from the Neolithic age until 1930 and Stroma was permanently occupied until the 1970s and thereafter by lighthouse keepers and their families until 1996. Several other outlying islands have lighthouses, none of which is still staffed.

In this list, an island is defined as "land that is surrounded by seawater on a daily basis, but not necessarily at all stages of the tide, excluding human devices such as bridges and causeways". A complication