St.Shantal's High School was founded by Mother Shantal, the co-founder of the SABS congregation, in 1922 September 23. The school was recognised by the government in the year 1925. It became a Vernacular Middle School when the 7th Standard started in the year 1928-29. St. Shantal's was upgraded to a High School in 1966 and the first SSLC batch came out in 1969. The school became an approved SSLC exam centre in 1974. English Medium classes started in 2004. The school consist of 26 divisions from std 1 to std 10.