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Sailboat Specifications

Kirby 36

Fractional Sloop · Fin W/Spade Rudder

Designed by Bruce Kirby · Built by Scorpio Yachts · First built 1983

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LOA 35.90 ft  ·  Beam 11.50 ft  ·  Displacement 10,500.00 lb  ·  Sail Area 693.00 ft²  ·  Fractional Sloop  ·  Fin W/Spade Rudder
About the Kirby 36 Sailboat

With limited documentation available, the Kirby 36 represents one of the more elusive designs in the 36-foot sailboat category. This relative obscurity often indicates either a small production run or a custom/semi-custom builder focused on specialized applications rather than mass market appeal. Given the 36-foot length, this sailboat likely falls into the performance cruiser or club racer category, offering enough size for comfortable coastal cruising while maintaining manageable proportions for shorthanded sailing. Boats of this dimension typically provide a good balance between interior accommodations and sailing performance, making them suitable for weekend getaways, coastal exploration, and local racing circuits. The scarcity of readily available specifications suggests potential buyers should approach with careful research, verifying the boat's construction quality, design pedigree, and parts availability. This could present both challenges and opportunities – while finding documentation and support may prove more difficult than with mainstream production boats, the limited numbers might appeal to sailors seeking something distinctive from the typical marina lineup. Prospective owners should thoroughly inspect any example and investigate the builder's background before committing to purchase.

Dimensions & Specifications
LOA (Length Overall) 35.90 ft / 10.94 m
LWL (Waterline Length) 30.30 ft / 9.24 m
Beam 11.50 ft / 3.51 m
Max Draft 6.80 ft / 2.07 m
Displacement 10,500.00 lb / 4,763 kg
Sail Area (Reported) 693.00 ft² / 64.38 m²
Design & Construction
Hull Type Fin w/spade rudder
Rigging Type Fractional Sloop
Construction FG
Designer Bruce Kirby
Builder Scorpio Yachts
First Built 1983
Related Sailboats J36 Classic · Hunter 36 · Sigma 36 Thomas · Frers 36 · Mumm 36
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Frequently Asked Questions

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

The Kirby 36 has a Sail Area to Displacement ratio (SA/D) of 23.2. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Kirby 36's comfort ratio?

The Kirby 36 has a Ted Brewer Comfort Ratio of 19.62. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Kirby 36 safe for offshore sailing?

The Kirby 36 has a Capsize Screening Formula value of 2.1. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Kirby 36?

The theoretical hull speed of the Kirby 36 is 7.38 knots, calculated from its waterline length.

How much does a Kirby 36 weigh?

The Kirby 36 has a displacement of 10,500.00 lb and a length overall (LOA) of 35.90 ft.

Who designed the Kirby 36?

The Kirby 36 was designed by Bruce Kirby, first built in 1983.