The MacDuffie School is a private, nonsectarian, coeducational college preparatory school for day and boarding students in grades 6–12. The school is located on over 250 acres in Granby, Massachusetts, United States, within close distance to the University of Massachusetts, and Amherst, Hampshire and Mount Holyoke colleges.

Tuition $60,050. Activities Fee $300. Boarding/ International Fee $3,863. Laundry $2,014. Health Insurance $2,311. ELL $2,430. Totals $70,968. Activity fee is $300 for full year or $200 for one semester.