| 2025 NYSAIS Class B Playoff Bracket | ||||
| QUARTERFINAL | SEMI FINAL | FINAL | ||
| February 19, 2025 | February 21, 2025 | February 23, 2025 | ||
| 1 Poly Prep (22-0) | ||||
| 84-51 | 1 Poly Prep (23-0) | |||
| @ Legacy Gym | ||||
| 8 Knox (10-9) | ||||
| 60-46 | 5 Dalton (19-6) | |||
| @ Highest Seed | ||||
| 5 Dalton (17-6) | ||||
| 62-59 | 5 Dalton (18-6) | |||
| @ Highest Seed | ||||
| 4 LuHi Regional (13-7) | ||||
| 71-31 | 2 Albany Academy (22-2) | |||
| @ Spence Athletic Center | Class B Champion | |||
| 3 Stony Brook (18-6) | ||||
| 47-43 | 3 Stony Brook (19-6) | |||
| @ Highest Seed | ||||
| 6 Hackley (15-8) | ||||
| 74-41 | 2 Albany Academy (21-2) | |||
| @ Hackley | ||||
| 7 LWA White (9-8) | ||||
| 77-50 | 2 Albany Academy (20-2) | |||
| @ Hackley | ||||
| 2 Albany Academy (19-2) | ||||