| Event | Year | Start | End | Races | Teams |
|---|---|---|---|---|---|
| Otwarte Mistrzostwa Polski | 2025 | 12 Sep | 14 Sep | 9 | 17 |
| FAntastic Nepean FAll REgatta (FANFARE) | 2025 | 06 Sep | 07 Sep | 9 | 10 |
| Suomen Mestaruud | 2025 | 30 Aug | 31 Aug | 6 | 12 |
| North American Championship | 2025 | 20 Aug | 24 Aug | 12 | 36 |
| Eastern Canadians | 2025 | 10 Aug | 11 Aug | 4 | 18 |
| Ustka Charlotta Sailing Days | 2025 | 08 Aug | 10 Aug | 7 | 10 |
| Svenskt Mästerskap | 2025 | 08 Aug | 10 Aug | 8 | 22 |
| Newport Regatta | 2025 | 12 Jul | 13 Jul | 7 | 8 |
| Championnat de France | 2025 | 11 Jul | 14 Jul | 6 | 33 |
| Warnemünder Woche | 2025 | 04 Jul | 13 Jul | 7 | 35 |
| Columbia Gorge One-Design Regatta | 2025 | 26 Jun | 27 Jun | 7 | 5 |
| UK National Championship | 2025 | 26 Jun | 29 Jun | 8 | 24 |
| Gdynia Sailing Days | 2025 | 25 Jun | 27 Jun | 6 | 16 |
| Alfons Håkans HangöRegattan | 2025 | 14 Jun | 15 Jun | 6 | 3 |
| South Africa Nationals | 2025 | 14 Jun | 15 Jun | 9 | 6 |
| SWE 505 Cup 2 | 2025 | 14 Jun | 15 Jun | 6 | 16 |
| Pacific Coast Championship | 2025 | 13 Jun | 15 Jun | 11 | 20 |
| Puck Sailing Days | 2025 | 13 Jun | 15 Jun | 7 | 14 |
| Wickford Regatta | 2025 | 07 Jun | 08 Jun | 8 | 7 |
| Blue Garden Riva Cup | 2025 | 29 May | 31 May | 8 | 40 |