One-Design & Club
J 24
Keelboat
World’s most popular racing keelboat with 5,500+ hulls worldwide. The J/24 transformed affordable keelboat racing and remains fiercely competitive after 45+ years.
LOA
7.31 m
Year designed
1976
Designer
Rod Johnstone
Sails for this class
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Specifications
Length overall
7.31 m
Beam
2.72 m
Draft
1.22 m
Hull weight
1226 kg
Crew min
4
Crew max
5
Year designed
1976
Mainsail area
14.86 m²
Jib area
7.22 m²
Spinnaker area
22.3 m²
Class facts
Category
One-Design & Club
Type
Keelboat
Designer
Rod Johnstone
Class association
International J/24 Class Association
History
Rod Johnstone designed the J/24 in 1976 in a barn at his Connecticut home. Over 5,500 built – more than any other racing keelboat.
Sailing characteristics
Fractional rig with big overlapping genoa. Spinnaker makes downwind exciting. Crew coordination important – everyone has a defined role.
Racing context
J/24 Worlds attract 100+ boats. Active national circuits in 30+ countries. Iconic class with 40+ years of World Championship history.
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