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

[1] As of the census[5] of 2010, there were 832 people, 360 households, and 225 families living in the town.

There were 495 housing units at an average density of 13.4 per square mile (5.2/km2).

31.1% of all households were made up of individuals, and 13.9% had someone living alone who was 65 years of age or older.

There were 488 housing units at an average density of 13.2 per square mile (5.1/km2).

27.6% of all households were made up of individuals, and 10.5% had someone living alone who was 65 years of age or older.