Kirby 30 Sailboat Review, Specs, and Listings

Bruce Kirby·1981·~195 hulls·Mirage Yachts Ltd.
Kirby 30 drawingBuilder drawing
Hull Type
Monohull · fin
Rig
Fractional Sloop
LOA
29.67' · 9.04 m
Disp.
5,350 lbs · 2,427 kg
First year
1981

The Kirby 30 is a 29foot 10inch Canadian racing sailboat drawn by Bruce Kirby and built by Mirage Yachts of Pointe Claire, Quebec, with 195 examples completed from a 1981 production start. It followed the Kirby 25 and was itself later developed into the Mirage 30 SX in 1985. Kirby’s brief was explicit: build a really fine sailing platform with simple, light and practical accommodations, and the result is a boat whose every decision serves speed and crew function over cruising comfort.

Measurements

Dimensions 01

Length Overall
29.67 ft
Length on deck
Waterline Length
23.5 ft
Beam
10.25 ft
Draft
5.5 ft
Maximum Headroom
Air Draft

Construction & hull 02

Construction
Fiberglass
Hull Type
Monohull
Keel Type
Fin
Rudder
1× Spade
Ballast
2,300 lbs (Lead)
Displacement
5,350 lbs
Water Capacity
Fuel Capacity

Rig & sails 03

Rigging Type
Fractional Sloop
Mainsail luff
37.25 ft
Mainsail foot
13.5 ft
Foretriangle height
34.5 ft
Foretriangle base
10.6 ft
Forestay Length (estimated)
36.09 ft
Sail Area
434 sqft

Calculations 04

Sail Area to Displacement Ratio
22.7
Ballast to Displacement Ratio
42.99
Displacement to Length Ratio
184.04
Comfort Ratio
14.7
Capsize Screening Ratio
2.34
Hull Speed
6.5 kn

Design and Construction

The hull carries a 24-foot 6-inch waterline, 10-foot 2-inch beam, 5,500-pound displacement and 2,350-pound ballast, drawing just five feet — notably shallower than the typical IOR base draft of about five feet nine inches for a 30-footer. That low, fin-keeled profile pairs with a fixed fin keel and an internally mounted spade rudder. The boat is built predominantly of fibreglass, with simple and solid construction throughout; the glasswork is excellent wherever it is exposed, which is almost everywhere, and the tooling was executed by Henry Adrianse at Niagara Nautique in Niagara-on-the-Lake anchor. Interior edges are finished in a simple flexible bead, and the interior woodwork is minimal and standard quality. Decks are wide and flat, and the contrasting colour extrusion that sets off the shape of the deck on most racing boats was mercifully omitted. The cockpit coaming is low enough that you don’t step over it, yet tall enough to keep water off the seats, and a slightly raised steering seat lets the helmsman see over a busy crew.

Rig and Handling

The Kirby 30 is a fractional sloop carrying 435 square feet of sail area, with a Cinkel of Toronto spar chosen as a close imitation of the French Isomat, built as a wide-diameter, fairly thin-wall section. Harken blocks and a Harken mainsheet assembly including the track are fitted, and the backstays — usually a nuisance on a stock boat — are neatly rigged with a shock-cord retriever that pulls the leeward stay up out of the crew’s way. Permanent and running backstay controls plus a main traveler sit within reach of the helm. On the water, Hans Fogh aboard for a maiden race at Annapolis in May 1980 saw the boat walk away from a fleet that included much longer and very well-sailed boats anchor. Kirby backed claims that in lighter air the design performs alongside a well-sailed One Tonner. In a gust to weather it lacked the lay-over-and-struggle habit of pinched-end boats, instead just lying over and going faster, and after an on-purpose broach it made a quick, automatic recovery and accelerated out.

Accommodations

Below, the priorities are clear. There is no standing headroom for most adults — only the exceptionally short or a twelve-year-old would stand upright — and a 1980 Canadian Yachting review by John Turnbull captured it as not your average thirty if you need headroom, but a boat for those who love to sail fast. The head is forward of the bulkhead, and a navigator has his own separate seat and table. There is a galley but no stove, keeping the interior light and uncluttered in line with the design’s racing intent.

Refits and Ownership

Auxiliary power came from a fairly heavy Yanmar diesel, and the spec record also lists a BMW diesel as fitted, both being the sort of auxiliary a buyer should confirm by serial number. The simple interior and minimal woodwork mean refit scope is limited and mostly mechanical; the Harken deck gear and Cinkel spar are the items most likely to reward inspection for age and corrosion rather than replacement.

The Verdict

The Kirby 30 is a purpose-built racing platform that rewards sailors who value speed and handling over creature comforts. Its shallow draft, fractional rig, and tidy deck layout make it a genuinely quick boat that punches above its length, while the bare accommodations suit day racing and short-handed fun rather than liveaboard life.

Pros

  • Walks away from much longer boats in heavy air with a skilled hand aboard
  • Shallow five-foot draft versus typical IOR 30-foot baseline
  • Excellent exposed glasswork and simple, solid construction
  • Shock-cord backstay retriever keeps the leeward stay clear of crew

Cons

  • No standing headroom for most adults
  • Galley lacks a stove
  • Minimal, standard-quality interior woodwork

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