US Census Data

ZIP 21056 vs ZIP 21057

A side-by-side comparison of ZIP Code 21056 and ZIP Code 21057: population, income, housing, and more.

ZIP 21056 and ZIP 21057 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21057 has the higher population (4,463 vs 264 in ZIP 21056). ZIP 21056 has the higher median household income ($250,001 vs $170,417 in ZIP 21057). ZIP 21056 has the higher median home value ($2,000,001 vs $609,000 in ZIP 21057).

Population, income & housing

ZIP 21056ZIP 21057
Population2644,463
Median age66.6 yrs42.7 yrs
Median household income$250,001$170,417
Median home value$2,000,001$609,000
Median gross rent$1,672
Housing units2341,664
Homeownership rate100.0%86.6%
Bachelor's degree or higher92.4%58.0%
Unemployment rate0.0%1.7%

Trends (ACS 5-year, 2019–2023)

ZIP 21056ZIP 21057
Population158 → 264 (+67.1%)4,232 → 4,463 (+5.5%)
Median household income$150,583 → $250,001 (+66.0%)$131,250 → $170,417 (+29.8%)
Median home value$1,108,900 → $2,000,001 (+80.4%)$491,700 → $609,000 (+23.9%)
Median gross rent$860 → $1,672 (+94.4%)

ZIP 21056

Population
158264
Median household income
$150,583$250,001
Median home value
$1,108,900$2,000,001

ZIP 21057

Population
4,2324,463
Median household income
$131,250$170,417
Median home value
$491,700$609,000
Median gross rent
$860$1,672

Age & race/ethnicity

Age distribution (share)

ZIP 21056ZIP 21057
Under 50.0%5.7%
5 to 170.0%20.1%
18 to 240.0%5.7%
25 to 340.0%4.3%
35 to 440.0%17.0%
45 to 545.7%9.8%
55 to 6413.6%16.6%
65 to 7472.3%9.0%
75 and over8.3%11.9%

Race & ethnicity (share)

ZIP 21056ZIP 21057
White (non-Hispanic)100.0%83.4%
Black or African American0.0%4.8%
American Indian & Alaska Native0.0%0.1%
Asian0.0%1.7%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races0.0%2.0%
Hispanic or Latino0.0%8.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21056ZIP 21057
No high school diploma0.0%5.0%
High school graduate7.6%12.7%
Some college or associate's0.0%24.3%
Bachelor's degree84.1%33.3%
Graduate or professional degree8.3%24.7%

Commute to work

How workers get to work (share)

ZIP 21056ZIP 21057
Drove alone72.3%76.3%
Carpooled0.0%3.6%
Public transit0.0%0.0%
Walked12.6%1.5%
Bicycle0.0%0.0%
Worked from home15.1%17.4%
Other means0.0%1.2%

Housing

Units in structure (share)

ZIP 21056ZIP 21057
1-unit, detached100.0%86.6%
1-unit, attached0.0%3.5%
2 to 4 units0.0%0.0%
5 to 19 units0.0%3.1%
20 or more units0.0%6.8%
Mobile home & other0.0%0.0%

Poverty & households

ZIP 21056ZIP 21057
Poverty rate0.0%1.5%
Average household size2.032.85
Mean commute (minutes)34
Median year structure built19481971

Full profiles

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ZIP 21056 vs ZIP 21057: Compare Population & Demographics | US Census Data