The City of Lake Macquarie is a local government area in the Hunter Region in New South Wales, Australia. It was proclaimed a city from 7 September 1984. The city is situated adjacent to the city of Newcastle and is widely considered as a part of the Greater Newcastle area. The city is approximately 150 km north of Sydney. One of its major tourist attrac…The City of Lake Macquarie is a local government area in the Hunter Region in New South Wales, Australia. It was proclaimed a city from 7 September 1984. The city is situated adjacent to the city of Newcastle and is widely considered as a part of the Greater Newcastle area. The city is approximately 150 km north of Sydney. One of its major tourist attractions is its lake, also named Lake Macquarie.