Windmill (sailing dinghy)

Windmill
Class symbol
Development
DesignerClark Mills
LocationUnited States
Year1953
No. built5700
Builder(s)Johannsen Boat Works
Lockley Newport Boats
Advance Sailboat Corp.
RoleOne-design racer
NameWindmill
Boat
Displacement198 lb (90 kg)
Draft4.17 ft (1.27 m) with the "longboard-style" daggerboard down
Hull
TypeMonohull
ConstructionFiberglass or plywood
LOA15.50 ft (4.72 m)
LWL14.50 ft (4.42 m)
Beam4.75 ft (1.45 m)
Hull appendages
Keel/board typedaggerboard
Ruddertransom-mounted rudder
Rig
Rig typeBermuda rig
Sails
SailplanFractional rigged sloop Masthead sloop
Mainsail area85 sq ft (7.9 m2)
Jib/genoa area34 sq ft (3.2 m2)
Spinnaker areanone
Total sail area119 sq ft (11.1 m2)
Racing
D-PN90.2

The Windmill is an American sailing dinghy that was designed by Clark Mills as a one-design racer and first built in 1953.

The Windmill hull design was developed into the US1 single-handed catboat in 1974.