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Sailboat Specifications

North Castle 36

Cutter · Fin With Rudder On Skeg

Designed by Ted Gozzard · Built by North Castle Marine Ltd. · First built 1989

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LOA 36.75 ft  ·  Beam 12.00 ft  ·  Displacement 17,000.00 lb  ·  Sail Area 891.00 ft²  ·  Cutter  ·  Fin With Rudder On Skeg
About the North Castle 36 Sailboat

Relatively little documentation has surfaced about the North Castle 36, making it something of an elusive entry in the sailboat world. What can be reasonably inferred from the name and size class is that this is a mid-range cruising sailboat, likely suited to coastal and nearshore passages where comfort and manageable handling take precedence over outright performance. A 36-foot hull typically strikes a practical balance between interior liveability and ease of single-handed or short-handed sailing, making boats in this range popular with weekend cruisers and those embarking on extended coastal voyages. Without a well-documented production history or widely published specifications, prospective buyers should approach the North Castle 36 with thorough due diligence. Seeking out existing owners, class associations, or archived marine surveys would be valuable steps before committing to a purchase. A professional marine survey is especially recommended given the limited publicly available data. If you have encountered this vessel in person or have access to documentation, contributing what you know to the Keel Index community can help future researchers piece together a more complete picture of this understudied design.

Dimensions & Specifications
LOA (Length Overall) 36.75 ft / 11.20 m
LWL (Waterline Length) 29.50 ft / 8.99 m
Beam 12.00 ft / 3.66 m
Max Draft 4.75 ft / 1.45 m
Displacement 17,000.00 lb / 7,711 kg
Ballast 6,800.00 lb / 3,084 kg
Sail Area (Reported) 891.00 ft² / 82.78 m²
Design & Construction
Hull Type Fin with rudder on skeg
Rigging Type Cutter
Construction FG
Designer Ted Gozzard
Builder North Castle Marine Ltd.
First Built 1989
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Frequently Asked Questions

What is the North Castle 36's sail area to displacement ratio?

The North Castle 36 has a Sail Area to Displacement ratio (SA/D) of 21.64. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the North Castle 36's comfort ratio?

The North Castle 36 has a Ted Brewer Comfort Ratio of 30.3. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the North Castle 36 safe for offshore sailing?

The North Castle 36 has a Capsize Screening Formula value of 1.87. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the North Castle 36?

The theoretical hull speed of the North Castle 36 is 7.28 knots, calculated from its waterline length.

How much does a North Castle 36 weigh?

The North Castle 36 has a displacement of 17,000.00 lb and a length overall (LOA) of 36.75 ft.

Who designed the North Castle 36?

The North Castle 36 was designed by Ted Gozzard, first built in 1989.