Fort Fairfield is a census-designated place (CDP) comprising the main village within the town of Fort Fairfield in Aroostook County, Maine, United States.

[2] As of the census[7] of 2000, there were 1,600 people, 758 households, and 432 families residing in the CDP.

There were 813 housing units at an average density of 365.3 per square mile (141.0/km2).

The racial makeup of the CDP was 98.56% White, 0.19% Black or African American, 0.31% Native American, 0.06% Asian, 0.06% from other races, and 0.81% from two or more races.

38.8% of all households were made up of individuals, and 21.9% had someone living alone who was 65 years of age or older.