US Census Data

ZIP 21221 vs ZIP 21228

A side-by-side comparison of ZIP Code 21221 and ZIP Code 21228: population, income, housing, and more.

ZIP 21221 and ZIP 21228 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 43,536 in ZIP 21221). ZIP 21228 has the higher median household income ($107,714 vs $67,368 in ZIP 21221). ZIP 21228 has the higher median home value ($389,200 vs $266,800 in ZIP 21221).

Population, income & housing

ZIP 21221ZIP 21228
Population43,53649,417
Median age41.7 yrs43.1 yrs
Median household income$67,368$107,714
Median home value$266,800$389,200
Median gross rent$1,305$1,631
Housing units18,36420,357
Homeownership rate59.3%71.6%
Bachelor's degree or higher19.8%49.8%
Unemployment rate5.5%4.5%

Trends (ACS 5-year, 2019–2023)

ZIP 21221ZIP 21228
Population42,078 → 43,536 (+3.5%)48,196 → 49,417 (+2.5%)
Median household income$58,171 → $67,368 (+15.8%)$85,442 → $107,714 (+26.1%)
Median home value$201,100 → $266,800 (+32.7%)$308,300 → $389,200 (+26.2%)
Median gross rent$1,075 → $1,305 (+21.4%)$1,439 → $1,631 (+13.3%)

ZIP 21221

Population
42,07843,536
Median household income
$58,171$67,368
Median home value
$201,100$266,800
Median gross rent
$1,075$1,305

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

Age & race/ethnicity

Age distribution (share)

ZIP 21221ZIP 21228
Under 55.2%5.6%
5 to 1716.8%15.4%
18 to 248.1%7.8%
25 to 3412.5%10.9%
35 to 4411.5%12.8%
45 to 5414.9%10.1%
55 to 6414.0%14.2%
65 to 7410.5%11.7%
75 and over6.5%11.5%

Race & ethnicity (share)

ZIP 21221ZIP 21228
White (non-Hispanic)54.2%54.9%
Black or African American31.7%18.4%
American Indian & Alaska Native0.1%0.1%
Asian1.5%13.7%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.2%0.5%
Two or more races5.4%5.0%
Hispanic or Latino7.0%7.4%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21221ZIP 21228
No high school diploma14.0%8.4%
High school graduate39.0%18.1%
Some college or associate's27.3%23.6%
Bachelor's degree11.8%25.9%
Graduate or professional degree8.0%24.0%

Commute to work

How workers get to work (share)

ZIP 21221ZIP 21228
Drove alone71.9%71.2%
Carpooled11.8%5.3%
Public transit5.9%1.9%
Walked1.1%1.8%
Bicycle0.3%0.1%
Worked from home7.1%18.9%
Other means1.9%0.8%

Housing

Units in structure (share)

ZIP 21221ZIP 21228
1-unit, detached41.8%54.0%
1-unit, attached32.6%16.6%
2 to 4 units4.9%5.7%
5 to 19 units13.9%12.3%
20 or more units5.4%11.1%
Mobile home & other1.4%0.2%

Poverty & households

ZIP 21221ZIP 21228
Poverty rate12.8%9.0%
Average household size2.522.44
Mean commute (minutes)3026
Median year structure built19651969

Full profiles

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