Umbakumba is a community located on Groote Eylandt in the Gulf of Carpentaria, Northern Territory, Australia. The main spoken languages are Anindilyakwa, an Australian Aboriginal language, and English. There are also several Yolŋu Matha speakers.[3] It is one of the three main settlements on the Groote Eylandt archipelago, including Milyakburra and Angurugu, where Anindilyakwa is the predominant spoken language. According to the 2016 Australian Census, the population of Umbakumba was 503, an increase from 441 in 2011.