BoatsIroquois 30 MKII

Iroquois 30 MKII

Catamaran, twin centreboards · Fractional Sloop · First built 1968

A twin-daggerboard catamaran designed by Rod Macalpine-Downie, offering a stable and spacious platform for coastal cruising

Designed by J. R. Macalpine-Downie & Rod Macalpine-Downie, built by Sail Craft Ltd.

LOA
Beam
Draft (max)
Displacement
Hull type
Catamaran Twin Cbrd.

Is it for you?

Character

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

Shoal draftDraws 0.38 m, board up where she has one — creeks, sandbars and thin anchorages most keels have to stay out of.
LightHeavy

149 — light for her waterline, so she is easily driven and quick to accelerate.

Displacement / length 149
EasygoingPowered-up

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

Sail area / displacement 15.8
  • Narrower than ~95% of boats her size on file

Compared with 117 boats of the same type within a quarter of her length.

The record

Full specifications

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

Dimensions
Weights
Rig & sail area
Rig
Fractional Sloop
Ratios
SA / displacement
15.8
Displacement / length
148.8
Hull
Hull type
Catamaran Twin Cbrd.
Construction
Fiberglass
Production
Years built
First built 1968
Units built
230
Designer
J. R. Macalpine-Downie, Rod Macalpine-Downie
Builder
Sail Craft Ltd, Sailcraft Ltd

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.

Prout Event 3410.36 mSame hull family1.2 m longer
Do NOT Buy - Prout 34 Bluewater Catamaran - Ep 351 - Lady K Sailing2:25from Lady K Sailing
Prout Ltd. Quest 3310.06 mSame hull family0.9 m longerA twin-keeled cutter-rigged catamaran designed for shallow-draft cruising and bridging the gap between the 31 and 34
Why did I buy this boat?16:59from Sailing Gently
Gemini 105MC10.21 mSame hull family1.1 m longerA versatile cruising catamaran featuring a cockpit that converts with canvas or solid panels for all-weather comfort
Gemini 105MC Review: The Affordable Cruising Catamaran That Actually Delivers! Ep 335 Lady K Sailingfrom Lady K Sailing
Prout Ltd. Snowgoose 37 Elite11.28 mSame hull family2.1 m longerA wide-beamed cutter-rigged catamaran from a prolific series with over 500 hulls built for shoal-water cruising
"Battling The Sand Bar, The Flies and 43 Knot Fury"12:33from The Sailing Brothers
Island Spirit 38011.40 mSame hull family2.3 m longerA Ron Patston-designed fractional sloop catamaran with a high sail-area-to-displacement ratio for spirited performance
Could I Actually Live Here? (Thailand Test Week 🇹🇭)1:27from Sailing Doodles
Dragonfly 3510.68 mSame hull family1.5 m longerA high-performance trimaran with a rotating fractional rig and a 34.54 SA/D ratio built for rapid, stable cruising
Dragonfly 35 - Delivering this fabulous Trimaran from Dartmouth to Troon0:14from Halcyon Yachts - International Yacht Delivery

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.

Irwin Yachts 33 MKIIA Ted Irwin-designed masthead sloop with a fin keel and spade rudder that saw competition at the IOR 3/4 ton levelIslander 30 MK IIA Robert Finch-designed masthead sloop with a fin keel and spade rudder, also offered in a tall rig configurationIslander Yachts 30A raised-deck masthead sloop with a shallow 1.12-metre draft, produced briefly as a distinct variant of the Islander 29Catalina Yachts 30 MKIIFeaturing a redesigned T-shaped cockpit and updated deck, this masthead sloop offered optional wing keels and tall rigsNicholson 30 MKIA Raymond Wall-designed masthead sloop with a fin keel and transom-hung rudder, built for performance since 1972Irwin Yachts 30A 1976 masthead sloop with a 44% ballast ratio, designed for stable coastal cruising with a skeg-mounted rudder

Keep looking

Nothing filmed of this one yet

Two ways to keep looking — both search what the fleet has actually recorded.

Search the fleet for boats like thisAsk the fleet about the Iroquois 30 MKII

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