Millsboro is located in Sussex County, DE. The population is 3,855, making Millsboro the 4th largest city in Sussex County.
There are 3 public schools in Millsboro with an average Homefacts rating of A. The total crime rate for Millsboro is low . Unemployment in Millsboro is moderate and the median home sales price is $0. Detailed and up-to-date Millsboro property reports are available for any property address.