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ZIP CODE TABULATION AREA

20851

Maryland · 14,946 residents · 2.536 sq mi
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ZIP 20851 is significantly wealthier than the US average, with a median household income of $126,411. Population has held roughly steady since 2024. 46% of adults hold a bachelor's degree or higher. Median home value is $568,900. Among the 44 ZIP codes in Montgomery County, 20851 ranks 30th by median household income.

$126,411
US average: $82,259
$568,900
US average: $376,019
46.2%
US average: 35.6%
Age, sex & households
Under 18
20.0%
Age 65+
13.1%
50.5%
49.5%
2.89 people
Race & ethnicity · 2024
2024
White, non-Hispanic28.5%(4,265)
Black10.9%(1,629)
Hispanic / Latino44.1%(6,591)
Asian12.1%(1,814)
Other4.3%(647)
Diversity Score87%(12,996)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Montgomery County
Income rank vs other ZIPs
LOWEST30TH OF 44HIGHEST
Adjacent ZIPs
20812$213,750
20814$150,996
20815$194,971
20816$232,656
Frequently asked

How many people live in ZIP code 20851?

ZIP code 20851 has about 14,946 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 20851?

The typical household in ZIP code 20851 earns about $126,411 a year. Half of households make more than that, and half make less.

Is ZIP code 20851 expensive?

In ZIP code 20851, the median home is worth about $568,900, and the typical rent is about $2,043 a month.

How educated are people in ZIP code 20851?

About 46.2% of adults age 25 and over in ZIP code 20851 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 20851?

About 9.1% of people in ZIP code 20851 live below the federal poverty line.

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