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Sailboat Specifications

Hinckley 21

Fractional Sloop · Long Keel

Designed by Carl Alberg/Alden · Built by Henry Hinckley · First built 1946

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LOA 28.50 ft  ·  Beam 8.00 ft  ·  Displacement 9,050.00 lb  ·  Sail Area 438  ·  Fractional Sloop  ·  Long Keel
About the Hinckley 21 Sailboat

Crafted by the prestigious Hinckley Company, this 21-foot sailboat represents the Maine builder's commitment to quality construction and timeless design. Known throughout the sailing community for their meticulous attention to detail and premium materials, Hinckley has built a reputation creating boats that combine traditional aesthetics with modern performance. This compact sailboat embodies the characteristics that make Hinckley vessels so sought after - clean lines, robust construction, and thoughtful engineering. The boat's size makes it ideal for day sailing, weekend coastal cruising, and as an excellent platform for sailors looking to hone their skills without the complexity of larger vessels. Its manageable proportions allow for single-handed sailing while still providing enough space for small crew outings. The Hinckley 21 would appeal particularly to sailors who appreciate craftsmanship and want a boat that will retain its value over time. While smaller than Hinckley's renowned offshore cruisers, this model carries the same DNA of quality construction and sailing performance. It's well-suited for protected waters, coastal exploration, and serves as an excellent choice for sailing clubs or experienced sailors seeking a refined day sailor with the Hinckley pedigree.

Dimensions & Specifications
LOA (Length Overall) 28.50 ft / 8.69 m
LWL (Waterline Length) 21.00 ft / 6.40 m
Beam 8.00 ft / 2.44 m
Max Draft 4.58 ft / 1.40 m
Displacement 9,050.00 lb / 4,105 kg
Ballast 3,150.00 lb / 1,429 kg
Ballast Type Lead
Sail Area (Reported) 438
Design & Construction
Hull Type Long Keel
Rigging Type Fractional Sloop
Construction Wood
Designer Carl Alberg/Alden
Builder Henry Hinckley
First Built 1946
Last Built 1950
Number Built 20
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Engine & Accommodations
Fuel Capacity 27 gals / 102 L
Water Capacity 27 gals / 102 L
Frequently Asked Questions

What is the Hinckley 21's sail area to displacement ratio?

The Hinckley 21 has a Sail Area to Displacement ratio (SA/D) of 16.19. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Hinckley 21's comfort ratio?

The Hinckley 21 has a Ted Brewer Comfort Ratio of 37.69. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Hinckley 21 safe for offshore sailing?

The Hinckley 21 has a Capsize Screening Formula value of 1.54. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Hinckley 21?

The theoretical hull speed of the Hinckley 21 is 6.14 knots, calculated from its waterline length.

How much does a Hinckley 21 weigh?

The Hinckley 21 has a displacement of 9,050.00 lb and a length overall (LOA) of 28.50 ft.

Who designed the Hinckley 21?

The Hinckley 21 was designed by Carl Alberg/Alden, first built in 1946.