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ZIP CODE TABULATION AREA

20609

Maryland · 714 residents · 10.0 sq mi
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ZIP 20609 is a ZIP code of 714 people in St. Mary's County. At a median age of 59.3, this is an older place than the country as a whole. The average commute runs 52 minutes. Owners hold 89% of the housing stock. 21% of adults hold a bachelor's degree, below the 36% national rate. 0% of people in this ZIP code were born outside the United States. Among the 17 ZIP codes in St. Mary's County, 20609 ranks 12th by median household income.

$118,102
US average: $82,259
$146,472
US average: $44,673
$568,400
US average: $376,019
20.6%
US average: 35.6%
Land area
10.0 sq mi
Age, sex & households
Under 18
10.4%
Age 65+
29.0%
56.4%
43.6%
2.09 people
Race & ethnicity · 2024
2024
White, non-Hispanic95.8%(684)
Black2.7%(19)
Hispanic / Latino0%(0)
Asian0.8%(6)
Other0.7%(5)
10
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
4.8
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within St. Mary's County
Income rank vs other ZIPs
LOWEST12TH OF 17HIGHEST
Adjacent ZIPs
20606$88,262
20618$105,508
20619$119,432
20620$165,972
Frequently asked

How many people live in ZIP code 20609?

ZIP code 20609 has about 714 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 20609?

The typical household in ZIP code 20609 earns about $118,102 a year. Half of households make more than that, and half make less.

Is ZIP code 20609 expensive?

In ZIP code 20609, the median home is worth about $568,400.

How educated are people in ZIP code 20609?

About 20.6% of adults age 25 and over in ZIP code 20609 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 20609?

About 3.4% of people in ZIP code 20609 live below the federal poverty line.

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