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Narrasketuck

Designer: Wilbur Ketcham  ·  Builder: Wilbur Ketcham (Usa)  ·  First built: 1935
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About the Narrasketuck

Bearing a name rooted in the waterways of Long Island, New York, the Narrasketuck is a classic American sailboat with modest, regional roots. While detailed specifications remain scarce, the design reflects a tradition of practical, approachable sailing suited to sheltered coastal and inland waters — the kind of boat built for weekend sailors who valued simplicity and reliability over complexity. With limited documentation widely available, the Narrasketuck occupies a niche corner of American sailing history, likely produced in smaller numbers for local enthusiasts familiar with the bays and estuaries of the Northeast. Boats of this character typically excel in day sailing and light coastal cruising, offering a rewarding experience for those learning the fundamentals of seamanship or simply seeking uncomplicated time on the water. For the prospective buyer, the appeal of a boat like the Narrasketuck often lies in its character and charm rather than cutting-edge performance. Researching surviving examples, connecting with owners, and consulting local sailing clubs in the Long Island region would be the most reliable path to uncovering deeper insights into this understated and historically interesting design.

Core Dimensions
LOA (Length Overall) 20.33 ft / 6.20 m
LWL (Waterline Length) 14.00 ft / 4.27 m
Beam 6.50 ft / 1.98 m
Max Draft 3.00 ft / 0.91 m
Displacement 800.00 lb / 363 kg
Design & Construction
Hull Type Centerboard Dinghy
Rigging Type Fractional Sloop
Construction Wood or FG
Designer Wilbur Ketcham
Builder Wilbur Ketcham (USA)
First Built 1935
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Known Issues & What to Watch For

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Performance Ratios
Displacement/Length Displacement to Length ratio measures how heavy a boat is relative to its waterline length. Lower values mean a lighter, faster boat.
Under 100 — Ultralight racer100–200 — Light cruiser/racer200–300 — Moderate cruiser300–400 — Heavy cruiserOver 400 — Very heavy
130.15
Pounds/Inch Immersion Pounds per Inch Immersion (PPI) tells you how much weight is needed to sink the boat one inch. Useful for calculating how additional gear and stores affect waterline. 1.95 pounds/inch
Rig Dimensions
I (Foretriangle Height) 1.00 ft / 0.30 m
P (Mainsail Luff) 227.00 ft² / 21.09 m²
E (Mainsail Foot) 130.15
How It Compares

vs. Cygnus 20, Flying Dutchman, Flying Fifteen, Ford 20, Highlander

This boat Similar boats
Dimensions
LOA
Narrasketuck ★
20.3 ft
Cygnus 20
20.0 ft
Flying Dutchman
20.0 ft
Flying Fifteen
20.0 ft
Ford 20
20.0 ft
Highlander
20.0 ft
LWL
Narrasketuck ★
14.0 ft
Cygnus 20
17.5 ft
Flying Dutchman
Flying Fifteen
15.0 ft
Ford 20
18.5 ft
Highlander
19.7 ft
Beam
Narrasketuck ★
6.5 ft
Cygnus 20
7.0 ft
Flying Dutchman
5.9 ft
Flying Fifteen
7.0 ft
Ford 20
7.0 ft
Highlander
6.7 ft
Displacement
Narrasketuck ★
800 lbs
Cygnus 20
600 lbs
Flying Dutchman
287 lbs
Flying Fifteen
725 lbs
Ford 20
950 lbs
Highlander
830 lbs
Sail Area
Narrasketuck ★
Cygnus 20
Flying Dutchman
Flying Fifteen
142 sq ft
Ford 20
205 sq ft
Highlander
225 sq ft
Performance
PHRF Rating (lower = faster)
Narrasketuck ★
Cygnus 20
261 s/nm
Flying Dutchman
Flying Fifteen
Ford 20
Highlander
191 s/nm
SA / Displacement (higher = more powerful)
Narrasketuck ★
Cygnus 20
Flying Dutchman
Flying Fifteen
28.2
Ford 20
34.0
Highlander
40.8
Comfort Ratio (higher = more comfortable offshore)
Narrasketuck ★
Cygnus 20
Flying Dutchman
2.3
Flying Fifteen
5.1
Ford 20
5.8
Highlander
5.2
Capsize Screening (lower = safer)
Narrasketuck ★
Cygnus 20
Flying Dutchman
Flying Fifteen
3.12
Ford 20
2.85
Highlander
2.84
Displacement / Length (lower = lighter)
Narrasketuck ★
130
Cygnus 20
49
Flying Dutchman
26
Flying Fifteen
95
Ford 20
66
Highlander
Hull Speed
Narrasketuck ★
Cygnus 20
Flying Dutchman
5.5 kts
Flying Fifteen
5.2 kts
Ford 20
5.8 kts
Highlander
5.9 kts
Speed Number (higher = faster)
Narrasketuck ★
Cygnus 20
Flying Dutchman
Flying Fifteen
6.0
Ford 20
Highlander
9.5
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