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ZIP CODE TABULATION AREA

40031

Kentucky · 26,259 residents · 66.9 sq mi
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With 26,259 people, ZIP 40031 is a ZIP code in Oldham County. 82% of homes are owner-occupied. The foreign-born share is 4%. Households here earn about 20% less than in Oldham County as a whole. The poverty rate is 6.8%, under the national 12.5%. Households take in $98,513 a year at the median, 20% more than the country as a whole. Among the 7 ZIP codes in Oldham County, 40031 ranks 6th by median household income.

$98,513
US average: $82,259
$38,010
US average: $44,673
$341,000
US average: $376,019
34.7%
US average: 35.6%
Land area
66.9 sq mi
Age, sex & households
Under 18
20.4%
Age 65+
15.0%
56.5%
43.5%
2.73 people
Race & ethnicity · 2024
2024
White, non-Hispanic83.5%(21,932)
Black4.6%(1,219)
Hispanic / Latino6.8%(1,778)
Asian0.8%(211)
Other4.3%(1,119)
37
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 Oldham County
Income rank vs other ZIPs
LOWEST6TH OF 7HIGHEST
Adjacent ZIPs
40010$196,125
40014$121,189
40026$134,254
40056$134,115
Frequently asked

How many people live in ZIP code 40031?

ZIP code 40031 has about 26,259 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 40031?

The typical household in ZIP code 40031 earns about $98,513 a year. Half of households make more than that, and half make less.

Is ZIP code 40031 expensive?

In ZIP code 40031, the median home is worth about $341,000, and the typical rent is about $1,092 a month.

How educated are people in ZIP code 40031?

About 34.7% of adults age 25 and over in ZIP code 40031 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 40031?

About 6.8% of people in ZIP code 40031 live below the federal poverty line.

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Containing area
Oldham County

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