The Fay School, founded in 1866, is the oldest junior boarding school in the United States. Fay is also a day school and is located in Southborough, MA. The main campus if 30 acres and the athletic campus is 36 acres. The co-ed institution is private.

The school serves students from pre-k to 9th grade. The current enrollment is 450 students. There are 340 day students and 110 boarding students. The average class size is 12.

The Fay School has several accreditations including National Association of Independent Schools and the Association of Independent Schools in New England.

Tuition for the school ranges greatly depending on grade level and domestic or international status. The tuition for pre-k begins at $20,325 for a half day and tuition exceeds $62,000 for 9th grade students. Admission is not as competitive as many other boarding schools in the area.