The closest accommodation is at West Beach Parks and they have the full range of accommodation options.
Their web site is Adelaide Accommodation & Activities • West Beach Parks
We will shortly have a much larger list of accommodation options on this web site at www.adelaidesailingclub.com.au
In essence, any accommodation in the Glenelg (to the south) or West Beach (to the north) is within 5-10 minutes by car or via the coastal path if walking or cycling. Both suburbs have wide variety of accommodation options.