US Census Data

ZIP 21771 vs ZIP 21773

A side-by-side comparison of ZIP Code 21771 and ZIP Code 21773: population, income, housing, and more.

ZIP 21771 and ZIP 21773 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21771 has the higher population (32,827 vs 5,619 in ZIP 21773). ZIP 21771 has the higher median household income ($154,844 vs $152,839 in ZIP 21773). ZIP 21771 has the higher median home value ($532,200 vs $475,700 in ZIP 21773).

Population, income & housing

ZIP 21771ZIP 21773
Population32,8275,619
Median age41.4 yrs43.3 yrs
Median household income$154,844$152,839
Median home value$532,200$475,700
Median gross rent$2,117$1,699
Housing units11,4012,134
Homeownership rate92.9%93.2%
Bachelor's degree or higher46.1%46.0%
Unemployment rate3.8%5.0%

Trends (ACS 5-year, 2019–2023)

ZIP 21771ZIP 21773
Population29,901 → 32,827 (+9.8%)5,431 → 5,619 (+3.5%)
Median household income$129,615 → $154,844 (+19.5%)$105,519 → $152,839 (+44.8%)
Median home value$411,000 → $532,200 (+29.5%)$347,800 → $475,700 (+36.8%)
Median gross rent$1,508 → $2,117 (+40.4%)$1,031 → $1,699 (+64.8%)

ZIP 21771

Population
29,90132,827
Median household income
$129,615$154,844
Median home value
$411,000$532,200
Median gross rent
$1,508$2,117

ZIP 21773

Population
5,4315,619
Median household income
$105,519$152,839
Median home value
$347,800$475,700
Median gross rent
$1,031$1,699

Age & race/ethnicity

Age distribution (share)

ZIP 21771ZIP 21773
Under 56.3%3.8%
5 to 1717.1%20.1%
18 to 247.9%7.8%
25 to 349.9%7.5%
35 to 4412.7%12.9%
45 to 5414.9%15.4%
55 to 6415.8%16.3%
65 to 749.3%7.8%
75 and over6.1%8.4%

Race & ethnicity (share)

ZIP 21771ZIP 21773
White (non-Hispanic)81.7%87.6%
Black or African American4.5%2.0%
American Indian & Alaska Native0.1%0.0%
Asian2.0%2.5%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.5%0.0%
Two or more races2.4%3.0%
Hispanic or Latino8.8%5.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21771ZIP 21773
No high school diploma4.8%3.8%
High school graduate22.7%27.0%
Some college or associate's26.4%23.2%
Bachelor's degree25.6%24.4%
Graduate or professional degree20.5%21.6%

Commute to work

How workers get to work (share)

ZIP 21771ZIP 21773
Drove alone72.8%67.4%
Carpooled6.6%6.0%
Public transit0.6%0.6%
Walked0.8%0.9%
Bicycle0.0%0.0%
Worked from home18.7%24.1%
Other means0.5%1.0%

Housing

Units in structure (share)

ZIP 21771ZIP 21773
1-unit, detached87.2%91.0%
1-unit, attached9.6%6.5%
2 to 4 units0.7%0.6%
5 to 19 units0.0%0.1%
20 or more units0.3%0.0%
Mobile home & other2.2%1.8%

Poverty & households

ZIP 21771ZIP 21773
Poverty rate3.5%3.0%
Average household size3.002.97
Mean commute (minutes)3636
Median year structure built19871984

Full profiles

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ZIP 21771 vs ZIP 21773: Compare Population & Demographics | US Census Data