US Census Data

ZIP 21520 vs ZIP 21529

A side-by-side comparison of ZIP Code 21520 and ZIP Code 21529: population, income, housing, and more.

ZIP 21520 and ZIP 21529 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21520 has the higher population (2,327 vs 516 in ZIP 21529). ZIP 21520 has the higher median household income ($63,631 vs $34,167 in ZIP 21529). ZIP 21520 has the higher median home value ($275,500 vs $145,200 in ZIP 21529).

Population, income & housing

ZIP 21520ZIP 21529
Population2,327516
Median age39.4 yrs51.5 yrs
Median household income$63,631$34,167
Median home value$275,500$145,200
Median gross rent$681
Housing units1,028304
Homeownership rate79.1%73.0%
Bachelor's degree or higher28.5%3.1%
Unemployment rate1.3%9.0%

Trends (ACS 5-year, 2019–2023)

ZIP 21520ZIP 21529
Population2,200 → 2,327 (+5.8%)434 → 516 (+18.9%)
Median household income$58,625 → $63,631 (+8.5%)$44,524 → $34,167 (-23.3%)
Median home value$241,700 → $275,500 (+14.0%)$116,700 → $145,200 (+24.4%)
Median gross rent$673 → $681 (+1.2%)$960 → $850 (-11.5%)

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

ZIP 21529

Population
434516
Median household income
$44,524$34,167
Median home value
$116,700$145,200
Median gross rent
$960$850

Age & race/ethnicity

Age distribution (share)

ZIP 21520ZIP 21529
Under 54.2%1.6%
5 to 1719.4%8.1%
18 to 2412.5%14.7%
25 to 347.6%8.7%
35 to 4416.2%4.7%
45 to 5413.3%13.8%
55 to 6410.2%16.3%
65 to 7411.0%11.0%
75 and over5.6%21.1%

Race & ethnicity (share)

ZIP 21520ZIP 21529
White (non-Hispanic)90.5%92.2%
Black or African American3.5%0.0%
American Indian & Alaska Native0.0%0.0%
Asian1.9%0.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races2.7%6.8%
Hispanic or Latino1.4%1.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21520ZIP 21529
No high school diploma6.7%19.5%
High school graduate35.0%52.3%
Some college or associate's29.8%25.1%
Bachelor's degree10.6%2.1%
Graduate or professional degree18.0%1.0%

Commute to work

How workers get to work (share)

ZIP 21520ZIP 21529
Drove alone77.2%93.5%
Carpooled6.8%6.5%
Public transit0.5%0.0%
Walked2.5%0.0%
Bicycle0.0%0.0%
Worked from home12.0%0.0%
Other means1.0%0.0%

Housing

Units in structure (share)

ZIP 21520ZIP 21529
1-unit, detached76.8%96.1%
1-unit, attached6.9%0.0%
2 to 4 units4.3%3.9%
5 to 19 units0.5%0.0%
20 or more units6.1%0.0%
Mobile home & other5.4%0.0%

Poverty & households

ZIP 21520ZIP 21529
Poverty rate7.9%17.2%
Average household size2.501.86
Mean commute (minutes)2027
Median year structure built19801962

Full profiles

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