Regional School Unit 63

Two are kindergarten-through-fourth grade elementary schools and are located in the towns of Holden and Eddington.

The middle school is also located in Holden and services all three towns through eighth grade.

It also contains CSD 8, or 'Airline',[1] which serves the towns of Amherst, Aurora, Great Pond and Osborne.

[2] Students must leave the district for high school as SAD 63 does not have one.

[2] The district pays the tuition for students to attend one of several area public and private schools.

Holbrook School, the district middle school, located in Holden, Maine