The J42 is a 42.0ft masthead sloop designed by Johnstone and built in fiberglass by J Boats between 1999 and 2005.
35 units have been built.
The J42 is a moderate weight sailboat which is a reasonably good performer. It is stable / stiff and has a good righting capability if capsized. It is best suited as a coastal cruiser. The fuel capacity is originally small. There is a good water supply range.
Main features
| Model | J42 | ||
| Length | 42 ft | ||
| Beam | 12.20 ft | ||
| Draft | 6.60 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
Ratios
| Sail area / displ. | 17.40 | ||
| Ballast / displ. | 35.53 % | ||
| Displ. / length | 203.37 | ||
| Comfort ratio | 29.28 | ||
| Capsize | 1.81 |
Hull
| Hull type | Monohull fin keel with bulb and spade rudder | ||
| Construction | Fiberglass | ||
| Waterline length | 35.10 ft | ||
| Maximum draft | 6.60 ft | ||
| Displacement | 19700 lbs | ||
| Ballast | 7000 lbs | ||
| Hull speed | 7.94 knots |
Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 790 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 371.18 sq.ft | ||
| Sail area main | 418.50 sq.ft | ||
| I | 50.50 ft | ||
| J | 14.70 ft | ||
| P | 46.50 ft | ||
| E | 18 ft |
Engine
| Nb engines | 1 | ||
| Total power | 67 HP | ||
| Fuel capacity | 31 gals |
Accommodations
| Water capacity | 100 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | J Boats | ||
| Designer | Johnstone | ||
| First built | 1999 | ||
| Last built | 2005 | ||
| Number built | 35 |