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ZIP CODE TABULATION AREA

21046

Maryland · 15,608 residents · 7.81 sq mi
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With 15,608 people, ZIP 21046 is a ZIP code in Howard County. 62% of adults hold a bachelor's degree, against 36% nationally. The median household earns $127,813, about 55% above the national median. Renters pay $2,131 a month at the median. Density works out to 1,998 people per square mile. Median home value sits at $479,500. Among the 20 ZIP codes in Howard County, 21046 ranks 16th by median household income.

$127,813
US average: $82,259
$61,404
US average: $44,673
$479,500
US average: $376,019
61.7%
US average: 35.6%
Land area
7.81 sq mi
Age, sex & households
Under 18
20.3%
Age 65+
12.6%
49.5%
50.5%
2.52 people
Race & ethnicity · 2024
2024
White, non-Hispanic48.2%(7,520)
Black31.3%(4,878)
Hispanic / Latino6.2%(965)
Asian5.2%(806)
Other9.2%(1,439)
82
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.8
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Howard County
Income rank vs other ZIPs
LOWEST16TH 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 21046?

ZIP code 21046 has about 15,608 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21046?

The typical household in ZIP code 21046 earns about $127,813 a year. Half of households make more than that, and half make less.

Is ZIP code 21046 expensive?

In ZIP code 21046, the median home is worth about $479,500, and the typical rent is about $2,131 a month.

How educated are people in ZIP code 21046?

About 61.7% of adults age 25 and over in ZIP code 21046 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21046?

About 8.4% of people in ZIP code 21046 live below the federal poverty line.

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