US Census Data

ZIP 21239 vs ZIP 21240

A side-by-side comparison of ZIP Code 21239 and ZIP Code 21240: population, income, housing, and more.

ZIP 21239 and ZIP 21240 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21239 has the higher population (28,635 vs 0 in ZIP 21240).

Population, income & housing

ZIP 21239ZIP 21240
Population28,6350
Median age36.3 yrs
Median household income$64,288
Median home value$191,200
Median gross rent$1,337
Housing units12,6210
Homeownership rate56.1%
Bachelor's degree or higher33.0%
Unemployment rate5.7%

Trends (ACS 5-year, 2019–2023)

ZIP 21239ZIP 21240
Population30,424 → 28,635 (-5.9%)0 → 0 (+0.0%)
Median household income$55,555 → $64,288 (+15.7%)
Median home value$153,400 → $191,200 (+24.6%)
Median gross rent$1,140 → $1,337 (+17.3%)

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

ZIP 21240

Population
00

Age & race/ethnicity

Age distribution (share)

ZIP 21239ZIP 21240
Under 58.3%
5 to 1713.9%
18 to 2410.5%
25 to 3415.9%
35 to 4410.6%
45 to 5410.4%
55 to 6413.4%
65 to 749.9%
75 and over7.0%

Race & ethnicity (share)

ZIP 21239ZIP 21240
White (non-Hispanic)12.1%
Black or African American75.7%
American Indian & Alaska Native0.0%
Asian4.5%
Native Hawaiian & Pacific Islander0.0%
Some other race0.1%
Two or more races3.2%
Hispanic or Latino4.4%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21239ZIP 21240
No high school diploma6.7%
High school graduate28.1%
Some college or associate's32.2%
Bachelor's degree17.4%
Graduate or professional degree15.5%

Commute to work

How workers get to work (share)

ZIP 21239ZIP 21240
Drove alone61.9%
Carpooled9.3%
Public transit6.1%
Walked3.0%
Bicycle0.0%
Worked from home16.4%
Other means3.3%

Housing

Units in structure (share)

ZIP 21239ZIP 21240
1-unit, detached10.5%
1-unit, attached54.2%
2 to 4 units12.5%
5 to 19 units16.4%
20 or more units6.3%
Mobile home & other0.0%

Poverty & households

ZIP 21239ZIP 21240
Poverty rate11.1%
Average household size2.37
Mean commute (minutes)27
Median year structure built1956

Full profiles

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