US Census Data

ZIP 21668 vs ZIP 21673

A side-by-side comparison of ZIP Code 21668 and ZIP Code 21673: population, income, housing, and more.

ZIP 21668 and ZIP 21673 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21673 has the higher population (2,839 vs 1,973 in ZIP 21668). ZIP 21668 has the higher median household income ($80,938 vs $72,500 in ZIP 21673). ZIP 21673 has the higher median home value ($351,400 vs $349,300 in ZIP 21668).

Population, income & housing

ZIP 21668ZIP 21673
Population1,9732,839
Median age47.6 yrs44.4 yrs
Median household income$80,938$72,500
Median home value$349,300$351,400
Median gross rent$1,360
Housing units7921,553
Homeownership rate77.1%73.2%
Bachelor's degree or higher17.7%29.9%
Unemployment rate5.5%7.6%

Trends (ACS 5-year, 2019–2023)

ZIP 21668ZIP 21673
Population1,816 → 1,973 (+8.6%)3,270 → 2,839 (-13.2%)
Median household income$60,750 → $80,938 (+33.2%)$70,000 → $72,500 (+3.6%)
Median home value$234,700 → $349,300 (+48.8%)$343,400 → $351,400 (+2.3%)
Median gross rent$561 → $1,076 (+91.8%)$1,123 → $1,360 (+21.1%)

ZIP 21668

Population
1,8161,973
Median household income
$60,750$80,938
Median home value
$234,700$349,300
Median gross rent
$561$1,076

ZIP 21673

Population
3,2702,839
Median household income
$70,000$72,500
Median home value
$343,400$351,400
Median gross rent
$1,123$1,360

Age & race/ethnicity

Age distribution (share)

ZIP 21668ZIP 21673
Under 52.0%6.4%
5 to 1712.8%17.5%
18 to 2411.9%6.0%
25 to 3410.9%9.9%
35 to 4410.1%10.6%
45 to 5414.4%11.6%
55 to 6420.9%19.8%
65 to 748.8%10.5%
75 and over8.3%7.6%

Race & ethnicity (share)

ZIP 21668ZIP 21673
White (non-Hispanic)92.2%71.2%
Black or African American4.1%16.7%
American Indian & Alaska Native0.0%0.0%
Asian0.0%0.7%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.7%0.0%
Two or more races0.9%2.1%
Hispanic or Latino2.0%9.3%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21668ZIP 21673
No high school diploma5.9%6.1%
High school graduate47.3%34.9%
Some college or associate's29.1%29.1%
Bachelor's degree9.7%14.4%
Graduate or professional degree8.0%15.5%

Commute to work

How workers get to work (share)

ZIP 21668ZIP 21673
Drove alone83.7%76.5%
Carpooled8.8%10.8%
Public transit0.0%0.0%
Walked0.3%4.4%
Bicycle0.0%0.0%
Worked from home7.2%8.3%
Other means0.0%0.0%

Housing

Units in structure (share)

ZIP 21668ZIP 21673
1-unit, detached78.3%87.3%
1-unit, attached1.0%4.6%
2 to 4 units1.8%5.2%
5 to 19 units1.4%2.1%
20 or more units5.7%0.0%
Mobile home & other11.9%1.0%

Poverty & households

ZIP 21668ZIP 21673
Poverty rate12.4%8.8%
Average household size2.582.45
Mean commute (minutes)3726
Median year structure built19851982

Full profiles

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ZIP 21668 vs ZIP 21673: Compare Population & Demographics | US Census Data