Endeavour 24 Information, Review, Specs

Make
Endeavour
Model
24
Builder
Endeavour Yachts
Designer
R. Gardner/L. Hedges/J. Bott
Number Built
328
Production Year(s)
1966 - 1985

The Endeavour 24 stands as a landmark in Australian maritime history, representing the successful transition from traditional timber construction to mass-produced fiberglass (GRP). Conceived in the mid-1960s by Reg Gardner, with design input from boat builder John Bott and naval architect Len Hedges, this 24-foot masthead sloop was specifically engineered to democratize sailing. At a time when yachting was often reserved for the wealthy, the Endeavour 24’s availability in "kit" form allowed hundreds of Australian families to assemble their own vessels, fostering a DIY culture that remains a point of pride among current owners. The model’s robust construction and predictable handling made it the foundational pillar for Endeavour Yachts, which would eventually become one of the largest manufacturers in the Southern Hemisphere.

Sailing Performance & Handling

On the water, the Endeavour 24 is characterized by its "stiff" and forgiving nature, making it an ideal platform for novice sailors or those navigating the choppy waters of Sydney Harbour or Port Phillip Bay. Despite its modest length, the boat carries a significant ballast-to-displacement ratio, typically utilizing a cast iron fin keel that provides substantial righting moment. While it lacks the high-performance acceleration of modern sports boats, it excels in heavy air, where its weight and hull shape allow it to punch through chop without the skittishness associated with lighter hulls.

The masthead sloop rig is simple and robust, though the boat is known to be somewhat "heavy" on the helm when over-canvassed. Experienced owners often recommend reefing early to maintain balance. Because many of these boats were sold as kits, sailing performance can vary slightly based on the quality of the original owner's rigging choices and deck hardware placement. However, the fundamental design remains highly regarded for its sea-kindliness; it tracks well and offers a sense of security that is rare for a vessel in the 24-foot class.

Interior Comfort & Variations

The interior of the Endeavour 24 is a masterclass in 1960s spatial efficiency, though it is undeniably compact by modern standards. The layout typically features a V-berth forward, a small manual head (often tucked under the V-berth or in a dedicated locker), and two longitudinal settees in the main cabin that double as berths. Because of the kit-built nature of many hulls, the interior finish ranges from utilitarian painted glass to elaborate teak cabinetry, depending on the skill of the original builder.

Headroom is limited—a common trade-off for the boat's sleek, low-profile cabin trunk—meaning most adults will need to stoop while below decks. The galley is usually a basic affair, often consisting of a simple two-burner stove and a small sink located near the companionway for ventilation. While the Endeavour 24 was followed by the Endeavour 26 and the Joe Adams-designed Endeavour 27, which offered significantly more interior volume and standing headroom, the 24 remains favored for its "pocket cruiser" charm and ease of single-handed maintenance.

Known Issues & Buyer’s Checklist

Prospective buyers should approach an Endeavour 24 with a focus on structural integrity, as many of these hulls are now over 50 years old.

  • Keel Bolt and Rust: The cast iron keel is prone to surface oxidation. Buyers should inspect the "smile" at the leading edge of the keel-to-hull joint and check the condition of the internal keel bolts for significant corrosion.
  • Deck Core Delamination: While the hulls are solid fiberglass, the decks often utilized a balsa or plywood core for stiffness. Soft spots around the chainplates, stanchions, and the mast step are common indicators of water ingress and core rot.
  • Window and Hatch Leaks: The original aluminum-framed windows are notorious for leaking over time. Persistent leaks can damage the interior timber and contribute to a damp cabin environment.
  • Chainplate Inspection: Given the age of the fleet, the stainless steel chainplates should be pulled and inspected for crevice corrosion, especially where they pass through the deck.
  • Kit Construction Variability: Because many were amateur-finished, the quality of the electrical wiring and plumbing can vary wildly. A thorough "behind the scenes" inspection of the 12V system is essential for safety.

Community & Resources

The Endeavour 24 enjoys one of the most dedicated vintage yacht communities in Australia. The Endeavour Owners Association of Australia serves as the primary hub for technical data, historical records, and social racing. The association is particularly active in New South Wales and Victoria, where "Endeavour Championships" are still held, proving the model's enduring competitive legs in club racing. Technical wikis and owner forums often host digitized versions of the original build manuals provided by Reg Gardner, which are invaluable for restorers.

The Verdict

The Endeavour 24 is a quintessential Australian classic that offers an affordable entry point into the world of keelboat sailing. While it lacks the speed of modern designs and the headroom of larger cruisers, its history, structural honesty, and supportive owner community make it a standout choice for budget-conscious sailors.

Pros:

  • Extremely robust hull construction.
  • Forgiving and stable handling in heavy weather.
  • Active owner association and strong resale value for well-maintained examples.
  • Simple systems that are easy for DIY owners to maintain or upgrade.

Cons:

  • Limited interior headroom and cramped living quarters for extended cruising.
  • Potential for varying build quality due to the "kit boat" origins.
  • Maintenance intensive cast iron keel and aging deck cores.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Spade
Ballast
1600 lbs
Displacement
3307 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
24 ft
Waterline Length (LWL)
19 ft
Beam
7.83 ft
Draft
3.5 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
22.5 ft
E (Main Foot)
10 ft
I (Foretriangle Height)
26 ft
J (Foretriangle Base)
9 ft
Forestay Length (est)
27.51 ft
Sail Area
230 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
16.58
Ballast / Displacement Ratio
48.38
Displacement / Length Ratio (D/L) Ratio
215.24
Comfort Ratio
16.07
Capsize Screening Formula
2.1
Hull Speed
5.84 kn