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Marlow Hunter 31 Shoal draft is a Cruising sailboat built by Marlow Hunter and designed by Glenn Henderson. Her first hull was built in 2015 with an overall lengh of 9.86 m or 32.4 ft long and a Deck stepped mast mast configuration.

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MARLOW HUNTER 31 SHOAL DRAFT Sailboat Specifications​


Overall Length (LOA) m / ft9.86 m / 32.4 ft
Builder(s)Marlow Hunter
Designer(s)Glenn Henderson
BrandMarlow Hunter
VersionShoal draft
categoryCruising sailboat
CountryUnited States
Hull TypeMonohull
First Hull Built2015
Last Hull BuiltStill in production
AppendagesKeel wing keel
HelmSingle helm wheel
RudderSingle spade rudder
CockpitClosing aft cockpit with opening system
Ballast TypeCast iron
Rigging TypeSloop Marconi (in-mast furling mainsail) fractional
Mast LayoutDeck stepped mast
Number of Cabin(s)2
Number of Head(s)1
Freshwater Tank Capacity lt/gal190 L / 50.2 gal
Ballast Ratio0.29


Overall Length (LOA) 9.86 m / 32.4 ft
Hull Length9.73 m / 31.11 ft
Waterline Length (LWL)9.04 m / 29.8 ft
Beam (width)3.61 m / 11.10 ft
Draft1.35 m / 4.5 ft
Light Displacement (MLC) 5443 kg / 12000 lb
Ballast Weight1599 kg / 3525 lb


Critical Hull Speed7.30 knots
Displacement-Length Ratio (DLR)209
Ballast Ratio0.29
Upwind Sail Area to Displacement17.45 m²/T / 188 ft²/T

Above Deck

Mast LayoutDeck stepped mast
Mast Height from DWL14.19 m / 46.7 ft
Rotating SparsNo
Number of Levels of Spreaders2
Spreaders AngleSwept-back (Bergström)
Spars ConstructionAluminum spars
Standing Rigging1x19 strand wire
Upwind Sail Area54 m² / 581 ft²
I35.10 ft * 10.9 m
J11.4 ft * 3.43 m
P36.6 ft * 11.11 m
E13.10 ft * 4.22 m

Engine Room

Engine(s)1 inboard engine
Fuel typeDiesel
Fuel Tank Capacity80 L / 21.1 gal

Below Deck

Maximum Headroom6.4 ft * 1.91 m