US Census Data

ZIP 20721 vs ZIP 20723

A side-by-side comparison of ZIP Code 20721 and ZIP Code 20723: population, income, housing, and more.

ZIP 20721 and ZIP 20723 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 20723 has the higher population (36,319 vs 30,342 in ZIP 20721). ZIP 20721 has the higher median household income ($167,689 vs $129,870 in ZIP 20723). ZIP 20721 has the higher median home value ($561,500 vs $508,000 in ZIP 20723).

Population, income & housing

ZIP 20721ZIP 20723
Population30,34236,319
Median age48.1 yrs37.2 yrs
Median household income$167,689$129,870
Median home value$561,500$508,000
Median gross rent$2,394$1,986
Housing units11,28412,866
Homeownership rate89.1%69.6%
Bachelor's degree or higher58.7%60.4%
Unemployment rate5.5%2.8%

Trends (ACS 5-year, 2019–2023)

ZIP 20721ZIP 20723
Population29,730 → 30,342 (+2.1%)35,411 → 36,319 (+2.6%)
Median household income$131,508 → $167,689 (+27.5%)$117,878 → $129,870 (+10.2%)
Median home value$403,800 → $561,500 (+39.1%)$406,800 → $508,000 (+24.9%)
Median gross rent$2,199 → $2,394 (+8.9%)$1,746 → $1,986 (+13.7%)

ZIP 20721

Population
29,73030,342
Median household income
$131,508$167,689
Median home value
$403,800$561,500
Median gross rent
$2,199$2,394

ZIP 20723

Population
35,41136,319
Median household income
$117,878$129,870
Median home value
$406,800$508,000
Median gross rent
$1,746$1,986

Age & race/ethnicity

Age distribution (share)

ZIP 20721ZIP 20723
Under 54.8%7.4%
5 to 1712.8%17.0%
18 to 246.4%9.0%
25 to 348.9%12.9%
35 to 4413.1%15.5%
45 to 5414.6%12.6%
55 to 6417.8%13.0%
65 to 7411.9%8.6%
75 and over9.6%4.0%

Race & ethnicity (share)

ZIP 20721ZIP 20723
White (non-Hispanic)6.1%35.6%
Black or African American84.1%29.5%
American Indian & Alaska Native0.1%0.0%
Asian1.6%16.3%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.3%1.1%
Two or more races4.0%5.0%
Hispanic or Latino3.9%12.6%

Educational attainment (age 25+)

Share of adults 25+

ZIP 20721ZIP 20723
No high school diploma3.4%6.9%
High school graduate14.1%13.3%
Some college or associate's23.9%19.4%
Bachelor's degree25.9%31.9%
Graduate or professional degree32.8%28.4%

Commute to work

How workers get to work (share)

ZIP 20721ZIP 20723
Drove alone65.6%66.7%
Carpooled5.8%7.0%
Public transit5.5%1.7%
Walked0.1%0.4%
Bicycle0.0%0.0%
Worked from home20.2%23.2%
Other means2.8%1.0%

Housing

Units in structure (share)

ZIP 20721ZIP 20723
1-unit, detached72.5%44.4%
1-unit, attached20.7%30.8%
2 to 4 units0.4%1.5%
5 to 19 units3.2%16.3%
20 or more units3.2%6.0%
Mobile home & other0.0%1.1%

Poverty & households

ZIP 20721ZIP 20723
Poverty rate3.6%3.2%
Average household size2.732.94
Mean commute (minutes)3729
Median year structure built19951992

Full profiles

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