Nambucca Valley Council is a local government area in the Mid North Coast region of New South Wales, Australia. The shire services an area of 1,491 square kilometres and is located adjacent to the Pacific Highway and the North Coast railway line. At the 2016 census, Nambucca Valley Council had a high proportion of Aboriginal and Torres Strait Islandeā¦Nambucca Valley Council is a local government area in the Mid North Coast region of New South Wales, Australia. The shire services an area of 1,491 square kilometres and is located adjacent to the Pacific Highway and the North Coast railway line. At the 2016 census, Nambucca Valley Council had a high proportion of Aboriginal and Torres Strait Islander people residing within its boundaries; being 7.6 per cent of the population, nearly treble the national and state averages of 2.8 and 2.9 per cent respectively. Within the Shire's boundaries is Bowraville, one of the most socially disadvantaged areas in Australia.