| Abbreviation | ACS |
|---|---|
| Formation | 1997 |
| Headquarters | Melbourne, Victoria, Australia |
Membership | 6 |
| Website | acssport |
The Association of Coeducational Schools (ACS) was formed in 1997 and commenced midweek sporting competitions for Years 7–12 in 1998 with five founding member schools that are coeducational and shared similar philosophies and a commitment to sport.