J/34 Detailed Review

If you are a boat enthusiast looking to get more information on specs, built, make, etc. of different boats, then here is a complete review of J/34. Built by J Boats and designed by Rod Johnstone, the boat was first built in 1985. It has a hull type of Fin w/spade rudder and LOA is 10.36. Its sail area/displacement ratio 20.10. Its auxiliary power tank, manufactured by Volvo, runs on Diesel.

J/34 has retained its value as a result of superior building, a solid reputation, and a devoted owner base. Read on to find out more about J/34 and decide if it is a fit for your boating needs.

Boat Information

Boat Specifications

LOA:10.36 m / 33.99 ft
Rigging Type:Masthead Sloop
Hull Type:Fin w/spade rudder
S.A. (reported):46.92 m2 / 505.04 ft2
Draft (max):1.89 m / 6.20 ft
Displacement:3674 kg / 8099.77 lbs
Ballast:1542 kg / 3399.52 lbs
Ballast Type:Lead
Last Built:1987
Designers:Rod Johnstone
LWL:7.92 m / 25.98 ft

Sail Boat Calculation

Comfort Ratio:17.65
Capsize Screening Formula:2.23

Rig And Sail Specs

I:13.41 m / 44.00 ft
S.A. Fore:11.58 m / 37.99 ft
E:3.66 m / 12.01 ft
S.A. Fore:25.75 m2 / 277.17 ft2
S.A. Main:21.18 m2 / 227.98 ft2
S.A. Total (100% Fore + Main Triangles)46.93 m2 / 505.15 ft2

Auxillary Power Tank



Builders:J Boats
Designers:Rod Johnstone


Who designed the J/34?

J/34 was designed by Rod Johnstone.

Who builds J/34?

J/34 is built by J Boats.

When was J/34 first built?

J/34 was first built in 1985.

How long is J/34?

J/34 is 7.92 m in length.

What is mast height on J/34?

J/34 has a mast height of 11.58 m.

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