9.24 x 2.69 m
Length x beam
Jun 28, 2026
IW 31
€6.496
place Göteborg, Sweden
Description
IW 31 is a classic sailboat designed by Sparkman & Stephens. Well-equipped with sails, updated motor, and modern electrical systems. The interior features comfortable berths, a kitchen area, and a renovated generator. Epoxy-coated hull with recent maintenance.
Specifications
SailboatDataopen_in_new1.65 m
Draft
3,538 kg
Displacement
27
Comfort Ratio
Boat identity
info_outlineModel
IW-31
info_outlineHull Type
Monohull
info_outlineKeel Type
Fin
info_outlineRudder Type
Skeg
info_outlineUnits Built
350
info_outlineAssociation
Half Ton Class, IW-31 owners (in German)
Dimensions & weight
timelineWaterline Length
6.71 m
Rig & sails
info_outlineRig Type
Masthead Sloop
Performance ratios
info_outlineSail Area Displacement
14.57
info_outlineCapsize Screening
1.78
Additional details
info_outlineHull Description
Fin with rudder on skeg
info_outlineBuild Year From
1,968
info_outlineBuild Year To
1,985
info_outlineRig Configuration
masthead-sloop
info_outlineSailing Category
Based on RORC/IOR 1/2 ton proto.. S&S design #1899C. Similar to the SHE 31 by South Hants Engineering (UK).
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