Monmouth   County NJ United States

County FIPS 34025
Largest City Middletown
State New Jersey
Latitude 40.2600
Longitude -74.2216
Population 645,353
Density 1378.73 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: $124,845
Median individual: $57,740

Race

Mode: 74.4% White

Gender

 51.0% female 

Rent

  $1827 / month  

Median house value: $605,337.0

Age

Median: 43.2 years old

Education

With at least college degree: 51.3%
With STEM degree: 42.1%

Marital Status

 54.1% married 

Never married: 30.9%

Labor Force Participation

 66.0% working 

Unemployed: 5.4%

Average Family Size

 3.10 people 

Commute Time

 32.1 minutes 

Health Care

 5.3% uninsured 

Poverty

 6.5%

All data comes from the SimpleMaps US Counties Database, 2026.

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