Masonville Real EstateMasonville real estate listings include condos, townhomes, and single family homes for sale. Commercial properties are also available. If you see a property you’re interested in, contact a Masonville real estate agent to arrange a tour today! Masonville, New Jersey has a population of 20,897. The median household income in Masonville, New Jersey is $92,826. The median household income for the surrounding county is $82,839 compared to the national median of $57,652. The median age of people living in Masonville is 43.1 years. Masonville WeatherThe average high temperature in July is 89.1 degrees, with an average low temperature in January of 22.9 degrees. The average rainfall is approximately 46.8 inches per year, with 1.9 inches of snow per year. Nearby Homes for Sale |