Lawrence Academy at Groton is a private, nonsectarian, coeducational college preparatory school located in Groton, Massachusetts, in the United States. Founded by a group of 50 residents of Groton and Pepperell, Massachusetts in 1792 as Groton Academy, and chartered in 1793 by Governor John Hancock, Lawrence is the tenth oldest boarding school in the United States, and the third in Massachusetts, following Governor Dummer Academy (1763) and Phillips Academy at Andover (1778).