Hamilton Real EstateHamilton is located in New Jersey. Hamilton, New Jersey has a population of 42,433. The median household income in Hamilton, New Jersey is $35,524. The median household income for the surrounding county is $77,027 compared to the national median of $57,652. The median age of people living in Hamilton is 34 years. Hamilton WeatherThe average high temperature in July is 85.3 degrees, with an average low temperature in January of 23.2 degrees. The average rainfall is approximately 47.9 inches per year, with 22.7 inches of snow per year. Hamilton MapReal estate near HamiltonNearby CitiesNearby Cities Homes for Sale |