US Census Data

ZIP 21037 vs ZIP 21042

A side-by-side comparison of ZIP Code 21037 and ZIP Code 21042: population, income, housing, and more.

ZIP 21037 and ZIP 21042 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21042 has the higher population (43,021 vs 20,851 in ZIP 21037). ZIP 21042 has the higher median household income ($190,504 vs $135,541 in ZIP 21037). ZIP 21042 has the higher median home value ($674,700 vs $530,900 in ZIP 21037).

Population, income & housing

ZIP 21037ZIP 21042
Population20,85143,021
Median age41.4 yrs45.0 yrs
Median household income$135,541$190,504
Median home value$530,900$674,700
Median gross rent$2,276$2,253
Housing units8,65215,269
Homeownership rate89.3%85.4%
Bachelor's degree or higher46.2%74.7%
Unemployment rate3.8%2.1%

Trends (ACS 5-year, 2019–2023)

ZIP 21037ZIP 21042
Population21,046 → 20,851 (-0.9%)41,195 → 43,021 (+4.4%)
Median household income$111,284 → $135,541 (+21.8%)$156,812 → $190,504 (+21.5%)
Median home value$413,900 → $530,900 (+28.3%)$600,500 → $674,700 (+12.4%)
Median gross rent$1,737 → $2,276 (+31.0%)$1,750 → $2,253 (+28.7%)

ZIP 21037

Population
21,04620,851
Median household income
$111,284$135,541
Median home value
$413,900$530,900
Median gross rent
$1,737$2,276

ZIP 21042

Population
41,19543,021
Median household income
$156,812$190,504
Median home value
$600,500$674,700
Median gross rent
$1,750$2,253

Age & race/ethnicity

Age distribution (share)

ZIP 21037ZIP 21042
Under 56.6%4.6%
5 to 1715.4%21.2%
18 to 245.7%5.6%
25 to 3412.5%6.4%
35 to 4413.3%12.2%
45 to 5413.5%15.9%
55 to 6416.3%15.2%
65 to 749.3%11.1%
75 and over7.4%7.9%

Race & ethnicity (share)

ZIP 21037ZIP 21042
White (non-Hispanic)85.4%57.0%
Black or African American5.3%4.2%
American Indian & Alaska Native0.0%0.3%
Asian1.0%29.3%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.1%0.8%
Two or more races2.6%4.1%
Hispanic or Latino5.6%4.3%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21037ZIP 21042
No high school diploma5.1%2.5%
High school graduate23.5%8.8%
Some college or associate's25.1%14.0%
Bachelor's degree28.3%33.5%
Graduate or professional degree17.9%41.3%

Commute to work

How workers get to work (share)

ZIP 21037ZIP 21042
Drove alone67.4%67.5%
Carpooled4.8%3.9%
Public transit0.9%0.5%
Walked2.1%0.9%
Bicycle0.0%0.2%
Worked from home24.6%26.2%
Other means0.2%0.8%

Housing

Units in structure (share)

ZIP 21037ZIP 21042
1-unit, detached86.7%76.0%
1-unit, attached10.0%10.0%
2 to 4 units0.6%0.7%
5 to 19 units0.8%8.0%
20 or more units1.8%5.3%
Mobile home & other0.2%0.0%

Poverty & households

ZIP 21037ZIP 21042
Poverty rate4.0%2.7%
Average household size2.622.86
Mean commute (minutes)3429
Median year structure built19841986

Full profiles

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