Green Brook is located in New Jersey. Green Brook, New Jersey has a population of 7,210. Green Brook is more family-centric than the surrounding county with 42.12% of the households containing married families with children. The county average for households married with children is 39.32%.
The median household income in Green Brook, New Jersey is $136,094. The median household income for the surrounding county is $106,046 compared to the national median of $57,652. The median age of people living in Green Brook is 44 years.
The average high temperature in July is 85.5 degrees, with an average low temperature in January of 19.9 degrees. The average rainfall is approximately 48.9 inches per year, with 22.8 inches of snow per year.