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Sailboat Specifications

Baymaster 18

Fractional Sloop · Keel/Cbrd.

Designed by Winthrop L. Warner · Built by Regatta Plastics Co. (Usa) · First built 1968

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LOA 17.92 ft  ·  Beam 6.92 ft  ·  Displacement 850.00 lb  ·  Sail Area 146.00 ft²  ·  Fractional Sloop  ·  Keel/Cbrd.
About the Baymaster 18 Sailboat

Designed by Winthrop L. Warner and first launched in 1968, this compact 18-footer from Regatta Plastics represents a thoughtful approach to small boat sailing. The Baymaster 18's fractional sloop rig and modest sail area of 146 square feet make it an excellent choice for novice sailors and those seeking relaxed coastal cruising without overwhelming power. With its keel/centerboard configuration, this fiberglass sailboat offers versatility that appeals to sailors exploring shallow waters and protected bays. The centerboard allows for easy trailering and launching while providing adequate stability for coastal adventures. At 850 pounds displacement, the boat strikes a balance between portability and seaworthiness that made it popular during the small boat boom of the late 1960s and early 1970s. The generous beam of nearly seven feet provides surprising cockpit space for a boat under 18 feet, while the four-foot draft ensures access to shallow anchorages. Warner's design emphasizes gentle handling characteristics over racing performance, making it ideal for day sailing, sailing instruction, and weekend coastal exploration. The low comfort ratio suggests this boat excels at spirited day sailing rather than extended cruising, perfectly suited for sailors who prioritize simplicity and ease of handling.

Dimensions & Specifications
LOA (Length Overall) 17.92 ft / 5.46 m
LWL (Waterline Length) 15.00 ft / 4.57 m
Beam 6.92 ft / 2.11 m
Max Draft 4.00 ft / 1.22 m
Min Draft 0.75 ft / 0.23 m
Displacement 850.00 lb / 386 kg
Sail Area (Reported) 146.00 ft² / 13.56 m²
Design & Construction
Hull Type Keel/Cbrd.
Rigging Type Fractional Sloop
Construction FG
Designer Winthrop L. Warner
Builder Regatta Plastics Co. (USA)
First Built 1968
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Frequently Asked Questions

What is the Baymaster 18's sail area to displacement ratio?

The Baymaster 18 has a Sail Area to Displacement ratio (SA/D) of 26.08. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Baymaster 18's comfort ratio?

The Baymaster 18 has a Ted Brewer Comfort Ratio of 6.29. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Baymaster 18 safe for offshore sailing?

The Baymaster 18 has a Capsize Screening Formula value of 2.92. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Baymaster 18?

The theoretical hull speed of the Baymaster 18 is 5.19 kn knots, calculated from its waterline length.

How much does a Baymaster 18 weigh?

The Baymaster 18 has a displacement of 850.00 lb and a length overall (LOA) of 17.92 ft.

Who designed the Baymaster 18?

The Baymaster 18 was designed by Winthrop L. Warner, first built in 1968.