Whitneyville is a town in Washington County, Maine, United States.

The town was named after Colonel Joseph Whitney, a mill owner.

The racial makeup of the town was 98.2% White, 0.5% African American, 0.5% Asian, and 0.9% from other races.

28.7% of all households were made up of individuals, and 9% had someone living alone who was 65 years of age or older.

33.3% of all households were made up of individuals, and 16.2% had someone living alone who was 65 years of age or older.

About 3.5% of families and 10.3% of the population were below the poverty line, including 6.3% of those under the age of eighteen and 13.5% of those 65 or over.