Marshallton is located in Delaware. Marshallton, Delaware has a population of36,311.
The median household income in Marshallton, Delaware is $48,319. The median household income for the surrounding county is $76,362 compared to the national median of $66,222. The median age of people living in Marshallton is 37.5 years.
The average high temperature in July is 86 degrees, with an average low temperature in January of 23.7 degrees. The annual precipitation is 42.81.