Princeton 08540 Real EstatePrinceton is located in New Jersey. Princeton, New Jersey 08540has a population of 30,717. Princeton 08540 is more family-centric than the surrounding county with 44.89% of the households containing married families with children. The county average for households married with children is 32.83%. The median household income in Princeton, New Jersey 08540 is $165,149. The median household income for the surrounding county is $85,687 compared to the national median of $69,021. The median age of people living in Princeton 08540 is 28.9 years. Princeton WeatherThe average high temperature in July is 85.6 degrees, with an average low temperature in January of 22 degrees. The average rainfall is approximately 47.4 inches per year, with 24 inches of snow per year. Princeton MapReal estate near PrincetonNearby CitiesNearby Cities Homes for Sale |