New Zealand - Christchurch - Avonside Girls' High School - Form 4RB - 1991 Do you have more information about the school or the people in this photo? Please use the comment section below to share. To search for other photos from this school, please type the schools name in to our search engine. Avonside Girls' High School - The school originally opened in January 1919 on the Avonside Drive site as a satellite campus of Christchurch Girls' High School. - It became a separate school in its own right in 1928 - It was formerly in the suburb of Avonside but moved in 2019, along with Shirley Boys' High School, to the former QEII Park site in the east of Christchurch