ZIP 21665 vs ZIP 21666
A side-by-side comparison of ZIP Code 21665 and ZIP Code 21666: population, income, housing, and more.
ZIP 21665 and ZIP 21666 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 21666 has the higher population (14,205 vs 169 in ZIP 21665). ZIP 21665 has the higher median home value ($525,900 vs $478,500 in ZIP 21666). Since 2019, ZIP 21666's population has grown faster (+10.7% vs -21.4%).
Population, income & housing
| ZIP 21665 | ZIP 21666 | |
|---|---|---|
| Population | 169 | 14,205 |
| Median age | 62.5 yrs | 46.4 yrs |
| Median household income | — | $130,426 |
| Median home value | $525,900 | $478,500 |
| Median gross rent | — | $1,755 |
| Housing units | 189 | 5,781 |
| Homeownership rate | 100.0% | 81.4% |
| Bachelor's degree or higher | 41.8% | 42.3% |
| Unemployment rate | 8.7% | 4.6% |
Trends (ACS 5-year, 2019–2023)
| ZIP 21665 | ZIP 21666 | |
|---|---|---|
| Population | 215 → 169 (-21.4%) | 12,836 → 14,205 (+10.7%) |
| Median household income | $87,250 → $150,809 (+72.8%) | $103,241 → $130,426 (+26.3%) |
| Median home value | $479,400 → $525,900 (+9.7%) | $375,500 → $478,500 (+27.4%) |
| Median gross rent | — | $1,539 → $1,755 (+14.0%) |
ZIP 21665
215169
$87,250$150,809
$479,400$525,900
ZIP 21666
12,83614,205
$103,241$130,426
$375,500$478,500
$1,539$1,755
Age & race/ethnicity
Age distribution (share)
| ZIP 21665 | ZIP 21666 | |
|---|---|---|
| Under 5 | 0.0% | 4.5% |
| 5 to 17 | 6.5% | 16.5% |
| 18 to 24 | 0.0% | 7.2% |
| 25 to 34 | 0.0% | 10.4% |
| 35 to 44 | 3.0% | 9.6% |
| 45 to 54 | 2.4% | 14.8% |
| 55 to 64 | 40.2% | 14.9% |
| 65 to 74 | 37.9% | 13.3% |
| 75 and over | 10.1% | 8.8% |
Race & ethnicity (share)
| ZIP 21665 | ZIP 21666 | |
|---|---|---|
| White (non-Hispanic) | 89.3% | 87.9% |
| Black or African American | 0.0% | 3.6% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 4.1% | 1.7% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.2% |
| Two or more races | 0.0% | 5.0% |
| Hispanic or Latino | 6.5% | 1.8% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 21665 | ZIP 21666 | |
|---|---|---|
| No high school diploma | 10.1% | 5.2% |
| High school graduate | 27.2% | 23.1% |
| Some college or associate's | 20.9% | 29.4% |
| Bachelor's degree | 17.7% | 25.9% |
| Graduate or professional degree | 24.1% | 16.4% |
Commute to work
How workers get to work (share)
| ZIP 21665 | ZIP 21666 | |
|---|---|---|
| Drove alone | 61.9% | 79.0% |
| Carpooled | 0.0% | 5.0% |
| Public transit | 0.0% | 0.1% |
| Walked | 11.1% | 0.5% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 27.0% | 14.8% |
| Other means | 0.0% | 0.6% |
Housing
Units in structure (share)
| ZIP 21665 | ZIP 21666 | |
|---|---|---|
| 1-unit, detached | 100.0% | 85.0% |
| 1-unit, attached | 0.0% | 6.7% |
| 2 to 4 units | 0.0% | 1.6% |
| 5 to 19 units | 0.0% | 4.5% |
| 20 or more units | 0.0% | 1.4% |
| Mobile home & other | 0.0% | 0.7% |
Poverty & households
| ZIP 21665 | ZIP 21666 | |
|---|---|---|
| Poverty rate | 13.0% | 4.2% |
| Average household size | 1.84 | 2.57 |
| Mean commute (minutes) | 40 | 31 |
| Median year structure built | 1995 | 1987 |