---|---|
| 1-unit, detached | 61.8% | 97.3% |
| 1-unit, attached | 36.4% | 0.0% |
| 2 to 4 units | 1.8% | 1.3% |
| 5 to 19 units | 0.0% | 1.3% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 0.0% | 0.0% |
Poverty & households
| ZIP 21540 | ZIP 21543 | |
|---|---|---|
| Poverty rate | 5.4% | 0.0% |
| Average household size | 2.43 | 1.66 |
| Mean commute (minutes) | 26 | 33 |
| Median year structure built | 1938 | 1971 |