US Census Data

ZIP 20677 vs ZIP 20685

A side-by-side comparison of ZIP Code 20677 and ZIP Code 20685: population, income, housing, and more.

ZIP 20677 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 2,113 in ZIP 20677). ZIP 20677 has the higher median household income ($150,956 vs $122,059 in ZIP 20685). ZIP 20677 has the higher median home value ($525,400 vs $431,200 in ZIP 20685).

Population, income & housing

ZIP 20677ZIP 20685
Population2,1136,481
Median age48.8 yrs45.2 yrs
Median household income$150,956$122,059
Median home value$525,400$431,200
Median gross rent$1,515
Housing units7812,494
Homeownership rate96.9%94.5%
Bachelor's degree or higher36.9%23.6%
Unemployment rate5.9%1.0%

Trends (ACS 5-year, 2019–2023)

ZIP 20677ZIP 20685
Population2,416 → 2,113 (-12.5%)6,942 → 6,481 (-6.6%)
Median household income$125,089 → $150,956 (+20.7%)$107,821 → $122,059 (+13.2%)
Median home value$402,200 → $525,400 (+30.6%)$339,000 → $431,200 (+27.2%)
Median gross rent$1,375 → $1,133 (-17.6%)$1,646 → $1,515 (-8.0%)

ZIP 20677

Population
2,4162,113
Median household income
$125,089$150,956
Median home value
$402,200$525,400
Median gross rent
$1,375$1,133

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 20677ZIP 20685
Under 55.4%3.6%
5 to 1714.4%15.9%
18 to 244.4%7.7%
25 to 3412.2%9.7%
35 to 448.6%12.8%
45 to 5414.3%11.7%
55 to 6423.9%22.4%
65 to 7410.8%9.4%
75 and over5.9%6.8%

Race & ethnicity (share)

ZIP 20677ZIP 20685
White (non-Hispanic)76.1%76.7%
Black or African American11.7%13.8%
American Indian & Alaska Native0.0%0.0%
Asian4.9%0.3%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races0.6%6.8%
Hispanic or Latino6.7%2.4%

Educational attainment (age 25+)

Share of adults 25+

ZIP 20677ZIP 20685
No high school diploma2.7%6.9%
High school graduate36.4%33.1%
Some college or associate's24.1%36.4%
Bachelor's degree21.7%13.8%
Graduate or professional degree15.1%9.8%

Commute to work

How workers get to work (share)

ZIP 20677ZIP 20685
Drove alone74.1%75.1%
Carpooled3.0%7.1%
Public transit0.0%0.3%
Walked0.0%0.0%
Bicycle0.0%0.0%
Worked from home20.6%17.6%
Other means2.3%0.0%

Housing

Units in structure (share)

ZIP 20677ZIP 20685
1-unit, detached96.4%96.8%
1-unit, attached2.3%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 & other1.3%0.0%

Poverty & households

ZIP 20677ZIP 20685
Poverty rate7.5%0.5%
Average household size2.802.74
Mean commute (minutes)4040
Median year structure built19801986

Full profiles

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ZIP 20677 vs ZIP 20685: Compare Population & Demographics | US Census Data