Mount Holly is located in New Jersey. Mount Holly, New Jersey has a population of 10,249. Mount Holly is less family-centric than the surrounding county with 23% households with children. The county percentage for households with children is 29%.
The median household income in Mount Holly, New Jersey is $67,733. The median household income for the surrounding county is $89,110 compared to the national median of $66,222. The median age of people living in Mount Holly is 38.6 years.
The average high temperature in July is 87.1 degrees, with an average low temperature in January of 22.5 degrees. The annual precipitation is 47.12.