The 2010 population of a town in Jackson which was covered by "Maine School Administrative District 3" was 2,099.
Maine School Administrative District 3 (MSAD 3) is an operating school district within Maine, covering the towns of Brooks, Freedom, Jackson, Knox, Liberty, Monroe, Montville, Thorndike, Troy, Unity. 
 The population was 2,099 at the 2010 census. 
