US Census Data

ZIP 21228 vs ZIP 21237

A side-by-side comparison of ZIP Code 21228 and ZIP Code 21237: population, income, housing, and more.

ZIP 21228 and ZIP 21237 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21228 has the higher population (49,417 vs 30,851 in ZIP 21237). ZIP 21228 has the higher median household income ($107,714 vs $90,269 in ZIP 21237). ZIP 21228 has the higher median home value ($389,200 vs $280,400 in ZIP 21237).

Population, income & housing

ZIP 21228ZIP 21237
Population49,41730,851
Median age43.1 yrs42.3 yrs
Median household income$107,714$90,269
Median home value$389,200$280,400
Median gross rent$1,631$1,440
Housing units20,35713,171
Homeownership rate71.6%62.0%
Bachelor's degree or higher49.8%26.7%
Unemployment rate4.5%5.9%

Trends (ACS 5-year, 2019–2023)

ZIP 21228ZIP 21237
Population48,196 → 49,417 (+2.5%)30,129 → 30,851 (+2.4%)
Median household income$85,442 → $107,714 (+26.1%)$69,226 → $90,269 (+30.4%)
Median home value$308,300 → $389,200 (+26.2%)$215,200 → $280,400 (+30.3%)
Median gross rent$1,439 → $1,631 (+13.3%)$1,200 → $1,440 (+20.0%)

ZIP 21228

Population
48,19649,417
Median household income
$85,442$107,714
Median home value
$308,300$389,200
Median gross rent
$1,439$1,631

ZIP 21237

Population
30,12930,851
Median household income
$69,226$90,269
Median home value
$215,200$280,400
Median gross rent
$1,200$1,440

Age & race/ethnicity

Age distribution (share)

ZIP 21228ZIP 21237
Under 55.6%4.8%
5 to 1715.4%12.1%
18 to 247.8%7.4%
25 to 3410.9%14.5%
35 to 4412.8%14.6%
45 to 5410.1%14.5%
55 to 6414.2%14.8%
65 to 7411.7%11.4%
75 and over11.5%5.9%

Race & ethnicity (share)

ZIP 21228ZIP 21237
White (non-Hispanic)54.9%42.4%
Black or African American18.4%38.1%
American Indian & Alaska Native0.1%0.5%
Asian13.7%6.8%
Native Hawaiian & Pacific Islander0.0%0.1%
Some other race0.5%0.6%
Two or more races5.0%2.8%
Hispanic or Latino7.4%8.8%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21228ZIP 21237
No high school diploma8.4%7.7%
High school graduate18.1%31.1%
Some college or associate's23.6%34.5%
Bachelor's degree25.9%16.7%
Graduate or professional degree24.0%10.0%

Commute to work

How workers get to work (share)

ZIP 21228ZIP 21237
Drove alone71.2%69.3%
Carpooled5.3%10.4%
Public transit1.9%3.4%
Walked1.8%3.6%
Bicycle0.1%0.0%
Worked from home18.9%9.7%
Other means0.8%3.7%

Housing

Units in structure (share)

ZIP 21228ZIP 21237
1-unit, detached54.0%49.5%
1-unit, attached16.6%15.1%
2 to 4 units5.7%1.9%
5 to 19 units12.3%26.2%
20 or more units11.1%6.7%
Mobile home & other0.2%0.7%

Poverty & households

ZIP 21228ZIP 21237
Poverty rate9.0%9.3%
Average household size2.442.47
Mean commute (minutes)2629
Median year structure built19691980

Full profiles

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