Maple Leaf 45 Information, Review, Specs

Maple Leaf 45 Drawing
Make
Maple Leaf
Model
45
Builder
Copper Enterprises
Designer
Stan Huntingford
Number Built
Production Year(s)
1985 - ??

The Maple Leaf 45 stands as a testament to the robust offshore cruising philosophy of the Pacific Northwest. Designed by the esteemed Canadian naval architect Stan Huntingford and built by Forbes Cooper’s Cooper Enterprises Inc., this vessel was conceived during an era when heavy-displacement hulls and center-cockpit configurations were the gold standard for long-range voyaging. Emerging in the late 1970s and early 1980s, the Maple Leaf 45 was an evolution of the earlier Maple Leaf 42, offering additional waterline length and increased interior volume to satisfy the demands of the "liveaboard" movement. While Cooper Enterprises was famously associated with building Catalinas under license, the Maple Leaf series represented their venture into high-end, semi-custom blue-water yachts capable of handling the demanding conditions of the Inside Passage and beyond.

Sailing Performance & Handling

The Maple Leaf 45 is a heavy-displacement cruiser, typically tipping the scales at approximately 30,000 pounds with roughly 11,000 pounds of lead ballast. This gives the boat a high Motion Comfort Ratio, making it an exceptionally stable platform in a seaway. Under sail, the Huntingford-designed hull—characterized by a modified fin keel and a large skeg-hung rudder—tracks with remarkable precision. While it is not a light-air performer, the yacht comes alive in breezes over 12 knots.

The vessel was offered in both sloop and ketch rig configurations. The ketch rig is particularly favored by short-handed couples, as it breaks the sail area into smaller, more manageable pieces and provides excellent balance when reaching. According to historical technical reviews in Pacific Yachting magazine, the Maple Leaf 45’s hull form emphasizes "sea-kindliness" over raw speed, ensuring that the crew remains fatigued-free during long offshore passages. However, its relatively deep draft for a cruiser of this era (approximately 6'4") requires attention when navigating thin water or coastal shelf areas.

Interior Comfort & Variations

As a center-cockpit yacht, the Maple Leaf 45 excels in providing privacy and palatial living quarters. The primary advantage of this layout is the expansive aft master stateroom, which typically features a large double berth and a private head with a shower. Because many of these boats were sold as "sail-away" kits or semi-custom builds, the interior joinery can vary significantly from one hull to the next. Some feature the high-gloss teak finishes of professional shipyards, while others reflect the personal preferences of original owner-builders.

The main salon is characterized by its generous headroom—often exceeding 6'5"—and a sprawling galley that is safely tucked away from the main thoroughfare, a critical feature for cooking at sea. The sibling models, specifically the Maple Leaf 42 and the later Maple Leaf 48 and 54, share this "great room" philosophy. The 45, however, is often cited as the "sweet spot" in the range, providing enough displacement to carry heavy cruising stores without becoming as difficult to dock as the larger 54-foot variants.

Known Issues & Buyer’s Checklist

Prospective buyers should approach a Maple Leaf 45 with a focus on its age and the specific nature of its construction. While the hulls are generally solid fiberglass, the following areas require scrutiny:

  • Deck Core Integrity: Like many yachts of this vintage, the decks are typically cored with balsa or plywood. Moisture ingress around stanchion bases, windlasses, and chainplates can lead to delamination. A thorough percussion test or moisture meter reading is essential.
  • Fuel and Water Tanks: The original tanks were often made of mild steel or aluminum and were occasionally glassed into the structure. Replacing these tanks can be a labor-intensive "engine-out" operation if they have reached the end of their service life.
  • Chainplate Inspection: Given the boat’s offshore intent, the stainless steel chainplates should be inspected for crevice corrosion, particularly where they pass through the deck.
  • Rudder Post and Skeg: The connection point between the skeg and the rudder is a high-stress area. Buyers should check for play in the rudder bearings and any signs of structural movement in the skeg.

Community & Resources

The Maple Leaf 45 enjoys a dedicated following, particularly in British Columbia and the United States' Pacific Northwest. Technical support and historical documentation are often shared through the Cooper Yachts Owners Association, which serves as a repository for manual scans and refit logs. Because of the shared lineage with the Maple Leaf 42 and 48, owners often find cross-compatible technical advice through the Stan Huntingford design archives.

The Verdict

The Maple Leaf 45 is a "proper" yacht for those who prioritize safety, comfort, and interior volume over racing trophies. It is a vessel designed to be a home on the water, capable of crossing oceans while keeping its occupants dry and secure.

Pros:

  • Exceptional heavy-weather stability and comfort.
  • Massive interior volume with a private aft stateroom.
  • Strong build quality from a legendary Canadian manufacturer.
  • Predictable handling under power and sail.

Cons:

  • Sluggish performance in light winds (under 10 knots).
  • Potential for varying interior quality due to semi-custom/kit origins.
  • Large displacement makes it more expensive to haul and maintain.
  • Aged systems (tanks and wiring) likely require updates for modern cruising.

Measurements

Construction & Hull

Construction Material
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Skeg-Hung
Ballast
9200 lbs
Displacement
27700 lbs
Water Capacity
175 gal
Fuel Capacity
125 gal

Dimensions

Length Overall (LOA)
45 ft
Waterline Length (LWL)
37.75 ft
Beam
14 ft
Draft
6.25 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
862 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
15.06
Ballast / Displacement Ratio
33.21
Displacement / Length Ratio (D/L) Ratio
229.87
Comfort Ratio
31.91
Capsize Screening Formula
1.85
Hull Speed
8.23 kn