Timeline 

• 1965  The founding of St. Ann's Episcopal School, located in the undercroft of St. Ann's Church at 131 Clinton Street
  
  1966  St. Ann's Episcopal Church purchases the historic Crescent Club building at 129 Pierrepont Street to house the school
  
  1970  First graduate
  
  1979  Sixty students graduate in the Class of 1979
  
  1981  Charter granted to incorporate Saint Ann's School as a separate institution
  
  1982  The Preschool opens at 26 Willow Place
  
  1985  Purchase of The Rubin Building
  
  1989  Kindergarten moves to 124 Henry Street; Computer Center opens in Pierrepont Plaza
  
  1994  Classrooms open at Pierrepont Plaza
  
  1996  The Undercroft opens after structural steel reinforcement of 129 Pierrepont Street and reconfiguration of the basement into classrooms and a gym
  
  2003  The Farber Building opens at 153 Pierrepont
  
  2007  The scaffolding comes down after 15 years; Dedication of 129 Pierrepont Street to Stanley Bosworth, Founding Head of School
  
  2009  Purchase of 122 Pierrepont Street from the Church of St. Ann & the Holy Trinity
  
  Over 2,200 alumni have graduated since the founding of Saint Ann's School.