Martinsville is located in New Jersey. Martinsville, New Jersey has a population of 11,707. Martinsville is less family-centric than the surrounding county with 37.87% of the households containing married families with children. The county average for households married with children is 39.32%.
The median household income in Martinsville, New Jersey is $135,721. 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 Martinsville is 46.5 years.
The average high temperature in July is 84.9 degrees, with an average low temperature in January of 18.1 degrees. The average rainfall is approximately 49 inches per year, with 17.9 inches of snow per year.
