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ZIP CODE TABULATION AREA

21645

Maryland · 959 residents · 41.8 sq mi
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With 959 people, ZIP 21645 is a ZIP code in Kent County. The median age is 59.2, about 20 years above the US median. 79% of homes are owner-occupied. There are 23 people per square mile. The foreign-born share is 5%. 94% were living in the same home a year earlier. Among the 8 ZIP codes in Kent County, 21645 ranks 4th by median household income.

$86,118
US average: $82,259
$68,869
US average: $44,673
$297,900
US average: $376,019
31.9%
US average: 35.6%
Land area
41.8 sq mi
Age, sex & households
Under 18
5.5%
Age 65+
25.9%
55.8%
44.2%
1.90 people
Race & ethnicity · 2024
2024
White, non-Hispanic93.3%(895)
Black4.6%(44)
Hispanic / Latino0%(0)
Asian0%(0)
Other2.1%(20)
16
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.5
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Kent County
Income rank vs other ZIPs
LOWEST4TH OF 8HIGHEST
Adjacent ZIPs
21610$86,250
21620$80,530
21635$101,618
Frequently asked

How many people live in ZIP code 21645?

ZIP code 21645 has about 959 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21645?

The typical household in ZIP code 21645 earns about $86,118 a year. Half of households make more than that, and half make less.

Is ZIP code 21645 expensive?

In ZIP code 21645, the median home is worth about $297,900, and the typical rent is about $1,172 a month.

How educated are people in ZIP code 21645?

About 31.9% of adults age 25 and over in ZIP code 21645 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21645?

About 17.3% of people in ZIP code 21645 live below the federal poverty line.

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