Plainfield Academy was a school in Windham County, Connecticut[1] founded in 1770 and closed in 1890.
The school attracted students from around New England and was considered one of the best in Connecticut.
[6] Teacher and educational reformer Prudence Crandall, who taught nearby, was inspired by its model including the way it avoided corporal punishment.
[6] An image of the school is included in the 1917 publication The Government of the People in the State of Connecticut noting it as one of Connecticut's most significant educational institutions.
Lucien Burleigh was principal of its grammar school from 1855 until 1860.