08540   Zip Code Princeton Mercer NJ United States

City Princeton
County Mercer
State New Jersey
Latitude 40.36423
Longitude -74.65661
Population 50,388
Density 974.61 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: $176,983
Median individual: $78,804

Race

Mode: 50.7% White

Gender

 50.2% female 

Rent

  $2218 / month  

Median house value: $767,683.0

Age

Median: 40.6 years old

Education

With at least college degree: 82.8%
With STEM degree: 57.0%

Marital Status

 56.6% married 

Never married: 30.5%

Labor Force Participation

 67.6% working 

Unemployed: 4.1%

Average Family Size

 3.12 people 

Commute Time

 28.5 minutes 

Health Care

 2.1% uninsured 

Poverty

 8.2%

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

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