J/30 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/30. Built by J Boats and designed by Rod Johnstone, the boat was first built in 1979. It has a hull type of Fin w/transom hung rudder and LOA is 9.09. Its sail area/displacement ratio 19.47. Its auxiliary power tank, manufactured by undefined, runs on Diesel.

J/30 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/30 and decide if it is a fit for your boating needs.

Boat Information

Boat Specifications

LOA:9.09 m / 29.82 ft
Rigging Type:Fractional Sloop
Hull Type:Fin w/transom hung rudder
S.A. (reported):41.25 m2 / 444.01 ft2
Draft (max):1.6 m / 5.25 ft
Displacement:3175 kg / 6999.67 lbs
Ballast:953 kg / 2101.00 lbs
Last Built:1986
Designers:Rod Johnstone
LWL:7.62 m / 25.00 ft

Sail Boat Calculation

Comfort Ratio:16.42
Capsize Screening Formula:2.34

Rig And Sail Specs

I:10.42 m / 34.19 ft
S.A. Fore:11.58 m / 37.99 ft
E:3.96 m / 12.99 ft
S.A. Fore:18.26 m2 / 196.55 ft2
S.A. Main:22.95 m2 / 247.03 ft2
S.A. Total (100% Fore + Main Triangles)41.21 m2 / 443.58 ft2

Auxillary Power Tank



Builders:J Boats
Designers:Rod Johnstone


Who designed the J/30?

J/30 was designed by Rod Johnstone.

Who builds J/30?

J/30 is built by J Boats.

When was J/30 first built?

J/30 was first built in 1979.

How long is J/30?

J/30 is 7.62 m in length.

What is mast height on J/30?

J/30 has a mast height of 11.58 m.

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