Smithville is located in New Jersey. Smithville, New Jersey has a population of4,684.
The median household income in Smithville, New Jersey is $70,461. The median household income for the surrounding county is $64,989 compared to the national median of $66,222. The median age of people living in Smithville is 45.5 years.
The average high temperature in July is 82.03 degrees, with an average low temperature in January of 27.03 degrees. The annual precipitation is 39.08.