 Rùm is the largest of the Small Isles , with an area of 10 @,@ 463 hectares ( 40 @.@ 40 sq mi ) . It had a population of only 22 in the 2001 census , making it one of the most sparsely populated of all Scottish islands . There is no indigenous population ; the residents are a mixture of employees of Scottish Natural Heritage and their families , together with a number of researchers and a school teacher . There are a variety of small businesses on the island including accommodation providers , artists and crafters , three newly created crofts are being worked ( as of 2012 ) with the introduction of sheep back to the island , along with pigs and poultry . Most of the residents live in the village of Kinloch , in the east of the island , which has no church or pub , but does have a village hall and a small primary school . It also has a shop and post office , which is run as a private business . There is a summer <unk> open . 
