Northern Lake Munmorah Sand Dunes is a natural site in Northern Lake Munmorah, Australia.

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The eight sand dunes were formed 40,000 years during huge sandstorms over many years. It is one of the biggest sand-dune sights in the Central Coast of New South Wales.^[1]

Aboriginal Australians lived in the dunes. and evidence of this can still be found today.

The Munmorah Sand Dunes have been in Northern Lake Munmorah for nearly 40 thousand years.^{[citation needed]} The eight sand-dunes were formed during huge sandstorms over many years. It is one of the biggest sand-dune sights in the Central Coast.^{[citation needed]}

The Aboriginals had names for these dunes