Leonardo is located in New Jersey. Leonardo, New Jersey has a population of 4,320. Leonardo is more family-centric than the surrounding county with 33% households with children. The county percentage for households with children is 28%.
The median household income in Leonardo, New Jersey is $109,469. The median household income for the surrounding county is $103,920 compared to the national median of $66,222. The median age of people living in Leonardo is 43.7 years.
The average high temperature in July is 83.1 degrees, with an average low temperature in January of 25.7 degrees. The annual precipitation is 43.58.