US Census Data

ZIP 20684 vs ZIP 20685

A side-by-side comparison of ZIP Code 20684 and ZIP Code 20685: population, income, housing, and more.

ZIP 20684 and ZIP 20685 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 20685 has the higher population (6,481 vs 825 in ZIP 20684). ZIP 20684 has the higher median household income ($176,938 vs $122,059 in ZIP 20685). ZIP 20685 has the higher median home value ($431,200 vs $375,500 in ZIP 20684).

Population, income & housing

ZIP 20684ZIP 20685
Population8256,481
Median age44.5 yrs45.2 yrs
Median household income$176,938$122,059
Median home value$375,500$431,200
Median gross rent$1,515
Housing units3552,494
Homeownership rate94.6%94.5%
Bachelor's degree or higher50.7%23.6%
Unemployment rate0.0%1.0%

Trends (ACS 5-year, 2019–2023)

ZIP 20684ZIP 20685
Population1,066 → 825 (-22.6%)6,942 → 6,481 (-6.6%)
Median household income$107,500 → $176,938 (+64.6%)$107,821 → $122,059 (+13.2%)
Median home value$302,800 → $375,500 (+24.0%)$339,000 → $431,200 (+27.2%)
Median gross rent$1,646 → $1,515 (-8.0%)

ZIP 20684

Population
1,066825
Median household income
$107,500$176,938
Median home value
$302,800$375,500

ZIP 20685

Population
6,9426,481
Median household income
$107,821$122,059
Median home value
$339,000$431,200
Median gross rent
$1,646$1,515

Age & race/ethnicity

Age distribution (share)

ZIP 20684ZIP 20685
Under 50.0%3.6%
5 to 1713.5%15.9%
18 to 246.4%7.7%
25 to 349.1%9.7%
35 to 4424.7%12.8%
45 to 5413.1%11.7%
55 to 6410.4%22.4%
65 to 7415.4%9.4%
75 and over7.4%6.8%

Race & ethnicity (share)

ZIP 20684ZIP 20685
White (non-Hispanic)87.9%76.7%
Black or African American1.2%13.8%
American Indian & Alaska Native0.0%0.0%
Asian0.0%0.3%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races10.8%6.8%
Hispanic or Latino0.1%2.4%

Educational attainment (age 25+)

Share of adults 25+

ZIP 20684ZIP 20685
No high school diploma0.0%6.9%
High school graduate37.2%33.1%
Some college or associate's12.1%36.4%
Bachelor's degree41.0%13.8%
Graduate or professional degree9.7%9.8%

Commute to work

How workers get to work (share)

ZIP 20684ZIP 20685
Drove alone79.3%75.1%
Carpooled0.0%7.1%
Public transit0.0%0.3%
Walked0.4%0.0%
Bicycle0.0%0.0%
Worked from home17.2%17.6%
Other means3.1%0.0%

Housing

Units in structure (share)

ZIP 20684ZIP 20685
1-unit, detached95.5%96.8%
1-unit, attached4.5%3.2%
2 to 4 units0.0%0.0%
5 to 19 units0.0%0.0%
20 or more units0.0%0.0%
Mobile home & other0.0%0.0%

Poverty & households

ZIP 20684ZIP 20685
Poverty rate1.1%0.5%
Average household size2.322.74
Mean commute (minutes)2340
Median year structure built19951986

Full profiles

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