New Cancellations
| Event | Country | Date | Cancellation Note |
|---|---|---|---|
| Ashington Community Woodland parkrun | United Kingdom | 2025-11-29 | Course unsafe or blocked |
| City Park parkrun, Iowa | United States | 2025-11-29 | Weather |
| Ohio and Erie Canal Reservation parkrun | United States | 2025-11-29 | Course unsafe or blocked |
| Tennogawa koen parkrun | Japan | 2025-11-29 | Shortage of volunteers |
| parkrun Leszno | Poland | 2025-11-29 | Course unsafe or blocked |
| Berry Hill junior parkrun | United Kingdom | 2025-11-30 | Course unsafe or blocked |
| Fife Cycle Park junior parkrun | United Kingdom | 2025-11-30 | Shortage of volunteers |
| Griffeen junior parkrun | Ireland | 2025-11-30 | Course unsafe or blocked |
| Holmebrook Valley junior parkrun | United Kingdom | 2025-11-30 | Course unsafe or blocked |
| Norris Green Park junior parkrun | United Kingdom | 2025-11-30 | Shortage of volunteers |
| Sheffield Olympic Legacy Park junior parkrun | United Kingdom | 2025-11-30 | Shortage of volunteers |
| Tyne Green junior parkrun | United Kingdom | 2025-11-30 | Weather |