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International 2.4mRClass Association
A 2.4mR keelboat racing
The International 2.4mR Class

Where sailing skill is the ONLY advantage.

The 2.4mR is a one-person keelboat raced around the world with 17 National Class Associations, from club regattas to the World Championship. Tactical, technical, and open to all.

About the 2.4mRThe ICA
Upcoming
Grand Prix of Czech Republic26 - 28 Sep 2026 · Máchovo jezero, Staré Splavy, Czechia
Racing Calendar
Explore

Get on the water

Racing CalendarEvery confirmed 2.4mR regatta, worldwide.60 RacesOn the calendar
Results & Past RegattasWorld Championship roll of honour and past regatta records.35 World Championships1989–2026
ContactReach the ICA or find your nearest National Class Association.1 ICA + 17 NCAsInternational Class Association
National Class Associations