Spartanburg Day School was established on September 12, 1957, at the Drayton Mill Community Building, with 35 students in 1st–5th grades.

[citation needed] When the families of foreign expatriates began moving to the Greenville-Spartanburg area in the 20th century, most of the children attended Spartanburg Country Day School.

[4] The Spartanburg Day Griffins compete in the South Carolina Independent Schools Association (SCISA).

SDS offers cross country, volleyball, soccer, physical education, tennis, basketball, swimming, cheerleading, baseball, lacrosse, golf, and track and field.

[citation needed] The boys basketball team led by future NBA player Zion Williamson, has won three consecutive SCISA championships from 2016 to 2018.