[4] In the 2021 census, Warraber Islet had a population of 287 people.

[1] In the 2016 census, Warraber Islet had a population of 245 people.

[5] In the 2021 census, Warraber Islet had a population of 287 people.

[1] Warraber Island Campus is a primary (Early Childhood-6) campus of Tagai State College (10°12′23″S 142°49′40″E / 10.2063°S 142.8279°E / -10.2063; 142.8279 (Tagai State College - Warraber Island Campus)).

The nearest secondary school is on Thursday Island.