Northfield Real EstateNorthfield is located in New Jersey. Northfield, New Jersey has a population of 8,480. Northfield is more family-centric than the surrounding county with 35.97% of the households containing married families with children. The county average for households married with children is 27.39%. The median household income in Northfield, New Jersey is $73,586. The median household income for the surrounding county is $57,514 compared to the national median of $57,652. The median age of people living in Northfield is 42.8 years. Northfield WeatherThe average high temperature in July is 85.5 degrees, with an average low temperature in January of 24.5 degrees. The average rainfall is approximately 43.7 inches per year, with 16.5 inches of snow per year. Northfield MapReal estate near NorthfieldNearby CitiesNearby Cities Homes for Sale |