Monroe is located in New Jersey. Monroe, New Jersey has a population of 25,172.
The median household income in Monroe, New Jersey is $101,137. The median household income for the surrounding county is $96,883 compared to the national median of $69,021. The median age of people living in Monroe is 53.3 years.
The average high temperature in July is 85.5 degrees, with an average low temperature in January of 22.1 degrees. The average rainfall is approximately 48.3 inches per year, with 23.3 inches of snow per year.