Moody Halberdier 36 — Information, Review, Specs

Alan Hill·1967 – 1973·~29 hulls·Moody Yachts (A. H. Moody & Sons)
Moody Halberdier 36 drawingBuilder drawing
Hull type
Monohull · full
Rig
Ketch
LOA
36' · 10.97 m
Displ.
20,383 lbs · 9,246 kg
First year
1967

The Moody Halberdier 36, designed by the esteemed naval architect Alan Hill, represents a pivotal era for A.H. Moody & Sons as the shipyard transitioned its legendary craftsmanship from bespoke timber vessels to highquality GRP (Glass Reinforced Plastic) production. Launched in the late 1960s, specifically around 1967, the Halberdier 36 was conceived as a robust, goanywhere motor sailor that refused to sacrifice sailing performance for its substantial internal volume. Built at the historic Swanwick yard on the River Hamble, these vessels were constructed to a standard that often exceeded Lloyd’s specifications, earning them a reputation as "little ships" rather than mere fiberglass yachts. The model is a classic example of the heavydisplacement cruiser, weighing in at approximately 9 to 10 tons, which provides the momentum and stability required for comfortable extended bluewater passagemaking.

Measurements

Dimensions 01

LOA
36 ft
LWL
28 ft
Beam
11.08 ft
Draft
5 ft
Max headroom
-
Air draft
-

Construction & hull 02

Construction
Fiberglass
Hull type
Monohull
Keel type
Full
Rudder
1× Attached
Ballast
7700 lbs (Iron)
Displacement
20383 lbs
Water
100 gal
Fuel
90 gal

Rig & sails 03

Rig type
Ketch
P · main luff
-
E · main foot
-
I · fore ht.
-
J · fore base
-
Forestay (est)
-
Sail area
610 sqft

Calculations 04

SA/D ratio
13.08
Ballast/Disp.
37.78
D/L ratio
414.52
Comfort ratio
42.1
Capsize screening
1.62
Hull speed
7.09 kn

Sailing Performance & Handling

The Halberdier 36 is a quintessential heavy-displacement cruiser, featuring a long keel with a cutaway forefoot and a transom-hung rudder. This configuration, combined with its significant ballast ratio, results in a vessel that is exceptionally steady and tracks well in a seaway. While it lacks the light-air agility of modern fin-keel designs, the Halberdier comes into its own when the breeze freshens. Most hulls were delivered with a ketch rig, a choice that provides a versatile "sail plan for all seasons," allowing owners to drop the mainsail and sail comfortably under "jib and jigger" (mizzen and staysail/genoa) in heavy weather.

According to technical archives maintained by the Moody Owners Association, the boat's high Displacement to Length (D/L) ratio underscores its nature as a sea-kindly platform that prioritizes comfort over raw speed. On the helm, the Halberdier is described as predictable and forgiving. It does not slam into head seas; rather, its narrow entry and heavy displacement allow it to part waves with a soft motion that minimizes crew fatigue. While under power, the boat’s motor-sailer DNA is evident, often equipped with larger-than-average engines for its size, allowing it to maintain hull speed against significant headwinds and tides.

Interior Comfort & Variations

The interior of the Halberdier 36 was revolutionary for its time, utilizing a center-cockpit layout that maximizes privacy and living space. The primary cabin configuration features a large, airy main saloon with a dedicated navigation station and a functional galley. One of the model's most defining characteristics is the separate aft cabin, which is typically accessed via the cockpit, providing a private sanctuary for owners or guests away from the main living area.

The joinery reflects the "Swanwick standard," utilizing high-quality teak or mahogany veneers and solid timber trim that has, in many surviving examples, aged beautifully. Headroom is generous throughout most of the vessel, often exceeding 6'2", which was a rarity for 36-footers in the late 1960s. While most Halberdiers were built as ketches, a small number of sloop-rigged variants were produced, offering a slightly more simplified rig for those who prioritized windward performance over the versatility of the split rig. The hull design was so successful that it influenced other Alan Hill designs of the era, such as the Northney 34, which shares a similar aesthetic but in a more compact, aft-cockpit format.

Known Issues & Buyer’s Checklist

Prospective buyers of a Halberdier 36 should approach the survey with an understanding of late-1960s construction techniques. While the hulls are notoriously thick, they are of an age where several systemic issues may arise:

  • Osmosis: Like many early GRP boats, the Halberdier can be prone to osmotic blistering. While rarely structural due to the sheer thickness of the laminate, it is a common point for negotiation and remediation.
  • Deck Core and Teak: Many Halberdiers were fitted with laid teak decks over a GRP sub-deck. Over decades, the screw-down fasteners can allow water to penetrate the core, leading to soft spots or delamination. Replacing a teak deck on a vessel of this vintage is a significant capital investment.
  • Rigging and Chainplates: The ketch rig involves a complex web of standing rigging. Given the age of these vessels, the chainplates—which are often glassed into the hull structure—should be scrutinized for signs of crevice corrosion or movement.
  • Engine Maintenance: Many original units were Perkins or Volvo Penta diesels. While these are workhorses, parts for older models are becoming increasingly scarce, and many owners have opted for modern Yanmar or Beta Marine repowers.
  • Fuel Tanks: The original mild steel fuel tanks are known to corrode from the inside out if water has sat in the bottom of the tank. Access for replacement can be difficult and may require partial removal of the cabin sole.

Community & Resources

The primary hub for technical support and historical data is the Moody Owners Association, which remains one of the most active and well-organized owner groups in the world. They maintain an extensive archive of original brochures, line drawings, and technical manuals specifically for the "Legacy" models built at the Swanwick yard. Owners of the Halberdier 36 often participate in classic boat rallies and contribute to the association's technical "InfoBank," which is an invaluable resource for sourcing period-correct hardware or advice on structural repairs.

The Verdict

The Moody Halberdier 36 is a rugged, handsome cruiser for the sailor who values substance over style and seaworthiness over sprinting speed. It remains a premier choice for those seeking a classic aesthetic with the durability of fiberglass.

Pros:

  • Exceptional build quality from the renowned A.H. Moody & Sons yard.
  • Excellent heavy-weather stability and a comfortable, predictable motion.
  • Highly versatile ketch rig and private aft cabin layout.
  • Strong resale value and a dedicated, knowledgeable owners' community.

Cons:

  • Sluggish performance in light winds (less than 10 knots).
  • High maintenance requirements for original teak decks and aging systems.
  • Challenging to maneuver in tight marinas due to the long keel and prop walk.

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