Milton Academy (also known as Milton) is a coeducational, independent preparatory, boarding and day school in Milton, Massachusetts consisting of a grade 9â12 Upper School and a grade Kâ8 Lower School. Boarding is offered starting in 9th grade. Milton is noted for its prestige and strong academic programs, having produced many notable alumni, including a Nobel Laureate, several members of the United States Congress, a governor (Deval Patrick of Massachusetts), and a Medal of Honor recipient.