At the 2011 census, there were 12,518 people in the Bellingen local government area, of these 48.5 per cent were male and 51.5 per cent were female. Aboriginal and Torres Strait Islander people made up 3.0 per cent of the population which is higher than the national and state averages of 2.5 per cent. The median age of people in the Bellingen Shire was 46 years; some 10 years higher than the national median. Children aged 0 – 14 years made up 19.5 per cent of the population and people aged 65 years and over made up 19.9 per cent of the population. Of people in the area aged 15 years and over, 46.1 per cent were married and 17.4 per cent were either divorced or separated.

Population growth in the Bellingen Shire between the 2001 census, 2006 census, and the 2011 census was marginal. When compared with total population growth of Australia for the same periods, being 5.78 per cent and 8.32 per cent respectively, population growth in the Bellingen local government area was significantly lower than the national average. The median weekly income for residents within the Bellingen Shire was significantly below the national average, being one of the factors that place the Bellingen Shire in an area of social disadvantage.

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