| 2009 NYSPHAA Boys' Basketball Championships | ||||
| Glens Falls Civic Arena: Glens Falls, New York | ||||
| Friday March 20, 2009 | Saturday March 21, 2009 | |||
| VIII: Oyster Bay [13-8] | ||||
| Region 1 | ||||
| Friday March 20, 2009 | V: Avon [26-1] | |||
| 1:30 PM | 61-45 | |||
| V: Avon [25-1] | ||||
| Region 4 | ||||
| Championship Game | ||||
| Saturday March 21, 2009 | V: Avon [27-1] | |||
| 7:15 PM | 2009 NYSPHAA | |||
| III: Onondaga [17-9] | CHAMPION | |||
| Region 3 [5-6] | 61-55 | |||
| Friday March 20, 2009 | II: Maple Hill [26-1] | |||
| 5:00 PM | 77-51 | |||
| II: Maple Hill [25-1] | ||||
| Region 2 | ||||
| Class C Championships | ||||
| Glens Falls Civic Arena: Glens Falls, New York | ||||