ZIP 21015 vs ZIP 21023
A side-by-side comparison of ZIP Code 21015 and ZIP Code 21023: population, income, housing, and more.
ZIP 21015 and ZIP 21023 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 21015 has the higher population (30,451 vs 83 in ZIP 21023). ZIP 21015 has the higher median household income ($137,219 vs $81,438 in ZIP 21023). ZIP 21023 has the higher median home value ($625,000 vs $418,400 in ZIP 21015).
Population, income & housing
| ZIP 21015 | ZIP 21023 | |
|---|---|---|
| Population | 30,451 | 83 |
| Median age | 40.3 yrs | 62.1 yrs |
| Median household income | $137,219 | $81,438 |
| Median home value | $418,400 | $625,000 |
| Median gross rent | $1,730 | — |
| Housing units | 11,584 | 37 |
| Homeownership rate | 90.5% | 81.1% |
| Bachelor's degree or higher | 52.2% | 27.8% |
| Unemployment rate | 4.2% | 0.0% |
Trends (ACS 5-year, 2019–2023)
| ZIP 21015 | ZIP 21023 | |
|---|---|---|
| Population | 29,199 → 30,451 (+4.3%) | 58 → 83 (+43.1%) |
| Median household income | $106,838 → $137,219 (+28.4%) | $210,417 → $81,438 (-61.3%) |
| Median home value | $339,100 → $418,400 (+23.4%) | — |
| Median gross rent | $1,460 → $1,730 (+18.5%) | — |
ZIP 21015
29,19930,451
$106,838$137,219
$339,100$418,400
$1,460$1,730
ZIP 21023
5883
$210,417$81,438
Age & race/ethnicity
Age distribution (share)
| ZIP 21015 | ZIP 21023 | |
|---|---|---|
| Under 5 | 4.3% | 0.0% |
| 5 to 17 | 20.6% | 34.9% |
| 18 to 24 | 8.4% | 0.0% |
| 25 to 34 | 9.0% | 0.0% |
| 35 to 44 | 13.6% | 6.0% |
| 45 to 54 | 14.4% | 6.0% |
| 55 to 64 | 14.7% | 24.1% |
| 65 to 74 | 8.8% | 14.5% |
| 75 and over | 6.1% | 14.5% |
Race & ethnicity (share)
| ZIP 21015 | ZIP 21023 | |
|---|---|---|
| White (non-Hispanic) | 78.9% | 100.0% |
| Black or African American | 7.2% | 0.0% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 5.2% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.9% | 0.0% |
| Two or more races | 3.0% | 0.0% |
| Hispanic or Latino | 4.7% | 0.0% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 21015 | ZIP 21023 | |
|---|---|---|
| No high school diploma | 3.9% | 13.0% |
| High school graduate | 20.0% | 13.0% |
| Some college or associate's | 23.9% | 46.3% |
| Bachelor's degree | 29.2% | 18.5% |
| Graduate or professional degree | 23.1% | 9.3% |
Commute to work
How workers get to work (share)
| ZIP 21015 | ZIP 21023 | |
|---|---|---|
| Drove alone | 77.7% | 61.2% |
| Carpooled | 4.7% | 38.8% |
| Public transit | 0.9% | 0.0% |
| Walked | 0.4% | 0.0% |
| Bicycle | 0.1% | 0.0% |
| Worked from home | 15.5% | 0.0% |
| Other means | 0.7% | 0.0% |
Housing
Units in structure (share)
| ZIP 21015 | ZIP 21023 | |
|---|---|---|
| 1-unit, detached | 64.7% | 100.0% |
| 1-unit, attached | 21.2% | 0.0% |
| 2 to 4 units | 0.4% | 0.0% |
| 5 to 19 units | 10.1% | 0.0% |
| 20 or more units | 2.1% | 0.0% |
| Mobile home & other | 1.5% | 0.0% |
Poverty & households
| ZIP 21015 | ZIP 21023 | |
|---|---|---|
| Poverty rate | 4.8% | 0.0% |
| Average household size | 2.72 | 2.24 |
| Mean commute (minutes) | 33 | 41 |
| Median year structure built | 1991 | 2011 |