| Oswego East Tri Meet (OE and Naperville North) | 08/28/2025 | Oswego, IL | Oswego East - Oswego East XC Course |
| City Championships | 09/02/2025 | Plainfield, IL | Plainfield North High School - Plainfield North Cross Country Course |
| Wildcat Invite | 09/06/2025 | Plainfield, IL | Plainfield Central - South grounds |
| Steelman Invitational | 09/13/2025 | Channahon, IL | Minooka High School - Channahon Community Park |
| Plainfield North Dual (Senior Night) | 09/16/2025 | Plainfield, IL | Plainfield Central - South grounds |
| Peoria Notre Dame | 09/20/2025 | Peoria, IL | IHSA - Detweiller Park |
| Naperville Central Girls Invitational | 09/26/2025 | Geneva, IL | Geneva High School - Northwestern Medicine Cross Country Course |
| Lincoln Way Central Boys Invitational | 09/27/2025 | Mokena, IL | Lincoln Way Central - The Oaks |
| Will Co Girls Championship | 10/01/2025 | Channahon, IL | Minooka High School - Channahon Community Park |
| Mortimer Frosh/Soph Boys Invitational | 10/02/2025 | Tinley Park, IL | Andrew - Tinley Park Park District 8125 W. 171st St, Tinley Park, Illinois |
| Lakes Twilight | 10/10/2025 | Lake Villa, IL | Lakes Community High School - Eagle Acres XC Course |
| SPC Championship | 10/17/2025 | Channahon, IL | Minooka High School - Channahon Community Park |
| Plainfield Fast Cat F/S and JV Invitational | 10/21/2025 | Plainfield, IL | Plainfield Central - South grounds |
| IHSA Regional | 10/25/2025 | Plainfield, IL | Plainfield Central - South grounds |
| Halloween Time Trial | 10/31/2025 | Plainfield, IL | Plainfield Central - South grounds |
| IHSA Sectional | 11/01/2025 | Normal, IL | Normal West - Maxwell Park |
| IHSA State Finals | 11/08/2025 | Peoria, IL | IHSA - Detweiller Park |
