US Census Data

ZIP 21204 vs ZIP 21209

A side-by-side comparison of ZIP Code 21204 and ZIP Code 21209: population, income, housing, and more.

ZIP 21204 and ZIP 21209 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21209 has the higher population (30,766 vs 19,605 in ZIP 21204). ZIP 21204 has the higher median household income ($98,452 vs $87,669 in ZIP 21209). ZIP 21204 has the higher median home value ($571,800 vs $418,800 in ZIP 21209).

Population, income & housing

ZIP 21204ZIP 21209
Population19,60530,766
Median age34.1 yrs35.5 yrs
Median household income$98,452$87,669
Median home value$571,800$418,800
Median gross rent$1,894$1,640
Housing units9,52912,086
Homeownership rate46.5%57.2%
Bachelor's degree or higher72.6%60.4%
Unemployment rate3.2%4.2%

Trends (ACS 5-year, 2019–2023)

ZIP 21204ZIP 21209
Population21,545 → 19,605 (-9.0%)28,309 → 30,766 (+8.7%)
Median household income$82,655 → $98,452 (+19.1%)$83,202 → $87,669 (+5.4%)
Median home value$456,000 → $571,800 (+25.4%)$320,800 → $418,800 (+30.5%)
Median gross rent$1,601 → $1,894 (+18.3%)$1,336 → $1,640 (+22.8%)

ZIP 21204

Population
21,54519,605
Median household income
$82,655$98,452
Median home value
$456,000$571,800
Median gross rent
$1,601$1,894

ZIP 21209

Population
28,30930,766
Median household income
$83,202$87,669
Median home value
$320,800$418,800
Median gross rent
$1,336$1,640

Age & race/ethnicity

Age distribution (share)

ZIP 21204ZIP 21209
Under 52.9%8.5%
5 to 1713.4%21.6%
18 to 2419.7%5.0%
25 to 3414.5%14.0%
35 to 4410.1%11.9%
45 to 549.8%12.2%
55 to 649.8%10.3%
65 to 749.0%9.1%
75 and over10.8%7.5%

Race & ethnicity (share)

ZIP 21204ZIP 21209
White (non-Hispanic)70.0%66.0%
Black or African American15.0%20.6%
American Indian & Alaska Native0.2%0.0%
Asian5.5%4.9%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.4%0.1%
Two or more races4.5%2.7%
Hispanic or Latino4.3%5.6%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21204ZIP 21209
No high school diploma3.7%4.3%
High school graduate8.9%12.9%
Some college or associate's14.7%22.5%
Bachelor's degree37.6%25.8%
Graduate or professional degree35.0%34.5%

Commute to work

How workers get to work (share)

ZIP 21204ZIP 21209
Drove alone66.6%67.1%
Carpooled5.4%6.0%
Public transit1.6%3.0%
Walked3.9%1.0%
Bicycle0.0%0.0%
Worked from home21.4%21.8%
Other means1.2%1.1%

Housing

Units in structure (share)

ZIP 21204ZIP 21209
1-unit, detached34.5%32.9%
1-unit, attached10.1%14.9%
2 to 4 units4.9%7.5%
5 to 19 units17.3%28.6%
20 or more units33.2%15.4%
Mobile home & other0.0%0.7%

Poverty & households

ZIP 21204ZIP 21209
Poverty rate14.9%7.2%
Average household size2.062.64
Mean commute (minutes)2425
Median year structure built19751974

Full profiles

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ZIP 21204 vs ZIP 21209: Compare Population & Demographics | US Census Data