ZIP 20639 vs ZIP 20645
A side-by-side comparison of ZIP Code 20639 and ZIP Code 20645: population, income, housing, and more.
ZIP 20639 and ZIP 20645 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 20639 has the higher population (14,969 vs 717 in ZIP 20645). ZIP 20645 has the higher median household income ($176,591 vs $153,375 in ZIP 20639). ZIP 20639 has the higher median home value ($528,400 vs $516,400 in ZIP 20645).
Population, income & housing
| ZIP 20639 | ZIP 20645 | |
|---|---|---|
| Population | 14,969 | 717 |
| Median age | 43.1 yrs | 54.6 yrs |
| Median household income | $153,375 | $176,591 |
| Median home value | $528,400 | $516,400 |
| Median gross rent | $1,588 | — |
| Housing units | 5,182 | 276 |
| Homeownership rate | 92.3% | 95.7% |
| Bachelor's degree or higher | 36.2% | 43.0% |
| Unemployment rate | 3.0% | 0.0% |
Trends (ACS 5-year, 2019–2023)
| ZIP 20639 | ZIP 20645 | |
|---|---|---|
| Population | 15,793 → 14,969 (-5.2%) | 749 → 717 (-4.3%) |
| Median household income | $129,805 → $153,375 (+18.2%) | $123,125 → $176,591 (+43.4%) |
| Median home value | $446,200 → $528,400 (+18.4%) | $350,600 → $516,400 (+47.3%) |
| Median gross rent | $1,690 → $1,588 (-6.0%) | — |
ZIP 20639
15,79314,969
$129,805$153,375
$446,200$528,400
$1,690$1,588
ZIP 20645
749717
$123,125$176,591
$350,600$516,400
Age & race/ethnicity
Age distribution (share)
| ZIP 20639 | ZIP 20645 | |
|---|---|---|
| Under 5 | 4.5% | 0.0% |
| 5 to 17 | 20.6% | 22.9% |
| 18 to 24 | 7.1% | 4.7% |
| 25 to 34 | 8.2% | 0.0% |
| 35 to 44 | 12.2% | 9.1% |
| 45 to 54 | 14.2% | 13.9% |
| 55 to 64 | 16.9% | 21.1% |
| 65 to 74 | 9.7% | 5.7% |
| 75 and over | 6.6% | 22.6% |
Race & ethnicity (share)
| ZIP 20639 | ZIP 20645 | |
|---|---|---|
| White (non-Hispanic) | 78.1% | 88.6% |
| Black or African American | 9.3% | 2.0% |
| American Indian & Alaska Native | 0.0% | 0.6% |
| Asian | 1.0% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.0% |
| Two or more races | 6.8% | 8.9% |
| Hispanic or Latino | 4.8% | 0.0% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 20639 | ZIP 20645 | |
|---|---|---|
| No high school diploma | 4.3% | 2.1% |
| High school graduate | 29.7% | 32.2% |
| Some college or associate's | 29.9% | 22.7% |
| Bachelor's degree | 19.3% | 17.1% |
| Graduate or professional degree | 16.8% | 25.8% |
Commute to work
How workers get to work (share)
| ZIP 20639 | ZIP 20645 | |
|---|---|---|
| Drove alone | 69.8% | 64.0% |
| Carpooled | 8.1% | 0.0% |
| Public transit | 2.2% | 0.0% |
| Walked | 0.5% | 0.0% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 19.3% | 36.0% |
| Other means | 0.2% | 0.0% |
Housing
Units in structure (share)
| ZIP 20639 | ZIP 20645 | |
|---|---|---|
| 1-unit, detached | 97.3% | 100.0% |
| 1-unit, attached | 1.1% | 0.0% |
| 2 to 4 units | 0.0% | 0.0% |
| 5 to 19 units | 0.0% | 0.0% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 1.6% | 0.0% |
Poverty & households
| ZIP 20639 | ZIP 20645 | |
|---|---|---|
| Poverty rate | 3.1% | 0.0% |
| Average household size | 3.00 | 2.60 |
| Mean commute (minutes) | 42 | 62 |
| Median year structure built | 1990 | 1994 |