Home/ Boats/ Cat Ketch Corp. (Usa)/ Herreshoff 27 Cat Ketch
Sailboat Specifications

Herreshoff 27 Cat Ketch

Cat Ketch (Unstayed) · Fin With Rudder On Skeg

Designed by Halsey Herreshoff · Built by Cat Ketch Corp. (Usa) · First built 1982

+ Add to Compare
LOA 27.25 ft  ·  Beam 9.25 ft  ·  Displacement 3,850.00 lb  ·  Sail Area 352  ·  Cat Ketch (Unstayed)  ·  Fin With Rudder On Skeg
About the Herreshoff 27 Cat Ketch Sailboat

Designed by the legendary Herreshoff Manufacturing Company, this distinctive cat ketch represents the innovative spirit that made the Bristol, Rhode Island yard famous in the late 19th and early 20th centuries. The Herreshoff name carries unparalleled prestige in American yacht design, having created some of history's most celebrated sailing vessels including multiple America's Cup defenders. The cat ketch rig configuration sets this design apart from conventional sailboats, featuring two masts without a headsail. This arrangement provides excellent balance and sail handling characteristics, making it particularly appealing for shorthanded sailing or those seeking simplified sail management. The rig typically offers good power in light to moderate conditions while remaining manageable in stronger winds. Built during Herreshoff's golden era, this model would have incorporated the yard's trademark attention to detail and craftsmanship. These boats were known for their seaworthy qualities and elegant proportions, reflecting Captain Nat Herreshoff's genius for combining performance with practicality. Given its size and pedigree, the Herreshoff 27 Cat Ketch would suit coastal cruising and day sailing, offering both historical significance and proven sailing qualities for enthusiasts who appreciate classic American yacht design.

Dimensions & Specifications
LOA (Length Overall) 27.25 ft / 8.31 m
LWL (Waterline Length) 26.00 ft / 7.92 m
Beam 9.25 ft / 2.82 m
Max Draft 3.83 ft / 1.17 m
Displacement 3,850.00 lb / 1,746 kg
Ballast 2,000.00 lb / 907 kg
Ballast Type Lead
Sail Area (Reported) 352
Design & Construction
Hull Type Fin with rudder on skeg
Rigging Type Cat Ketch (unstayed)
Construction Wood/FG
Designer Halsey Herreshoff
Builder Cat Ketch Corp. (USA)
First Built 1982
Owner Reviews

No owner reviews yet — be the first to share your experience with this boat.

Engine & Accommodations
Horsepower 10
Fuel Capacity 12 gals / 45 L
Water Capacity 30 gals / 114 L
Frequently Asked Questions

What is the Herreshoff 27 Cat Ketch's sail area to displacement ratio?

The Herreshoff 27 Cat Ketch has a Sail Area to Displacement ratio (SA/D) of 22.99. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Herreshoff 27 Cat Ketch's comfort ratio?

The Herreshoff 27 Cat Ketch has a Ted Brewer Comfort Ratio of 11.65. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Herreshoff 27 Cat Ketch safe for offshore sailing?

The Herreshoff 27 Cat Ketch has a Capsize Screening Formula value of 2.36. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Herreshoff 27 Cat Ketch?

The theoretical hull speed of the Herreshoff 27 Cat Ketch is 6.83 knots, calculated from its waterline length.

How much does a Herreshoff 27 Cat Ketch weigh?

The Herreshoff 27 Cat Ketch has a displacement of 3,850.00 lb and a length overall (LOA) of 27.25 ft.

Who designed the Herreshoff 27 Cat Ketch?

The Herreshoff 27 Cat Ketch was designed by Halsey Herreshoff, first built in 1982.