US Census Data

ZIP 20639 vs ZIP 20646

A side-by-side comparison of ZIP Code 20639 and ZIP Code 20646: population, income, housing, and more.

ZIP 20639 and ZIP 20646 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 20646 has the higher population (21,601 vs 14,969 in ZIP 20639). ZIP 20639 has the higher median household income ($153,375 vs $130,008 in ZIP 20646). ZIP 20639 has the higher median home value ($528,400 vs $435,100 in ZIP 20646).

Population, income & housing

ZIP 20639ZIP 20646
Population14,96921,601
Median age43.1 yrs43.4 yrs
Median household income$153,375$130,008
Median home value$528,400$435,100
Median gross rent$1,588$1,486
Housing units5,1828,263
Homeownership rate92.3%85.1%
Bachelor's degree or higher36.2%33.4%
Unemployment rate3.0%3.3%

Trends (ACS 5-year, 2019–2023)

ZIP 20639ZIP 20646
Population15,793 → 14,969 (-5.2%)21,951 → 21,601 (-1.6%)
Median household income$129,805 → $153,375 (+18.2%)$103,453 → $130,008 (+25.7%)
Median home value$446,200 → $528,400 (+18.4%)$360,700 → $435,100 (+20.6%)
Median gross rent$1,690 → $1,588 (-6.0%)$1,413 → $1,486 (+5.2%)

ZIP 20639

Population
15,79314,969
Median household income
$129,805$153,375
Median home value
$446,200$528,400
Median gross rent
$1,690$1,588

ZIP 20646

Population
21,95121,601
Median household income
$103,453$130,008
Median home value
$360,700$435,100
Median gross rent
$1,413$1,486

Age & race/ethnicity

Age distribution (share)

ZIP 20639ZIP 20646
Under 54.5%4.2%
5 to 1720.6%17.1%
18 to 247.1%8.1%
25 to 348.2%10.4%
35 to 4412.2%12.3%
45 to 5414.2%15.6%
55 to 6416.9%15.4%
65 to 749.7%9.3%
75 and over6.6%7.6%

Race & ethnicity (share)

ZIP 20639ZIP 20646
White (non-Hispanic)78.1%61.8%
Black or African American9.3%23.8%
American Indian & Alaska Native0.0%0.2%
Asian1.0%3.2%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.6%
Two or more races6.8%6.1%
Hispanic or Latino4.8%4.3%

Educational attainment (age 25+)

Share of adults 25+

ZIP 20639ZIP 20646
No high school diploma4.3%5.0%
High school graduate29.7%28.5%
Some college or associate's29.9%33.1%
Bachelor's degree19.3%19.2%
Graduate or professional degree16.8%14.2%

Commute to work

How workers get to work (share)

ZIP 20639ZIP 20646
Drove alone69.8%71.5%
Carpooled8.1%7.4%
Public transit2.2%2.2%
Walked0.5%0.5%
Bicycle0.0%0.0%
Worked from home19.3%17.6%
Other means0.2%0.8%

Housing

Units in structure (share)

ZIP 20639ZIP 20646
1-unit, detached97.3%72.9%
1-unit, attached1.1%16.6%
2 to 4 units0.0%1.2%
5 to 19 units0.0%4.2%
20 or more units0.0%4.3%
Mobile home & other1.6%0.9%

Poverty & households

ZIP 20639ZIP 20646
Poverty rate3.1%4.0%
Average household size3.002.74
Mean commute (minutes)4239
Median year structure built19901988

Full profiles

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