In 2021, 80 per cent of the Boyne Island and Tannum Sands population was born in Australia, compared to 79.6 per cent in the Gladstone Region.

A further 1.7 per cent were born overseas from other English-speaking countries including, Canada, England, Ireland New Zealand, South Africa, Scotland and United States of America.

The community of Boyne Tannum includes 537 Aboriginal and Torres Strait Islander people, which is 5.3 per cent of the population. There has been a gradual increase in the number of Aboriginal and Torres Strait Island people in Boyne Tannum, representing 3.5 per cent (347 people) of the population in 2016 and 2.6 per cent (251) of the population 2011, an increase of 286 people over 10 years.

English is the main language spoken at home for 91 per cent of the community in Boyne Tannum compared, to 87.1 per cent in the Gladstone Region. 2.7 per cent of households in the Boyne Tannum community speak another language other than English at home.