| Event | Year | Start | End | Races | Teams |
|---|---|---|---|---|---|
| Carl Miller Fall Regatta | 2025 | 25 Oct | 26 Oct | 3 | 6 |
| Fall Dinghy | 2025 | 25 Oct | 26 Oct | 6 | 10 |
| Sauna Cup | 2025 | 25 Oct | 26 Oct | 4 | 7 |
| European Championship | 2025 | 22 Oct | 25 Oct | 5 | 58 |
| Oktoberfestpreis | 2025 | 04 Oct | 05 Oct | 4 | 9 |
| Open Regatta including Fireball + 505 | 2025 | 26 Sep | 27 Sep | 4 | 14 |
| Skiff Regatta | 2025 | 26 Sep | 28 Sep | 6 | 16 |
| East Coast Championship | 2025 | 19 Sep | 21 Sep | 8 | 5 |
| Joachim Hunger Gedächtnispreis | 2025 | 13 Sep | 14 Sep | 6 | 8 |
| SWE 505 CUP 4 “Jollefighten” | 2025 | 13 Sep | 14 Sep | 6 | 16 |
| SWE 505 CUP 4 “Jollefighten” | 2025 | 13 Sep | 14 Sep | 6 | 16 |
| SWE 505 CUP 4 “Jollefighten” | 2025 | 13 Sep | 14 Sep | 6 | 16 |
| Otwarte Mistrzostwa Polski | 2025 | 12 Sep | 14 Sep | 9 | 17 |
| FAntastic Nepean FAll REgatta (FANFARE) | 2025 | 06 Sep | 07 Sep | 9 | 10 |
| Näsijärven Purjehdusseura/Näsijärvi Segelsällskap | 2025 | 30 Aug | 31 Aug | 6 | 12 |
| North American Championship | 2025 | 20 Aug | 24 Aug | 12 | 36 |
| TPS Airisto Regatta | 2025 | 15 Aug | 17 Aug | 4 | 6 |
| Eastern Canadians | 2025 | 10 Aug | 11 Aug | 4 | 18 |
| Arden Regatta | 2025 | 09 Aug | 09 Aug | 3 | 3 |
| Svenskt Mästerskap | 2025 | 08 Aug | 10 Aug | 8 | 22 |
| Ustka Charlotta Sailing Days | 2025 | 08 Aug | 10 Aug | 7 | 10 |
| OstseeCup | 2025 | 19 Jul | 20 Jul | 5 | 14 |
| 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 |
| SCLW Sommer-Regatta #1 | 2025 | 28 Jun | 29 Jun | 5 | 13 |
| 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 |
| Open Regatta | 2025 | 24 May | 25 May | 4 | 7 |
| Elvstrom Zellerbach | 2025 | 17 May | 18 May | 5 | 13 |
| Puchar Polskiego Związku Żeglarskiego cz. I | 2025 | 17 May | 18 May | 5 | 14 |
| Saltsjöbadsregattan | 2025 | 17 May | 18 May | 7 | 10 |
| West River Spring | 2025 | 17 May | 18 May | 5 | 6 |
| Internationale Deutsche Meisterschaft & Open Danish Championship | 2025 | 15 May | 18 May | 14 | 39 |
| Wittensee Fight | 2025 | 03 May | 04 May | 6 | 18 |
| Grand Prix de Douarnenez | 2025 | 30 Apr | 03 May | 4 | 15 |
| Känguruh HH | 2025 | 30 Apr | 28 May | 5 | 12 |
| Frühjahrswettfahrten | 2025 | 26 Apr | 27 Apr | 4 | 17 |
| Spring Regatta | 2025 | 26 Apr | 27 Apr | 8 | 13 |
| Zeller Volksbank Cup | 2025 | 26 Apr | 27 Apr | 4 | 13 |
| Saint Raphaël | 2025 | 18 Apr | 20 Apr | 8 | 29 |
| Coupe des Vrais Bateaux | 2025 | 13 Apr | 14 Apr | 3 | 15 |
| Coupe Nationale des vrais bateaux | 2025 | 12 Apr | 13 Apr | 8 | 17 |
| Spring Dinghy | 2025 | 14 Mar | 15 Mar | 5 | 9 |
| E. E. Manning Regatta/CFJ Shadden Series | 2025 | 01 Mar | 02 Mar | 5 | 7 |
| Midwinter Regatta | 2025 | 15 Feb | 16 Feb | 3 | 3 |
| Midwinter Championship | 2025 | 24 Jan | 26 Jan | 6 | 13 |
| Australian National Championships | 2025 | 02 Jan | 07 Jan | 9 | 46 |
| World Championship | 2025 | 02 Jan | 07 Jan | 9 | 70 |