Mannington is located in New Jersey. Mannington, New Jersey has a population of 1,721. Mannington is more family-centric than the surrounding county with 28.66% of the households containing married families with children. The county average for households married with children is 26.93%.
The median household income in Mannington, New Jersey is $81,667. The median household income for the surrounding county is $63,934 compared to the national median of $57,652. The median age of people living in Mannington is 42.8 years.
The average high temperature in July is 86.6 degrees, with an average low temperature in January of 25.2 degrees. The average rainfall is approximately 45 inches per year, with 14.6 inches of snow per year.