US Census Data

ZIP 21023 vs ZIP 21028

A side-by-side comparison of ZIP Code 21023 and ZIP Code 21028: population, income, housing, and more.

ZIP 21023 and ZIP 21028 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21028 has the higher population (2,872 vs 83 in ZIP 21023). ZIP 21028 has the higher median household income ($133,583 vs $81,438 in ZIP 21023). ZIP 21023 has the higher median home value ($625,000 vs $476,400 in ZIP 21028).

Population, income & housing

ZIP 21023ZIP 21028
Population832,872
Median age62.1 yrs44.4 yrs
Median household income$81,438$133,583
Median home value$625,000$476,400
Median gross rent$1,733
Housing units371,127
Homeownership rate81.1%84.8%
Bachelor's degree or higher27.8%50.0%
Unemployment rate0.0%0.3%

Trends (ACS 5-year, 2019–2023)

ZIP 21023ZIP 21028
Population58 → 83 (+43.1%)2,783 → 2,872 (+3.2%)
Median household income$210,417 → $81,438 (-61.3%)$108,872 → $133,583 (+22.7%)
Median home value$380,900 → $476,400 (+25.1%)
Median gross rent$1,357 → $1,733 (+27.7%)

ZIP 21023

Population
5883
Median household income
$210,417$81,438

ZIP 21028

Population
2,7832,872
Median household income
$108,872$133,583
Median home value
$380,900$476,400
Median gross rent
$1,357$1,733

Age & race/ethnicity

Age distribution (share)

ZIP 21023ZIP 21028
Under 50.0%3.2%
5 to 1734.9%14.7%
18 to 240.0%11.0%
25 to 340.0%8.5%
35 to 446.0%14.4%
45 to 546.0%12.1%
55 to 6424.1%15.4%
65 to 7414.5%12.0%
75 and over14.5%8.8%

Race & ethnicity (share)

ZIP 21023ZIP 21028
White (non-Hispanic)100.0%85.7%
Black or African American0.0%1.3%
American Indian & Alaska Native0.0%0.0%
Asian0.0%1.4%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%4.8%
Two or more races0.0%1.7%
Hispanic or Latino0.0%5.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21023ZIP 21028
No high school diploma13.0%3.8%
High school graduate13.0%27.1%
Some college or associate's46.3%19.1%
Bachelor's degree18.5%23.6%
Graduate or professional degree9.3%26.4%

Commute to work

How workers get to work (share)

ZIP 21023ZIP 21028
Drove alone61.2%71.7%
Carpooled38.8%5.7%
Public transit0.0%0.0%
Walked0.0%1.0%
Bicycle0.0%0.0%
Worked from home0.0%21.7%
Other means0.0%0.0%

Housing

Units in structure (share)

ZIP 21023ZIP 21028
1-unit, detached100.0%95.9%
1-unit, attached0.0%2.8%
2 to 4 units0.0%1.3%
5 to 19 units0.0%0.0%
20 or more units0.0%0.0%
Mobile home & other0.0%0.0%

Poverty & households

ZIP 21023ZIP 21028
Poverty rate0.0%2.2%
Average household size2.242.92
Mean commute (minutes)4132
Median year structure built20111973

Full profiles

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