US Census Data

ZIP 21234 vs ZIP 21239

A side-by-side comparison of ZIP Code 21234 and ZIP Code 21239: population, income, housing, and more.

ZIP 21234 and ZIP 21239 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21234 has the higher population (65,010 vs 28,635 in ZIP 21239). ZIP 21234 has the higher median household income ($83,139 vs $64,288 in ZIP 21239). ZIP 21234 has the higher median home value ($276,000 vs $191,200 in ZIP 21239).

Population, income & housing

ZIP 21234ZIP 21239
Population65,01028,635
Median age40.7 yrs36.3 yrs
Median household income$83,139$64,288
Median home value$276,000$191,200
Median gross rent$1,542$1,337
Housing units29,57512,621
Homeownership rate65.2%56.1%
Bachelor's degree or higher36.5%33.0%
Unemployment rate3.5%5.7%

Trends (ACS 5-year, 2019–2023)

ZIP 21234ZIP 21239
Population68,381 → 65,010 (-4.9%)30,424 → 28,635 (-5.9%)
Median household income$66,714 → $83,139 (+24.6%)$55,555 → $64,288 (+15.7%)
Median home value$222,300 → $276,000 (+24.2%)$153,400 → $191,200 (+24.6%)
Median gross rent$1,284 → $1,542 (+20.1%)$1,140 → $1,337 (+17.3%)

ZIP 21234

Population
68,38165,010
Median household income
$66,714$83,139
Median home value
$222,300$276,000
Median gross rent
$1,284$1,542

ZIP 21239

Population
30,42428,635
Median household income
$55,555$64,288
Median home value
$153,400$191,200
Median gross rent
$1,140$1,337

Age & race/ethnicity

Age distribution (share)

ZIP 21234ZIP 21239
Under 56.0%8.3%
5 to 1714.9%13.9%
18 to 247.0%10.5%
25 to 3413.6%15.9%
35 to 4414.2%10.6%
45 to 5412.7%10.4%
55 to 6412.6%13.4%
65 to 749.5%9.9%
75 and over9.4%7.0%

Race & ethnicity (share)

ZIP 21234ZIP 21239
White (non-Hispanic)57.9%12.1%
Black or African American28.4%75.7%
American Indian & Alaska Native0.1%0.0%
Asian5.1%4.5%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.4%0.1%
Two or more races3.2%3.2%
Hispanic or Latino4.9%4.4%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21234ZIP 21239
No high school diploma7.0%6.7%
High school graduate26.3%28.1%
Some college or associate's30.2%32.2%
Bachelor's degree21.9%17.4%
Graduate or professional degree14.5%15.5%

Commute to work

How workers get to work (share)

ZIP 21234ZIP 21239
Drove alone73.5%61.9%
Carpooled8.7%9.3%
Public transit2.2%6.1%
Walked0.9%3.0%
Bicycle0.0%0.0%
Worked from home13.3%16.4%
Other means1.4%3.3%

Housing

Units in structure (share)

ZIP 21234ZIP 21239
1-unit, detached46.0%10.5%
1-unit, attached24.6%54.2%
2 to 4 units4.9%12.5%
5 to 19 units16.0%16.4%
20 or more units8.3%6.3%
Mobile home & other0.2%0.0%

Poverty & households

ZIP 21234ZIP 21239
Poverty rate7.2%11.1%
Average household size2.362.37
Mean commute (minutes)2827
Median year structure built19641956

Full profiles

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