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ZIP CODE TABULATION AREA

37640

Tennessee · 3,851 residents · 105 sq mi
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With 3,851 people, ZIP 37640 is a ZIP code in Johnson County. The median age is 53.4, about 14 years above the US median. 86% of homes are owner-occupied. Four-year degrees are less common here than nationally, at 21% of adults. The foreign-born share is 1%. The typical home is worth $174,000. Among the 5 ZIP codes in Johnson County, 37640 ranks 2nd by median household income.

$55,402
US average: $82,259
$36,615
US average: $44,673
$174,000
US average: $376,019
20.9%
US average: 35.6%
Land area
105 sq mi
Age, sex & households
Under 18
15.0%
Age 65+
28.0%
52.4%
47.6%
2.03 people
Race & ethnicity · 2024
2024
White, non-Hispanic96.6%(3,721)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other3.4%(130)
8
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.1
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Johnson County
Income rank vs other ZIPs
LOWEST2ND OF 5HIGHEST
Adjacent ZIPs
37680$48,324
37683$55,979
37688$53,333
37691$13,976
Frequently asked

How many people live in ZIP code 37640?

ZIP code 37640 has about 3,851 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 37640?

The typical household in ZIP code 37640 earns about $55,402 a year. Half of households make more than that, and half make less.

Is ZIP code 37640 expensive?

In ZIP code 37640, the median home is worth about $174,000, and the typical rent is about $687 a month.

How educated are people in ZIP code 37640?

About 20.9% of adults age 25 and over in ZIP code 37640 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 37640?

About 21.1% of people in ZIP code 37640 live below the federal poverty line.

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Containing area
Johnson County
Other ZIP codes in Johnson County
ZIP 37683ZIP 37688ZIP 37680ZIP 37691

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