BoatsIrwin Yachts 30

Irwin Yachts 30

Masthead Sloop · Fin With Rudder On Skeg · First built 1976

A 1976 masthead sloop with a 44% ballast ratio, designed for stable coastal cruising with a skeg-mounted rudder

Designed by Ted Irwin.

LOA
Beam
Draft (max)
Displacement
Ballast
Hull type
Fin With Rudder On Skeg

Is it for you?

Character

Where this design lands on the numbers a shopper trusts — read straight from her own ratios.

LivelySea-kindly

Her moderate displacement on a moderate beam gives 23 — a moderate, middle-of-the-road motion.

Comfort ratio 23
CoastalBluewater

1.94 — just under the 2.0 offshore line; her beam is modest for her weight.

Capsize screening 1.94
LightHeavy

211 — moderately heavy for her waterline, a balanced cruising weight.

Displacement / length 211
EasygoingPowered-up

17.3 — moderate power for her weight; steady, all-round performance.

Sail area / displacement 17.3
TenderStiff

45% of her weight is ballast — stiff, standing up well to her sails.

Ballast 45%

A capable cruiser that sits just inside the offshore line — coastal work with real passages in her.

The record

Full specifications

The complete reference set — tap any figure to switch between metric and imperial.

Dimensions
Weights
Ballast / displacement
44.6%
Rig & sail area
Rig
Masthead Sloop
Ratios
SA / displacement
17.3
Displacement / length
210.5
Comfort ratio
23.3
Capsize screening
1.94
Hull speed
7.0 kn
Pounds / inch immersion
978
Hull
Hull type
Fin with rudder on skeg
Construction
Fiberglass
Production
Years built
First built 1976
Designer
Ted Irwin
Builder
Irwin Yachts

Boats like this, on the water

Nobody has filmed this one — but these are close.

Comparable boats the fleet has on camera: same type, within a quarter of her length. Open the boat, or watch the video — a timestamp means she only appears in passing.

C&C Yachts 30-29.12 mSame hull familyNear-identical lengthA performance-oriented masthead sloop with a fin keel and spade rudder, designed by C&C for balanced club racing
Nonsuch 309.24 mSame hull familyNear-identical lengthA 30-foot cruiser with a 43% ballast ratio, offering a stable and stiff platform for coastal cruising
Newport 30-19.14 mSame hull familyNear-identical lengthThe original 1968 production run of this masthead sloop, featuring a fin keel and spade rudder for coastal sailing
Tartan Marine 309.12 mSame hull familyNear-identical lengthA Sparkman & Stephens masthead sloop offering versatile interior configurations and a choice of standard or tall rigs
Granada Yachts 319.39 mSame hull family0.3 m longerA masthead sloop with a spade rudder and nearly 46% ballast ratio, designed for stability in a 31-foot hull
Cal Boats 309.14 mSame hull familyNear-identical lengthOffered with an optional tall rig, this masthead sloop served as the predecessor to the 2-30 series

The family

Related models

The designs closest to hers — usually the rest of the builder's range, sometimes the same hull sold under another name.

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