Ugar Island is an island locality in the Torres Strait Island Region, Queensland, Australia. It consists of a single island, Stephens Island in the Torres Strait. In the , Ugar Island had a population of 69 people.
The land use is residential with associated services and utilities. There is minimal other land use.
In the , Ugar Island had a population of 85 people.
In the , Ugar Island had a population of 69 people.
Stephen Island Campus is a primary (Early Childhood-6) campus of Tagai State College ().
There are no secondary schools on the island. The secondary campus of Tagai State College in on Thursday Island, where boarding facilities are available. Other alternatives are distance education and other boarding schools.