US Census Data

ZIP 20657 vs ZIP 20660

A side-by-side comparison of ZIP Code 20657 and ZIP Code 20660: population, income, housing, and more.

ZIP 20657 and ZIP 20660 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 20657 has the higher population (20,519 vs 16 in ZIP 20660).

Population, income & housing

ZIP 20657ZIP 20660
Population20,51916
Median age35.7 yrs
Median household income$117,776
Median home value$317,600
Median gross rent$1,716
Housing units8,10916
Homeownership rate87.5%100.0%
Bachelor's degree or higher29.4%0.0%
Unemployment rate3.7%

Trends (ACS 5-year, 2019–2023)

ZIP 20657ZIP 20660
Population19,226 → 20,519 (+6.7%)0 → 16 (+0.0%)
Median household income$93,750 → $117,776 (+25.6%)
Median home value$239,500 → $317,600 (+32.6%)
Median gross rent$1,356 → $1,716 (+26.5%)

ZIP 20657

Population
19,22620,519
Median household income
$93,750$117,776
Median home value
$239,500$317,600
Median gross rent
$1,356$1,716

ZIP 20660

Population
016

Age & race/ethnicity

Age distribution (share)

ZIP 20657ZIP 20660
Under 56.3%0.0%
5 to 1717.0%0.0%
18 to 248.9%0.0%
25 to 3416.2%0.0%
35 to 4413.5%100.0%
45 to 5410.7%0.0%
55 to 6414.8%0.0%
65 to 748.4%0.0%
75 and over4.2%0.0%

Race & ethnicity (share)

ZIP 20657ZIP 20660
White (non-Hispanic)70.9%100.0%
Black or African American15.5%0.0%
American Indian & Alaska Native0.2%0.0%
Asian1.8%0.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.5%0.0%
Two or more races5.1%0.0%
Hispanic or Latino6.0%0.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 20657ZIP 20660
No high school diploma5.6%0.0%
High school graduate31.1%100.0%
Some college or associate's33.8%0.0%
Bachelor's degree15.8%0.0%
Graduate or professional degree13.7%0.0%

Commute to work

How workers get to work (share)

ZIP 20657ZIP 20660
Drove alone75.3%
Carpooled4.3%
Public transit2.0%
Walked0.8%
Bicycle0.0%
Worked from home16.4%
Other means1.2%

Housing

Units in structure (share)

ZIP 20657ZIP 20660
1-unit, detached96.3%100.0%
1-unit, attached0.9%0.0%
2 to 4 units0.5%0.0%
5 to 19 units0.8%0.0%
20 or more units1.1%0.0%
Mobile home & other0.5%0.0%

Poverty & households

ZIP 20657ZIP 20660
Poverty rate6.0%100.0%
Average household size2.82
Mean commute (minutes)40
Median year structure built1991

Full profiles

2