CensusEasy
ZIP CODE TABULATION AREA

20628

Maryland · 503 residents · 6.488 sq mi
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Population has held roughly steady since 2024. 52% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value is $545,800. Poverty is rare here, at 4.6% of residents.

$545,800
US average: $376,019
52.5%
US average: 35.6%
Age, sex & households
Under 18
23.5%
Age 65+
30.4%
50.3%
49.7%
2.53 people
Race & ethnicity · 2024
2024
White, non-Hispanic76.1%(383)
Black0%(0)
Hispanic / Latino22.1%(111)
Asian0%(0)
Other1.8%(9)
Diversity Score46.4%(233)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within St. Mary's County
Income rank vs other ZIPs
LOWESTHIGHEST
Adjacent ZIPs
20606$88,262
20609$118,102
20618$105,508
20619$119,432
Frequently asked

How many people live in ZIP code 20628?

ZIP code 20628 has about 503 residents according to the 2024 American Community Survey.

Is ZIP code 20628 expensive?

In ZIP code 20628, the median home is worth about $545,800.

How educated are people in ZIP code 20628?

About 52.5% of adults age 25 and over in ZIP code 20628 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 20628?

About 4.6% of people in ZIP code 20628 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024