Islander 40 Sailboats for Sale & Market Overview

The Islander 40, specifically the Doug Peterson-designed iteration introduced in the late 1970s, represents the zenith of Islander Yachts’ evolution from a producer of simple coastal cruisers to a builder of serious, performance-oriented offshore yachts. This model was intended to bridge the gap between the legendary Islander 36 and the larger, more traditional cruising designs that preceded it. While an earlier Islander 40 motorsailer existed—designed by Charles Davies in the mid-1960s with a heavy displacement and a high-volume hull—it is the Peterson 40 that defined the brand’s reputation for speed and sea-kindliness during the final decade of the company’s operation. The Peterson-designed Islander 40 utilized a fin keel and a spade rudder, a configuration that signaled a definitive shift toward the modern "performance-cruiser" archetype, offering a balanced helm and a hull shape capable of competitive club racing without sacrificing the amenities required for extended live-aboard voyaging.