New Cancellations
| Event | Country | Date | Cancellation Note |
|---|---|---|---|
| Parc parkrun | United Kingdom | 2025-12-06 | Permission issue |
| Peace Valley parkrun | United States | 2025-12-06 | Weather |
| Winthrop Trailhead parkrun | United States | 2025-12-06 | Course unsafe or blocked |
| Barnstaple junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |
| Belcamp junior parkrun | Ireland | 2025-12-07 | Course unsafe or blocked |
| Belfast YMCA junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |
| Cotlands Park junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |
| Derry City junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |
| Elder Park junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |
| Larne junior parkrun | United Kingdom | 2025-12-07 | Weather |
| Longford junior parkrun | Ireland | 2025-12-07 | Shortage of volunteers |
| Mallow Castle junior parkrun | Ireland | 2025-12-07 | Weather |
| Redcar junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |
| Riverside junior parkrun, Ballymoney | United Kingdom | 2025-12-07 | Weather |
| Sheffield Olympic Legacy Park junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |
| South Beach Estate junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |
| Washingbay Wetlands junior parkrun | United Kingdom | 2025-12-07 | Shortage of volunteers |