US Census Data

ZIP 21031 vs ZIP 21037

A side-by-side comparison of ZIP Code 21031 and ZIP Code 21037: population, income, housing, and more.

ZIP 21031 and ZIP 21037 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21037 has the higher population (20,851 vs 25 in ZIP 21031).

Population, income & housing

ZIP 21031ZIP 21037
Population2520,851
Median age41.4 yrs
Median household income$135,541
Median home value$530,900
Median gross rent$2,276
Housing units188,652
Homeownership rate0.0%89.3%
Bachelor's degree or higher0.0%46.2%
Unemployment rate0.0%3.8%

Trends (ACS 5-year, 2019–2023)

ZIP 21031ZIP 21037
Population0 → 25 (+0.0%)21,046 → 20,851 (-0.9%)
Median household income$111,284 → $135,541 (+21.8%)
Median home value$413,900 → $530,900 (+28.3%)
Median gross rent$1,737 → $2,276 (+31.0%)

ZIP 21031

Population
025

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

Age & race/ethnicity

Age distribution (share)

ZIP 21031ZIP 21037
Under 528.0%6.6%
5 to 170.0%15.4%
18 to 240.0%5.7%
25 to 3472.0%12.5%
35 to 440.0%13.3%
45 to 540.0%13.5%
55 to 640.0%16.3%
65 to 740.0%9.3%
75 and over0.0%7.4%

Race & ethnicity (share)

ZIP 21031ZIP 21037
White (non-Hispanic)0.0%85.4%
Black or African American100.0%5.3%
American Indian & Alaska Native0.0%0.0%
Asian0.0%1.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.1%
Two or more races0.0%2.6%
Hispanic or Latino0.0%5.6%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21031ZIP 21037
No high school diploma0.0%5.1%
High school graduate0.0%23.5%
Some college or associate's100.0%25.1%
Bachelor's degree0.0%28.3%
Graduate or professional degree0.0%17.9%

Commute to work

How workers get to work (share)

ZIP 21031ZIP 21037
Drove alone0.0%67.4%
Carpooled0.0%4.8%
Public transit0.0%0.9%
Walked100.0%2.1%
Bicycle0.0%0.0%
Worked from home0.0%24.6%
Other means0.0%0.2%

Housing

Units in structure (share)

ZIP 21031ZIP 21037
1-unit, detached0.0%86.7%
1-unit, attached100.0%10.0%
2 to 4 units0.0%0.6%
5 to 19 units0.0%0.8%
20 or more units0.0%1.8%
Mobile home & other0.0%0.2%

Poverty & households

ZIP 21031ZIP 21037
Poverty rate0.0%4.0%
Average household size1.392.62
Mean commute (minutes)34
Median year structure built1984

Full profiles

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