08852   Zip Code Monmouth Junction Middlesex NJ United States

City Monmouth Junction
County Middlesex
State New Jersey
Latitude 40.38978
Longitude -74.54461
Population 18,062
Density 1355.44 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: $133,209
Median individual: $66,457

Race

Mode: 55.3% Asian

Gender

 52.7% female 

Rent

  $1970 / month  

Median house value: $522,949.0

Age

Median: 39.0 years old

Education

With at least college degree: 67.5%
With STEM degree: 63.2%

Marital Status

 60.8% married 

Never married: 30.1%

Labor Force Participation

 74.5% working 

Unemployed: 5.2%

Average Family Size

 3.29 people 

Commute Time

 33.8 minutes 

Health Care

 3.2% uninsured 

Poverty

 6.2%

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

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