Ellenboro is a town in Ritchie County, West Virginia, United States.

[5] The town was named for Ellen Mariah Williamson, the eldest daughter of the family that granted a right of way for the Baltimore and Ohio Railroad to build their line through the town; an earlier name for the community was Shumley.

[8] According to the United States Census Bureau, the town has a total area of 1.13 square miles (2.93 km2), all land.

There were 179 housing units at an average density of 158.4 per square mile (61.2/km2).

28.8% of all households were made up of individuals, and 10% had someone living alone who was 65 years of age or older.

The racial makeup of the town was 98.66% White, 0.27% African American, and 1.07% from two or more races.

27.8% of all households were made up of individuals, and 14.6% had someone living alone who was 65 years of age or older.