The Sanford School is a private school for co-ed students in PreK through high school, located in Hockessin, Delaware. Originally known as "Sunny Hills School", it was founded on September 23, 1930, by Sanford and Ellen Sawin, in memory of their eldest son Sanford Sawin, Jr. The school's name was changed to Sanford in 1966, 50 years after his death.