US Census Data

ZIP 21838 vs ZIP 21842

A side-by-side comparison of ZIP Code 21838 and ZIP Code 21842: population, income, housing, and more.

ZIP 21838 and ZIP 21842 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21842 has the higher population (11,121 vs 1,975 in ZIP 21838). ZIP 21838 has the higher median household income ($85,577 vs $75,372 in ZIP 21842). ZIP 21842 has the higher median home value ($415,900 vs $179,200 in ZIP 21838).

Population, income & housing

ZIP 21838ZIP 21842
Population1,97511,121
Median age46.2 yrs53.7 yrs
Median household income$85,577$75,372
Median home value$179,200$415,900
Median gross rent$1,516$1,258
Housing units92832,684
Homeownership rate92.8%73.6%
Bachelor's degree or higher19.6%39.3%
Unemployment rate6.0%7.3%

Trends (ACS 5-year, 2019–2023)

ZIP 21838ZIP 21842
Population1,657 → 1,975 (+19.2%)10,655 → 11,121 (+4.4%)
Median household income$70,550 → $85,577 (+21.3%)$55,064 → $75,372 (+36.9%)
Median home value$136,400 → $179,200 (+31.4%)$308,400 → $415,900 (+34.9%)
Median gross rent$1,028 → $1,516 (+47.5%)$1,078 → $1,258 (+16.7%)

ZIP 21838

Population
1,6571,975
Median household income
$70,550$85,577
Median home value
$136,400$179,200
Median gross rent
$1,028$1,516

ZIP 21842

Population
10,65511,121
Median household income
$55,064$75,372
Median home value
$308,400$415,900
Median gross rent
$1,078$1,258

Age & race/ethnicity

Age distribution (share)

ZIP 21838ZIP 21842
Under 57.3%4.7%
5 to 1713.5%8.4%
18 to 2411.4%7.8%
25 to 346.9%10.7%
35 to 4410.3%8.8%
45 to 5419.6%11.0%
55 to 6413.3%20.4%
65 to 7414.5%18.1%
75 and over3.1%10.0%

Race & ethnicity (share)

ZIP 21838ZIP 21842
White (non-Hispanic)86.0%85.9%
Black or African American4.6%2.5%
American Indian & Alaska Native0.2%0.2%
Asian0.0%0.7%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%1.1%
Two or more races6.8%1.7%
Hispanic or Latino2.4%7.9%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21838ZIP 21842
No high school diploma10.0%4.9%
High school graduate43.4%28.4%
Some college or associate's27.0%27.4%
Bachelor's degree16.0%24.0%
Graduate or professional degree3.6%15.4%

Commute to work

How workers get to work (share)

ZIP 21838ZIP 21842
Drove alone84.2%74.6%
Carpooled7.1%3.6%
Public transit0.0%0.9%
Walked0.0%3.6%
Bicycle0.0%3.0%
Worked from home8.7%12.6%
Other means0.0%1.7%

Housing

Units in structure (share)

ZIP 21838ZIP 21842
1-unit, detached90.8%15.1%
1-unit, attached0.0%12.9%
2 to 4 units0.0%5.5%
5 to 19 units1.7%20.2%
20 or more units0.0%42.6%
Mobile home & other7.4%3.6%

Poverty & households

ZIP 21838ZIP 21842
Poverty rate4.4%8.2%
Average household size2.721.91
Mean commute (minutes)2419
Median year structure built19771983

Full profiles

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ZIP 21838 vs ZIP 21842: Compare Population & Demographics | US Census Data