The Independent Girls' Schools Sports Association of South Australia (IGSSA) is a group of independent schools in South Australia involved in a variety of sporting and cultural activities.
| School | Location | Enrolment | Founded | Denomination | Boys/Girls | Day/Boarding | School Colors | |
|---|---|---|---|---|---|---|---|---|
| Concordia College | Highgate | 700 | 1890 | Lutheran | Boys & Girls | Day | Blue & Gold | |
| Immanuel College | Novar Gardens | 800 | 1895 | Lutheran | Boys & Girls | Day & Boarding | Blue, Gold & White | |
| Pembroke School | Kensington Park | 1545 | 1915 | Non-denominational | Boys & Girls | Day & Boarding | Royal Blue, Green & Gold | |
| Pulteney Grammar School | Adelaide | 820 | 1847 | Anglican | Boys & Girls | Day | Navy Blue, White & Gold | |
| St Peter's Collegiate Girls' School | Stonyfell | 550 | 1894 | Anglican | Girls | Day | Navy Blue & White | |
| Scotch College | Mitcham | 850 | 1919 | Uniting Church | Boys & Girls | Day & Boarding | Blue & Gold | |
| Seymour College | Glen Osmond | 765 | 1922 | Uniting Church | Girls | Day & Boarding | Green, Navy & White | |
| Walford Anglican School for Girls | Hyde Park | 650 | 1893 | Anglican | Girls | Day & Boarding | Navy Blue, Light Blue & Gold | |
| Westminster School | Marion | 1100 | 1961 | Uniting Church | Boys & Girls | Day & Boarding | Green & White | |
| Wilderness School | Medindie | 820 | 1884 | Non-denominational | Girls | Day & Boarding | Brown & Blue |