US Census Data

ZIP 21671 vs ZIP 21679

A side-by-side comparison of ZIP Code 21671 and ZIP Code 21679: population, income, housing, and more.

ZIP 21671 and ZIP 21679 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21671 has the higher population (836 vs 332 in ZIP 21679). ZIP 21679 has the higher median household income ($116,908 vs $64,514 in ZIP 21671). ZIP 21679 has the higher median home value ($543,700 vs $339,400 in ZIP 21671).

Population, income & housing

ZIP 21671ZIP 21679
Population836332
Median age57.5 yrs54.8 yrs
Median household income$64,514$116,908
Median home value$339,400$543,700
Housing units539189
Homeownership rate88.3%100.0%
Bachelor's degree or higher22.4%58.8%
Unemployment rate0.0%10.4%

Trends (ACS 5-year, 2019–2023)

ZIP 21671ZIP 21679
Population984 → 836 (-15.0%)289 → 332 (+14.9%)
Median household income$61,042 → $64,514 (+5.7%)$95,648 → $116,908 (+22.2%)
Median home value$337,600 → $339,400 (+0.5%)$279,300 → $543,700 (+94.7%)

ZIP 21671

Population
984836
Median household income
$61,042$64,514
Median home value
$337,600$339,400

ZIP 21679

Population
289332
Median household income
$95,648$116,908
Median home value
$279,300$543,700

Age & race/ethnicity

Age distribution (share)

ZIP 21671ZIP 21679
Under 55.9%9.3%
5 to 176.7%3.3%
18 to 2411.5%3.9%
25 to 345.5%8.4%
35 to 443.7%7.8%
45 to 549.2%19.3%
55 to 6426.0%1.2%
65 to 7422.5%27.1%
75 and over9.1%19.6%

Race & ethnicity (share)

ZIP 21671ZIP 21679
White (non-Hispanic)94.5%100.0%
Black or African American0.0%0.0%
American Indian & Alaska Native0.0%0.0%
Asian0.4%0.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races0.0%0.0%
Hispanic or Latino5.1%0.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21671ZIP 21679
No high school diploma16.1%5.1%
High school graduate37.8%13.0%
Some college or associate's23.8%23.1%
Bachelor's degree9.8%44.0%
Graduate or professional degree12.6%14.8%

Commute to work

How workers get to work (share)

ZIP 21671ZIP 21679
Drove alone55.4%86.6%
Carpooled20.3%13.4%
Public transit0.0%0.0%
Walked0.0%0.0%
Bicycle4.7%0.0%
Worked from home17.5%0.0%
Other means2.1%0.0%

Housing

Units in structure (share)

ZIP 21671ZIP 21679
1-unit, detached95.7%100.0%
1-unit, attached0.0%0.0%
2 to 4 units0.0%0.0%
5 to 19 units0.0%0.0%
20 or more units0.0%0.0%
Mobile home & other4.3%0.0%

Poverty & households

ZIP 21671ZIP 21679
Poverty rate10.4%1.8%
Average household size2.172.11
Mean commute (minutes)2945
Median year structure built19611996

Full profiles

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