Colyton Grammar School (commonly abbreviated to 'CGS') is a co-educational grammar school (and Academy) located in the village of Colyford in East Devon, England that teaches students from years 7 to 13 (ages 11 to 18). The school has been classified by Ofsted as 'Outstanding' in three successive reports; as of 2022 it was ranked by the Sunday Times as the fourteenth best state school in the country, and second best in the South West. Founded in 1546, the school has an open campus style setting situated on a site of over 18 acres (7.3 ha) in total.