It's not your own island but there is still plenty of space to roam on your own section of Orcas Island which is the largest of the San Juan Islands in Washington. This estate is actually a collection of six tax parcels that total around 161 acres. This waterfront estate has over three thousand feet of shoreline and two large boat houses with a drive-on deep water pier with large float. There are a total of six houses, three cabins, a cookhouse, a shop. garages, barns, a saw mill, stable and even a small lake. It is listed for $20 million.