| 1973 | IHSA sponsors first state meet in girls track and field at O'Brien Stadium on the campus of Eastern Illinois University at Charleston, won by Springfield (Southeast). |
| 1975 | Started using Accutrak (FAT) |
| 1977 | State final meet split into two classes, Class A (small schools), won by New Lenox (Providence), and Class AA (large schools) won by East St. Louis (Lincoln). |
| 1996 | Triple jump competition added. |
| 1997 | Started using Finish Lynx (FAT) |
| 2009 | State final meet split into three classes |
| 2010 | Discontinued using back-up Finish Line Timers |