Ellendale is a town located in Sussex County, in the state of Delaware (DE), United States. Nestled in the South Atlantic division of the South region, it covers an area of 0.3 square miles (1.0 km²) and sits at an elevation of 52 ft. With a population of approximately 327 residents, Ellendale offers a peaceful, rural atmosphere.
The town's population is composed of about 48.62% males and 51.38% females, and it has a population density of 308.00 people per square mile (505.02/km²). Ellendale lies at a latitude of 38.81 and a longitude of -75.42, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (16.8%), followed by English (5.5%), German (12.2%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 19941.