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ZIP CODE TABULATION AREA

20777

Maryland · 3,221 residents · 7.543 sq mi
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ZIP 20777 is significantly wealthier than the US average, with a median household income of $226,146. Population has held roughly steady since 2024. 75% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value is $861,900. With a median age of 45.5, the population is older than the US median of 38.9. Households here earn about 51% more than the Howard County median. Among the 20 ZIP codes in Howard County, 20777 ranks 7th by median household income.

$226,146
US average: $82,259
$861,900
US average: $376,019
75.2%
US average: 35.6%
Age, sex & households
Under 18
23.2%
Age 65+
19.6%
54.4%
45.6%
2.94 people
Race & ethnicity · 2024
2024
White, non-Hispanic69.8%(2,247)
Black5.9%(191)
Hispanic / Latino6.6%(212)
Asian15.3%(493)
Other2.4%(78)
Diversity Score60.2%(1,939)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Howard County
Income rank vs other ZIPs
LOWEST7TH OF 20HIGHEST
Adjacent ZIPs
20701$85,594
20723$138,113
20759$250,001
20763$76,842
Frequently asked

How many people live in ZIP code 20777?

ZIP code 20777 has about 3,221 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 20777?

The typical household in ZIP code 20777 earns about $226,146 a year. Half of households make more than that, and half make less.

Is ZIP code 20777 expensive?

In ZIP code 20777, the median home is worth about $861,900, and the typical rent is about $2,875 a month.

How educated are people in ZIP code 20777?

About 75.2% of adults age 25 and over in ZIP code 20777 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 20777?

About 1.0% of people in ZIP code 20777 live below the federal poverty line.

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