Thursday Island, colloquially known as TI, or in the native language, Waiben, is an island of the Torres Strait Islands archipelago located approximately 39 kilometres (24 miles) north of Cape York Peninsula in the Torres Strait, Queensland, Australia. Thursday Island is the administrative and commercial centre of the Torres Strait Island Region. and has an area of about 3.5 square kilometres (1.4 square miles). The highest point on Thursday Island, standing at 104 metres (341 feet) above sea level, is Milman Hill, a World War II defence facility. At the 2011 census, Thursday Island had a population of 2,610.