Specifications
LOA	18’0”
LWL	15’6”
Draft (board up)	9”
Draft (board down)	4’2”
Beam	6’0”
Weight (bare hull)	650 lb.
Main and Jib Sail Area	187 sq ft (17 m²).
Spinnaker Sail Area	150 sq ft (14 m²).

A Cape Cod Knockabout, or Knockabout, is a one-design class of 18 feet (5 m) sail boat sailed primarily out of Upper Cape harbors in Massachusetts

Massachusetts

The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

, USA. Knockabouts were designed by Charles S. Gurney and were popular in the 1940s and well into the 1970s with fleets of 50-60 boats at the annual regatta of the Knockabout Class. There are still active racing fleets in Megansett (North Falmouth), Waquoit (East Falmouth),Lewis Bay (Yarmouth), and Woods Hole (Falmouth). There is also a small racing fleet at the Split Rock Yacht Club in Essex, New York

Essex, New York

Essex is a town in Essex County, New York, United States overlooking Lake Champlain. The population was 713 at the 2000 census. The town is named after locations in England.The Town of Essex is on the eastern edge of the county...

, on Lake Champlain

Lake Champlain

Lake Champlain is a natural, freshwater lake in North America, located mainly within the borders of the United States but partially situated across the Canada—United States border in the Canadian province of Quebec.The New York portion of the Champlain Valley includes the eastern portions of...

. There are many, many knockabouts throughout Southern New England that are still used for pleasure sailing. The Town of Yarmouth Recreation Dept. owns and runs the Lewis Bay fleet where most of their 15 boats are used for sail training. Hundreds of sailors of all ages have gone through the Yarmouth program using the knockabout to learn on. Yarmouth also maintains a select group of their knockabouts for their racing program. Thirteen to sixteen Knockabouts race in Woods Hole

Woods Hole, Massachusetts

Woods Hole is a census-designated place in the town of Falmouth in Barnstable County, Massachusetts, United States. It lies at the extreme southwest corner of Cape Cod, near Martha's Vineyard and the Elizabeth Islands...

 Harbor every Wednesday, with a ladies race on Thursday,and a Spinnaker race on Sunday afternoons. The Cape Cod Knockabout Association holds an annual regatta each summer which is held at one of the above four Cape Cod locations on a rotating basis. Nearly 20 boats attend this regatta each year. Local fleets are generally increasing their numbers. Cape Cod Ship Building in Wareham

Wareham, Massachusetts

Wareham is a town located in Plymouth County, Massachusetts. As of the 2000 census, the town had a total population of 20,335, with an estimated 2008 population of 21,221....

manufactures the boat.

External links

• http://old.cruisingworld.com/ssbk/capeknok.htm
• Cape Cod Shipbuilding: Cape Cod Knockabout
• Specifications