Crystal is a town in Aroostook County, Maine, United States.

[1] It is bordered by Sherman to the south, Island Falls to the east, Hersey to the north and Patten in Penobscot County to the west.

There were 147 housing units at an average density of 3.6 per square mile (1.4/km2).

The racial makeup of the town was 98.9% White, 0.4% Native American, and 0.7% from two or more races.

22.6% of all households were made up of individuals, and 7% had someone living alone who was 65 years of age or older.

15.2% of all households were made up of individuals, and 7.1% had someone living alone who was 65 years of age or older.