40456   Zip Code Mount Vernon Rockcastle KY United States

City Mount Vernon
County Rockcastle
State Kentucky
Latitude 37.3538
Longitude -84.32099
Population 8,370
Density 51.55 people per square mile
Time Zone America/New York
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $46,907
Median individual: $29,519

Race

Mode: 95.4% White

Gender

 50.1% female 

Rent

  $648 / month  

Median house value: $157,883.0

Age

Median: 48.0 years old

Education

With at least college degree: 16.7%
With STEM degree: 30.0%

Marital Status

 55.4% married 

Never married: 20.7%

Labor Force Participation

 46.0% working 

Unemployed: 4.2%

Average Family Size

 2.81 people 

Commute Time

 24.1 minutes 

Health Care

 5.0% uninsured 

Poverty

 22.6%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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