US Census Data

ZIP 21791 vs ZIP 21794

A side-by-side comparison of ZIP Code 21791 and ZIP Code 21794: population, income, housing, and more.

ZIP 21791 and ZIP 21794 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21791 has the higher population (4,734 vs 2,326 in ZIP 21794). ZIP 21794 has the higher median household income ($223,833 vs $90,460 in ZIP 21791). ZIP 21794 has the higher median home value ($977,200 vs $370,300 in ZIP 21791).

Population, income & housing

ZIP 21791ZIP 21794
Population4,7342,326
Median age40.9 yrs42.2 yrs
Median household income$90,460$223,833
Median home value$370,300$977,200
Median gross rent$1,320
Housing units1,975700
Homeownership rate83.6%99.6%
Bachelor's degree or higher26.3%58.0%
Unemployment rate2.4%2.4%

Trends (ACS 5-year, 2019–2023)

ZIP 21791ZIP 21794
Population5,245 → 4,734 (-9.7%)2,277 → 2,326 (+2.2%)
Median household income$86,725 → $90,460 (+4.3%)$171,250 → $223,833 (+30.7%)
Median home value$324,900 → $370,300 (+14.0%)$705,700 → $977,200 (+38.5%)
Median gross rent$1,069 → $1,320 (+23.5%)

ZIP 21791

Population
5,2454,734
Median household income
$86,725$90,460
Median home value
$324,900$370,300
Median gross rent
$1,069$1,320

ZIP 21794

Population
2,2772,326
Median household income
$171,250$223,833
Median home value
$705,700$977,200

Age & race/ethnicity

Age distribution (share)

ZIP 21791ZIP 21794
Under 55.5%6.1%
5 to 1716.3%21.4%
18 to 246.0%7.6%
25 to 3414.6%5.2%
35 to 4412.8%14.1%
45 to 549.5%15.1%
55 to 6415.9%13.8%
65 to 7410.4%11.1%
75 and over8.9%5.6%

Race & ethnicity (share)

ZIP 21791ZIP 21794
White (non-Hispanic)93.6%75.7%
Black or African American1.8%4.9%
American Indian & Alaska Native0.1%0.0%
Asian2.2%14.1%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races1.2%4.4%
Hispanic or Latino1.1%0.9%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21791ZIP 21794
No high school diploma5.6%0.2%
High school graduate43.2%14.5%
Some college or associate's24.9%27.3%
Bachelor's degree15.3%21.6%
Graduate or professional degree11.0%36.4%

Commute to work

How workers get to work (share)

ZIP 21791ZIP 21794
Drove alone84.3%76.5%
Carpooled5.3%1.8%
Public transit0.4%0.0%
Walked1.8%0.0%
Bicycle0.0%0.0%
Worked from home8.1%20.2%
Other means0.1%1.6%

Housing

Units in structure (share)

ZIP 21791ZIP 21794
1-unit, detached91.8%100.0%
1-unit, attached1.9%0.0%
2 to 4 units3.8%0.0%
5 to 19 units2.0%0.0%
20 or more units0.0%0.0%
Mobile home & other0.4%0.0%

Poverty & households

ZIP 21791ZIP 21794
Poverty rate6.6%2.8%
Average household size2.543.39
Mean commute (minutes)3735
Median year structure built19641995

Full profiles

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