Zanshin's remarks are dead on. There are many live aboard's in the harbor and Vessup Beach area so it is clearly being done. To find inexpensive housing I would suggest you also look at www dot VImovingcenter dot com. Once on island you might do well to meet as many people as possible quickly to see if you could get a roommate to share expenses. Oct 11 is still the hurricance season here. There are some bulletin boards around the Redhook area that will have rental notices on them as well.