US Census Data

ZIP 21655 vs ZIP 21665

A side-by-side comparison of ZIP Code 21655 and ZIP Code 21665: population, income, housing, and more.

ZIP 21655 and ZIP 21665 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21655 has the higher population (4,995 vs 169 in ZIP 21665). ZIP 21665 has the higher median home value ($525,900 vs $291,200 in ZIP 21655). Since 2019, ZIP 21655's population has grown faster (+5.2% vs -21.4%).

Population, income & housing

ZIP 21655ZIP 21665
Population4,995169
Median age42.5 yrs62.5 yrs
Median household income$85,608
Median home value$291,200$525,900
Median gross rent$1,313
Housing units2,041189
Homeownership rate82.2%100.0%
Bachelor's degree or higher25.4%41.8%
Unemployment rate3.4%8.7%

Trends (ACS 5-year, 2019–2023)

ZIP 21655ZIP 21665
Population4,747 → 4,995 (+5.2%)215 → 169 (-21.4%)
Median household income$65,842 → $85,608 (+30.0%)$87,250 → $150,809 (+72.8%)
Median home value$215,800 → $291,200 (+34.9%)$479,400 → $525,900 (+9.7%)
Median gross rent$1,007 → $1,313 (+30.4%)

ZIP 21655

Population
4,7474,995
Median household income
$65,842$85,608
Median home value
$215,800$291,200
Median gross rent
$1,007$1,313

ZIP 21665

Population
215169
Median household income
$87,250$150,809
Median home value
$479,400$525,900

Age & race/ethnicity

Age distribution (share)

ZIP 21655ZIP 21665
Under 54.2%0.0%
5 to 1717.5%6.5%
18 to 247.9%0.0%
25 to 3410.3%0.0%
35 to 4414.4%3.0%
45 to 5412.4%2.4%
55 to 6416.0%40.2%
65 to 7410.0%37.9%
75 and over7.3%10.1%

Race & ethnicity (share)

ZIP 21655ZIP 21665
White (non-Hispanic)79.2%89.3%
Black or African American10.5%0.0%
American Indian & Alaska Native0.0%0.0%
Asian0.3%4.1%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race2.5%0.0%
Two or more races6.0%0.0%
Hispanic or Latino1.5%6.5%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21655ZIP 21665
No high school diploma8.0%10.1%
High school graduate35.1%27.2%
Some college or associate's31.4%20.9%
Bachelor's degree12.6%17.7%
Graduate or professional degree12.9%24.1%

Commute to work

How workers get to work (share)

ZIP 21655ZIP 21665
Drove alone87.2%61.9%
Carpooled3.4%0.0%
Public transit0.0%0.0%
Walked0.7%11.1%
Bicycle0.0%0.0%
Worked from home5.3%27.0%
Other means3.3%0.0%

Housing

Units in structure (share)

ZIP 21655ZIP 21665
1-unit, detached87.3%100.0%
1-unit, attached2.5%0.0%
2 to 4 units2.6%0.0%
5 to 19 units1.4%0.0%
20 or more units0.0%0.0%
Mobile home & other6.2%0.0%

Poverty & households

ZIP 21655ZIP 21665
Poverty rate7.3%13.0%
Average household size2.701.84
Mean commute (minutes)2940
Median year structure built19791995

Full profiles

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ZIP 21655 vs ZIP 21665: Compare Population & Demographics | US Census Data