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Sailboat Specifications

Irwin 12 Ton

Masthead Sloop · Lifting Keel

Designed by Ted Irwin · Built by Irwin Yacht & Marine Corporation · First built 1976

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LOA 32.00 ft  ·  Beam 10.25 ft  ·  Displacement 7,300.00 lb  ·  Sail Area 390.00 ft²  ·  Masthead Sloop  ·  Lifting Keel
About the Irwin 12 Ton Sailboat

Built during Irwin Yachts' productive era in the 1970s and 1980s, this 12-ton cruising sailboat represents the company's commitment to affordable family sailing. Ted Irwin's designs typically emphasized practical layouts and solid construction methods that appealed to budget-conscious sailors seeking dependable coastal cruising capabilities. Like other vessels from the Florida-based manufacturer, this model likely features a moderate displacement hull with a fin keel configuration, designed to balance sailing performance with interior volume. Irwin boats gained recognition for offering generous accommodations relative to their length, making them popular choices for weekend cruising and extended coastal passages. The 12-ton designation suggests a substantial vessel capable of handling varied sailing conditions, from protected waters to more challenging coastal environments. Irwin's reputation centered on producing seaworthy boats that didn't break the bank, though some critics noted that cost-conscious construction occasionally came at the expense of premium fit and finish. For sailors researching this model, the limited available specifications reflect the boat's position as a solid, if unremarkable, member of Irwin's cruising lineup. These vessels typically attract owners seeking practical sailing platforms rather than cutting-edge performance or luxury appointments.

Dimensions & Specifications
LOA (Length Overall) 32.00 ft / 9.75 m
LWL (Waterline Length) 24.42 ft / 7.44 m
Beam 10.25 ft / 3.12 m
Max Draft 6.50 ft / 1.98 m
Min Draft 3.50 ft / 1.07 m
Displacement 7,300.00 lb / 3,311 kg
Ballast 2,000.00 lb / 907 kg
Sail Area (Reported) 390.00 ft² / 36.23 m²
Design & Construction
Hull Type Lifting Keel
Rigging Type Masthead Sloop
Construction FG
Designer Ted Irwin
Builder Irwin Yacht & Marine Corporation
First Built 1976
Related Sailboats Irwin 32 · Irwin 12 Ton Mkii · Ontario 32 · Gulf 32 · Morgan 32 23
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Engine & Accommodations
Fuel Capacity 6
Water Capacity 12
Frequently Asked Questions

What is the Irwin 12 Ton's sail area to displacement ratio?

The Irwin 12 Ton has a Sail Area to Displacement ratio (SA/D) of 16.63. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Irwin 12 Ton's comfort ratio?

The Irwin 12 Ton has a Ted Brewer Comfort Ratio of 19.04. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Irwin 12 Ton safe for offshore sailing?

The Irwin 12 Ton has a Capsize Screening Formula value of 2.12. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Irwin 12 Ton?

The theoretical hull speed of the Irwin 12 Ton is 6.62 knots, calculated from its waterline length.

How much does a Irwin 12 Ton weigh?

The Irwin 12 Ton has a displacement of 7,300.00 lb and a length overall (LOA) of 32.00 ft.

Who designed the Irwin 12 Ton?

The Irwin 12 Ton was designed by Ted Irwin, first built in 1976.