From Ancestry.com Wiki
Easton is a town in Aroostook county, Maine. It was formed in 1865. Easton began keeping vital records in 1892 and town records in 1896*. For more information, contact the county at 3 Station Rd./P.O. Box 127, Easton 04740. On the attached map, Easton is shown as 36 in Aroostook county.
For information about the state of Maine see Maine Family History Research.