US Census Data

ZIP 21502 vs ZIP 21520

A side-by-side comparison of ZIP Code 21502 and ZIP Code 21520: population, income, housing, and more.

ZIP 21502 and ZIP 21520 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21502 has the higher population (41,810 vs 2,327 in ZIP 21520). ZIP 21520 has the higher median household income ($63,631 vs $58,721 in ZIP 21502). ZIP 21520 has the higher median home value ($275,500 vs $151,400 in ZIP 21502).

Population, income & housing

ZIP 21502ZIP 21520
Population41,8102,327
Median age43.1 yrs39.4 yrs
Median household income$58,721$63,631
Median home value$151,400$275,500
Median gross rent$771$681
Housing units19,5621,028
Homeownership rate69.9%79.1%
Bachelor's degree or higher20.3%28.5%
Unemployment rate5.5%1.3%

Trends (ACS 5-year, 2019–2023)

ZIP 21502ZIP 21520
Population42,391 → 41,810 (-1.4%)2,200 → 2,327 (+5.8%)
Median household income$46,498 → $58,721 (+26.3%)$58,625 → $63,631 (+8.5%)
Median home value$126,700 → $151,400 (+19.5%)$241,700 → $275,500 (+14.0%)
Median gross rent$683 → $771 (+12.9%)$673 → $681 (+1.2%)

ZIP 21502

Population
42,39141,810
Median household income
$46,498$58,721
Median home value
$126,700$151,400
Median gross rent
$683$771

ZIP 21520

Population
2,2002,327
Median household income
$58,625$63,631
Median home value
$241,700$275,500
Median gross rent
$673$681

Age & race/ethnicity

Age distribution (share)

ZIP 21502ZIP 21520
Under 54.5%4.2%
5 to 1712.8%19.4%
18 to 249.1%12.5%
25 to 3412.7%7.6%
35 to 4413.3%16.2%
45 to 5412.8%13.3%
55 to 6413.4%10.2%
65 to 7411.3%11.0%
75 and over10.1%5.6%

Race & ethnicity (share)

ZIP 21502ZIP 21520
White (non-Hispanic)83.2%90.5%
Black or African American9.4%3.5%
American Indian & Alaska Native0.1%0.0%
Asian0.8%1.9%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.2%0.0%
Two or more races4.2%2.7%
Hispanic or Latino2.1%1.4%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21502ZIP 21520
No high school diploma11.5%6.7%
High school graduate39.6%35.0%
Some college or associate's28.6%29.8%
Bachelor's degree12.2%10.6%
Graduate or professional degree8.2%18.0%

Commute to work

How workers get to work (share)

ZIP 21502ZIP 21520
Drove alone78.6%77.2%
Carpooled7.9%6.8%
Public transit0.4%0.5%
Walked2.2%2.5%
Bicycle0.0%0.0%
Worked from home10.1%12.0%
Other means0.9%1.0%

Housing

Units in structure (share)

ZIP 21502ZIP 21520
1-unit, detached71.5%76.8%
1-unit, attached6.2%6.9%
2 to 4 units8.6%4.3%
5 to 19 units5.7%0.5%
20 or more units5.9%6.1%
Mobile home & other2.1%5.4%

Poverty & households

ZIP 21502ZIP 21520
Poverty rate16.1%7.9%
Average household size2.202.50
Mean commute (minutes)2020
Median year structure built19561980

Full profiles

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