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Sailboat Specifications

Shannon 37

Masthead Ketch · Keel/Cbrd.

Designed by Walter Shultz · Built by Shannon Yachts · First built 1985

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LOA 37.75 ft  ·  Beam 11.50 ft  ·  Displacement 17,500.00 lb  ·  Sail Area 751.00 ft²  ·  Masthead Ketch  ·  Keel/Cbrd.
About the Shannon 37 Sailboat

Built by Shannon Yachts during their renowned production era, this 37-footer represents the yard's commitment to creating serious offshore cruising vessels. Shannon established itself as a builder of heavy-displacement sailboats designed for ocean voyaging, and the 37 continues that tradition with substantial construction and conservative design principles. The boat features the classic Shannon aesthetic with traditional lines that prioritize seaworthiness over speed. Her full keel configuration and moderate sail plan make her well-suited for long-distance cruising and offshore passages, where stability and comfort take precedence over racing performance. The design emphasizes safety margins and predictable handling characteristics that inspire confidence in challenging conditions. Shannon's reputation for quality construction means owners can expect robust fiberglass work, thoughtful engineering, and attention to detail throughout. The 37 typically offers comfortable accommodations for extended cruising, with layouts designed for liveaboard use. While not a performance-oriented design, she excels as a capable passage-maker that can handle heavy weather with grace. This model appeals to cruisers seeking a proven platform for serious voyaging, particularly those planning extended offshore passages where reliability and seaworthiness matter most.

Dimensions & Specifications
LOA (Length Overall) 37.75 ft / 11.51 m
LWL (Waterline Length) 30.83 ft / 9.40 m
Beam 11.50 ft / 3.51 m
Max Draft 7.58 ft / 2.31 m
Min Draft 4.25 ft / 1.30 m
Displacement 17,500.00 lb / 7,938 kg
Ballast 6,500.00 lb / 2,948 kg
Sail Area (Reported) 751.00 ft² / 69.77 m²
Design & Construction
Hull Type Keel/Cbrd.
Rigging Type Masthead Ketch
Construction FG
Designer Walter Shultz
Builder Shannon Yachts
First Built 1985
Last Built 1993
Related Sailboats Shannon 38 · Najad 37 · Sabre 38 · Moody 376 · Ericson 38
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Frequently Asked Questions

What is the Shannon 37's sail area to displacement ratio?

The Shannon 37 has a Sail Area to Displacement ratio (SA/D) of 17.89. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Shannon 37's comfort ratio?

The Shannon 37 has a Ted Brewer Comfort Ratio of 31.78. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Shannon 37 safe for offshore sailing?

The Shannon 37 has a Capsize Screening Formula value of 1.78. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Shannon 37?

The theoretical hull speed of the Shannon 37 is 7.44 knots, calculated from its waterline length.

How much does a Shannon 37 weigh?

The Shannon 37 has a displacement of 17,500.00 lb and a length overall (LOA) of 37.75 ft.

Who designed the Shannon 37?

The Shannon 37 was designed by Walter Shultz, first built in 1985.