Millville Real EstateMillville is located in Delaware. Millville, Delaware has a population of 1,790. Millville is less family-centric than the surrounding county with 10.75% of the households containing married families with children. The county average for households married with children is 20.2%. The median household income in Millville, Delaware is $85,221. The median household income for the surrounding county is $68,886 compared to the national median of $69,021. The median age of people living in Millville is 64.1 years. Millville WeatherThe average high temperature in July is 85.5 degrees, with an average low temperature in January of 27.8 degrees. The average rainfall is approximately 44.3 inches per year, with 11.3 inches of snow per year. Millville MapReal estate near MillvilleNearby CitiesNearby Cities Homes for Sale |