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ZIP CODE TABULATION AREA

20674

Maryland · 769 residents · 1.83 sq mi
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ZIP 20674 is home to 769 people in St. Mary's County. The median household earns $171,985, about 109% above the national median. Owners hold 88% of the housing stock. 53% of adults hold a bachelor's degree, against 36% nationally. At a median age of 45.3, this is an older place than the country as a whole. Households here earn about 44% more than in St. Mary's County as a whole. Among the 17 ZIP codes in St. Mary's County, 20674 ranks 4th by median household income.

$171,985
US average: $82,259
$65,661
US average: $44,673
$592,400
US average: $376,019
52.6%
US average: 35.6%
Land area
1.83 sq mi
Age, sex & households
Under 18
30.3%
Age 65+
22.4%
60.1%
39.9%
2.64 people
Race & ethnicity · 2024
2024
White, non-Hispanic83.6%(643)
Black8.3%(64)
Hispanic / Latino1.6%(12)
Asian0%(0)
Other6.5%(50)
36
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.4
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
LOWEST4TH OF 17HIGHEST
Adjacent ZIPs
20606$88,262
20609$118,102
20618$105,508
20619$119,432
Frequently asked

How many people live in ZIP code 20674?

ZIP code 20674 has about 769 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 20674?

The typical household in ZIP code 20674 earns about $171,985 a year. Half of households make more than that, and half make less.

Is ZIP code 20674 expensive?

In ZIP code 20674, the median home is worth about $592,400, and the typical rent is about $1,844 a month.

How educated are people in ZIP code 20674?

About 52.6% of adults age 25 and over in ZIP code 20674 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 20674?

About 1.0% of people in ZIP code 20674 live below the federal poverty line.

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