Ever dreamed of having your own island paradise? Well here's your chance! For only $42K you can buy your own building allotment of over 1 acre (Lot. 29) and a share of the undivided portion of the 1000 acre Spilsby Island in Spencer Gulf. This is a rare opportunity to build your dream home with magnificent, uninterrupted sea views.
In the meantime, you can rent the original homestead for holidays and enjoy all that Spilsby Island has to offer - swimming, fishing, diving, surfing, sailing or just relaxing amid the wildlife including fairy penguins, goannas and a wide range of sea birds. The island even has its own air strip so you can fly in from nearby Port Lincoln or from Adelaide.
The size of Wedge Island is approximately 11.1 square kilometres. The population of Wedge Island in 2016 was 0 people. By 2021 the population was 0 showing a stable population in the area during that time. The predominant age group in Wedge Island is 0-9 years. Households in Wedge Island are likely to be repaying not stated per month on mortgage repayments. In general, people in Wedge Island work in a not stated occupation.In 2021, 0.00% of the homes in Wedge Island were owner-occupied compared with 0.00% in 2016.
Wedge Island has 88 properties. As at 30 November 2025:
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