The Sisters arrived in England from Switzerland during the early 1900s and set up a convent at Wimbledon (now in the London Borough of Merton).

The high level of achievement and outstanding quality of care of students are a direct result of excellent leadership and management.

All pupils wear a school uniform except the sixth form, who have a smart work dress code.

A student's house identity is displayed by a coloured ribbon sewn above The Holy Cross crest on the school blazer.

Each house, with its own individual colour, is named after a Christian value put forward by the stude The school has received attention for its educational programs, including a project to share music and drama concepts with Ikeda Junior High School in Osaka, Japan, and a link-up with NASA scientists in Cleveland, Ohio.

[4][5][6] In 1999 the school was the subject of press coverage when National Health Service leaflets were distributed to pupils despite containing information about contraception, contrary to Catholic teaching.