| Date | Home | Score | Away | Score |
| Finals | ||||
| 06/07/2009 - 11:30 AM | New Trier | 10 | Loyola | 6 |
| Lacrosse Cup | ||||
| 06/07/2009 - 5:30 pm | St Ignatius | 7 | Marian Catholic | 3 |
| Lacrosse Cup Semis | ||||
| 06/04/2009 | Marian Catholic | 7 | Naperville Central | 6 |
| 06/04/2009 | St Ignatius | 11 | Waubonsie Valley | 5 |
| State Championship Semis | ||||
| 06/04/2009 | New Trier | 10 | St. Charles | 4 |
| 06/04/2009 | Loyola | 7 | Lake Forest | 6 |
| Lacrosse Cup Quarters | ||||
| 06/02/2009 | St Ignatius | 9 | O'Fallon Township | 2 |
| 06/02/2009 | Waubonsie Valley | 16 | St Rita | 3 |
| 06/02/2009 | Marian Catholic | 8 | Deerfield | 7 |
| 06/02/2009 | Naperville Central | 12 | Glenbard West | 4 |
| State Championship - Quarters | ||||
| 06/02/2009 | St Charles | 8 | Glenbrook South | 7 |
| 06/02/2009 | Stevenson | 9 | Lake Forest | 11 |
| 06/02/2009 | New Trier | 14 | Glenbrook North | 3 |
| 06/02/2009 | Loyola Academy | 4 | Hinsdale Central | 1 |
